460-480 Tyco Electronics, 460-480 Datasheet
460-480
Specifications of 460-480
Related parts for 460-480
460-480 Summary of contents
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... Energy Division Crompton Instruments Current and Voltage Transformers ...
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... Current and Voltage Transformers Contents Current Transformer for Metering and Instrumentation Current Transformer for Metering and Relaying 3 Phase Current Transformers Specific Mounting (Breaker Type) Current Transformers Wound Primary Current Transformers Voltage Transformers Voltage Transformers Control Power Transformers Technical Data Note: All dimensions are in inches ...
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... Current Transformers For Metering and Instrumentation 600V Current Transformers Non-ANSI Rated Window Type Contents Window Sizes 0.56 0.50, 0.94, 1.25 0.56, 1.25, 2.00 0.54 1.00, 1.05, 1.13 1.56 1.56 2.06 2.06 2.50 3.00 Page ...
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Model 13 Application: For current to voltage conversion by use of a loading resistor. Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 200A at 30°C amb, 120A at 55°C amb • Approximate weight: ...
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Models 14, 15, 16 Window Diameter 0.50", 0.94", 1.25" Note: Model 15 available now. Models 14 and 16 available mid-September 2002. Catalogue Current Ratio Number 14**-500 50:5 14**-600 60:5 14**-750 75:5 14**-800 80:5 14**-101 100:5 15**-500 50:5 15**-600 60:5 15**-750 ...
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Application: With ammeters, wattmeters, and cross current compensation. Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8-32 with one flat washer, lockwasher and regular nut • Approximate weight: 2.0 lbs Approvals UL ...
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Model 1A and 1B Window Diameter 0.64" Application: With ammeters, energy management systems and instrumentation. Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Flexible leads are UL 1015 105°C,CSA approved #16 AWG, 24” long. • Non-standard length ...
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Application: Generally for ammeter use only. Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave Rating Factor: 2.0 @ 30°C amb • Flexible leads are UL 1015 105°C, CSA approved #16 AWG, 24” long • Non-standard length to ...
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Model 5 Window Diameter 1.56" 5SFT Catalogue Current Ratio Number 5**-500 50:5 5**-750 75:5 5**-101 100:5 5**-151 150:5 5**-201 200:5 5**-251 250:5 5**-301 300:5 5**-401 400:5 5**-501 500:5 5**-601 600:5 * 5**-751 750:5 * 5**-801 800:5 5**-102 1000:5 * 5**-122 ...
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Application: With ammeters, wattmeters, and cross current compensation. Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Flexible leads are UL 1015 105°C, CSA approved #16 AWG, 24" long • Non-standard length to be specified • Approximate weight: ...
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Model 56 Window Diameter 2.06" 56SFT Catalogue Current Ratio Number 56 **–500 50:5 56 **–750 75:5 56 **–101 100:5 56 **–151 150:5 56 **–201 200:5 56 **–251 250:5 56 **–301 300:5 56 **–401 400:5 56 **–501 500:5 56 **–601 600:5 ...
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Application With Ammeters, wattmeters, and cross current compensation. Frequency 50-400Hz Insulation Level 0.6kV, 10kV BIL full wave • Flexible leads are UL 1015 105°C, CSA approved #16 AWG, 24" long • Non-standard lengthy to be specified • Terminals are ...
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Model 7 Window Diameter 2.50" 7SFT Catalogue Current Ratio Number 7 **-101 100:5 7 **-151 150:5 7 **-201 200:5 7 **-251 250:5 7 **-301 300:5 7 **-401 400:5 7 **-501 500:5 7 **-601 600:5 7 **-751 750:5 7 **-801 800:5 ...
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Application: With ammeters, wattmeters and cross current conpensation. Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Flexible leads are UL 1015 105°C, CSA approved #16 AWG, 24” long • Non-standard length to be specified • Terminals are ...
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... Page Contents Window Sizes 17 4.00 18 4.62 19 5.75 20-22 6.31 8.25 23-24 5.75 25 5.75 26 5.75 27-29 600V Three Phase Current Transformers ANSI Rated Window Type Page Models Body Sizes 115MR W 7.00 30-31 H 7.56 D 4.00 117MR W 7.00 32-33 H 7.56 D 4.00 120 ...
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... Three Phase Current Transformers ANSI Rated Window Type Page Models Body Sizes 142MR W 11.10 57-59 H 11.91 D 3.00 143 W 11. 11.91 D 3.00 143MR W 11.10 61-63 H 11. ...
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Model 10 Window Diameter 1.56" ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 10SFT–500 50:5 2.0±2% 4.8 – 10SFT–750 75:5 2.5 1.2 4.8 10SFT–101 100:5 3.0 1.2 2.4 10SFT–151 ...
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Application: Metering Frequency: 50-400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No 8-32 with one flat washer, lockwasher and regular nut • Flexible leads are UL 1015 105°C, CSA approved, #16 AWG, 24" long ...
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Model 19 Window Diameter 4.25" 19SHT 19RL ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 19**–301 300:5 4.0 0.6 0.6 19**–401 400:5 10.0 0.3 0.3 19**–501 500:5 15.0 0.3 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flat washer, lockwasher and regular nut • Multi-ratios available • Order mounting bracket ...
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Model 22 Window Diameter 1.63" Approximate weight: 9 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 22 – 101 100:5 C10 0.6 22 – 151 150:5 C10 0.3 ...
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Model 24 Window Diameter 2.5" Approximate weight: 6.5 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 24 – 101 100:5 – 0.6 24 – 151 150:5 – ...
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Models 64, 65, 66 Window Diameter 1.56", 2.0", 2.5" Model 64 Window Diameter 1.56" Approximate weight: 3.75 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 64 – 500 ...
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Model 65 Window Diameter 2.0" Approximate weight: 3.25 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 65 – 500 50:5 2.0 2.4 65 – 750 75:5 4.0 ...
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Model 100 Window Diameter 1.56", 2.0", 2.5" ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 100 – 201 200:5 C10 0.6 0.6 100 – 301 300:5* C10 0.3 0.3 ...
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Application: Relaying and metering Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flat washer, lockwasher and regular nut • Other ratios available upon request • ...
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Models 112, 113, 114, 115, 117 Window Diameter 2.25", 2.75", 3.25", 4.0", 4.62" Model 112 Window Diameter 2.25" Approximate weight: 25 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% ...
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Model 113 Window Diameter 2.75" Approximate weight: 23 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 113 – 500 50:5 C10 2.4 4.8 113 – 750 75:5 ...
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Model 115 Window Diameter 4.0" Approximate weight: 19 lbs ANSI Metering class at 60Hz Secondary Catalogue Current V.A. for B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio ±1% class 115 – 500 50:5 – 2.4 4.8 115 – 750 75:5 – ...
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Application: Relaying Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 8 – 32 with one flat washer, lockwasher and regular nut ...
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Models 112, 113, 114, 115, 117 Window Diameter 2.25", 2.75", 3.25", 4.0", 4.62" Model 115-601MR – rating C50 Model 115-122MR – rating C100 Model 115-202MR – rating C200 Model 115 - 601MR Model 115 - 122MR Model 115 - 202MR ...
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Application: Relaying Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 8 – 32 with one flat washer, lockwasher and regular nut ...
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Model 117 - 122MR Model 117-202MR – rating C100 Model 117 - 202MR Model 117-202MR – rating C100 33 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flat washer, lockwasher and regular nut • Multi ratios available upon request • ...
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Model 125 Window Diameter 6.31" ANSI metering class at 60Hz Secondary Catalogue Current B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio 125 – 601 600:5 0.3 0.3 125 – 751 750:5 0.3 0.3 125 – 801 800:5 0.3 0.3 125 – ...
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Application: Metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order mounting bracket ...
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Model 130 Window Diameter 5.75" ANSI metering class at 60Hz Secondary Relay Catalogue Current B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio Class 120 – 201 200:5 – 1.2 130 – 201 200:5 C10 0.6 0.6 130 – 301 300:5 C20 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 135MR Window Diameter 5.75" Application: Relaying Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 135-60MR – rating C50 Model 135-122MR – rating C100 Model 135-202MR – rating C100 ...
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Model 135-302MR – rating C200 Model 135-402MR – rating C200 Model 135-502MR – rating C200 41 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 137MR Window Diameter 5.50" Application: Relaying Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 137-60MR – rating C200 Model 137-122MR – rating C400 Model 137-202MR – rating C400 ...
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Model 137-202MR – rating C400 Model 135-402MR – rating C400 Model 135-502MR – rating C400 45 ...
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Application: Relaying and metering Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 139-601MR – rating C100 Model 139-122MR – rating C200 Model 139-202MR – rating C200 47 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 140MR Window Diameter 8.13" Application: Relaying Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 140-60MR – rating C50 Model 140-122MR – rating C100 Model 140-202MR – rating C100 ...
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Model 140-302MR – rating C100 Model 140-402MR – rating C200 Model 140-502MR – rating C50 51 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 141MR Window Diameter 8.13" Application: Relaying Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 141-60MR – rating C100 Model 141-122MR – rating C200 Model 140-202MR – rating C400 ...
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Model 141-302MR – rating C400 Model 140-402MR – rating C400 Model 141-502MR – rating C200 55 ...
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Application: Relaying and metering Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 142MR Window Diameter 7.25" Application: Relaying Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 142-601MR – rating C50 Model 142-122MR – rating C100 Model 142-202MR – rating C200 ...
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Model 142-302MR – rating C200 Model 142-402MR – rating C200 Model 140-502MR – rating C200 59 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 143MR Window Diameter 7.13" Application: Relaying Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 143-601MR – rating C200 Model 143-122MR – rating C400 Model 143-202MR – rating C400 ...
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Model 143-302MR – rating C800 Model 143-402MR – rating C800 Model 143-502MR – rating C800 63 ...
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Application: Relaying and metering Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 144MR Window Diameter 6.0" Application: Relaying Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 144-601MR – rating C100 Model 144-122MR – rating C200 Model 144-202MR – rating C200 ...
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Model 144-302MR – rating C400 Model 144-402MR – rating C400 Model 144-502MR – rating C400 67 ...
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Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 10 – 32 with one flatwasher, lockwasher and regular nut • Multi ratios available upon request • Order ...
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Model 145MR Window Diameter 6.00" Application: Relaying Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: See TRF at curve • Terminals are brass studs No. 10 – 32 with one flat ...
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Model 145-601MR – rating C200 Model 145-122MR – rating C400 Model 145-202MR – rating C800 ...
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Model 145-302MR – rating C800 Model 145-402MR – rating C800 Model 145-502MR – rating C800 71 ...
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Application: Metering Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Flexible leads are UL 1015 105°C, CSA approved. #16AWG, ...
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Models 191, 192, 193, 194, 195 Window Diameters 1.25", 1.75", 2.13", 2.5", 3.06" Model 191 Window Diameter 1.25" • Approximate weight: 5.5 lbs ANSI metering class at 60Hz Secondary Catalogue Current Relay B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio Class ...
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Model 192 Window Diameter 1.75" • Approximate weight: 4.75 lbs ANSI metering class at 60Hz Secondary Catalogue Current Relay B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio Class 192 – 101 100:5* – 0.6 192 – 151 150:5* – 0.6 ...
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Model 194 Window Diameter 2.5" Approximate weight: 3.5 lb ANSI metering class at 60Hz Secondary Relay Catalogue Current B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio Class 194 – 101 100:5 – 1.2 2.4 194 – 151 150:5* – 0.6 0.6 ...
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Application: Metering Frequency: 50 – 400Hz: Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Order mounting bracket kit separately • Multi-ratios available upon ...
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Model 297 Window Diameter 2.25" Approximate weight: 15 lbs ANSI metering class at 60Hz Secondary Catalogue Current Relay B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio Class 297 – 500 50:5 – 2.4 4.8 297 – 750 75:5 C10 1.2 2.4 ...
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Model 299 Window Diameter 3.38" Approximate weight: 10 lbs ANSI metering class at 60Hz Secondary Catalogue Current Relay B0.1 B0.2 B0.5 B0.9 B1.8 Number Ratio Class 299 – 500 50:5 – 4.8 4.8 299 – 750 75:5 – 1.2 ...
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... Phase Current Transformers 600V Class For Metering and Relaying Contents Window Phase Models Dia. Centre 1.75 4.50 3P40 2.03 4.50 3P41 2.50 4.50 3P42 3.00 4.50 3P43 1.00 2.75 3P80 1.63 3P81 2.00 3P82 Window Size W1.55 2.75 3P83 HO.45 3P86 W1 ...
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Application: 3 phase relay, metering and meter overload protection Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Approximate weight: ...
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Model 3P41 Window Diameter 2.03" Relay Catalogue Current B0.1 Number Ratio Class 3P41–101 100:5 – 1.2 3P41–151 150:5 – 0.6 3P41–201 200:5 – 0.3 3P41–251 250:5 C10 0.3 3P41–301 300:5 C10 0.3 3P41–401 400:5 C10 0.3 3P41–501 500:5 C20 0.3 ...
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Application: 3 phase relay, metering and motor overload protection. Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Approximate weight: ...
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Model 3P43 Window Diameter 3.00" Catalogue Current B0.1 Number Ratio 3P43–201 200:5 0.6 3P43–251 250:5 0.3 3P43–301 300:5 0.3 3P43–401 400:5 0.3 3P43–501 500:5 0.3 3P43–601 600:5 0.3 3P43–751 750:5 0.3 3P43–801 800:5 0.3 3P43–102 1000:5 0.3 3P43–122 1200:5 0.3 ...
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Application: 3 phase relay, metering and motor overload protection. Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Flexible leads ...
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Models 3P83, 3P86 Window Sizes 1.55 x 0.45", 1.55 x 0.25" V.A. for *Catalogue Current B0.1 Number Ratio 1% Class 3P83–500 50:5 2.5 4.8 3P83–100 100:5 2.5 2.4 3P83–151 150:5 7.5 1.2 3P83–201 200:5 10.0 0.6 3P83–251 250:5 12.0 0.6 ...
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Application: 3 phase relay, metering and motor overload protection. Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Flexible leads ...
Page 87
Model 3P90 Window Diameter 1.63" Catalogue Current V.A. for Number Ratio 1% Class B0.1 3P90–500 50:5 1 2.4 3P90–101 100:5 5 0.6 3P90–151 150:5 7.5 0.6 3P90–201 200:5 15 0.3 3P90–251 250:5 25 0.3 3P90–301 300:5 35 0.3 3P90–401 400:5 ...
Page 88
Application: 3 phase relay, metering and motor overload protection. Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Flexible leads ...
Page 89
Model 3P92 Window Size 2.56" x 2.12" V.A. for Catalogue Current Number Ratio 1% Class B0.1 3P90–500 50:5 1 2.4 3P92–101 100:5 2.5 2.4 3P92–151 150:5 5 1.2 3P92–201 200:5 5 0.6 3P92–251 250:5 7.5 0.6 3P92–301 300:5 10 0.6 ...
Page 90
Application: 3 phase relay, metering and motor overload protection. Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave • Terminals are brass studs No. 8 – 32 with one flatwasher, lockwasher and regular nut • Flexible leads ...
Page 91
... Specific Mounting (Breaker Type) Current Transformers For Metering and Relaying 600V Current Transformers ANSI Rated Specific Mount Contents Window Model Size 1.25 196 3.12 197 7.62 682 6.50 780 6.50 781 6.50 785 6.50 786 6.50 778 Window Type Page Body Sizes W 4 ...
Page 92
Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 1.33 at 30°C amb., 1.0 at 55°C amb. • Secondary terminals are No. 8 – 32 brass studs with ...
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... MOUNTING ARRANGEMENT FOR MODEL 197 C.T.’S. For use with WESTINGHOUSE moulded case circuit breakers. Generally two Current Transformers are used which fit on the two outer phase buses of the LA 600/LC 600, MA 600/MC 600, NB 1200/NC 1200 and TB-TC 2000/2500/3000 frame breakers. The Current Transformer can be mounted directly to the busbars by means of small angle brackets ...
Page 94
Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 50:5 thru 2000:5, 2.0 at 30°C amb., 1.5 at 55°C amb. 2500:5 thru 3500:5, 1.33 at 30°C amb., 1.0 ...
Page 95
Model 780 Window Diameter 6.5" Catalogue Current Relay Number Ratio Class B0.1 780–500 50:5 – 4.8 780–750 75:5 C10 4.8 780–101 100:5 C10 1.2 780–151 150:5* C20 0.6 780–201 200:5* C20 0.6 780–251 250:5* C20 0.6 780–301 300:5* C20 0.3 ...
Page 96
Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 2.0 at 30°C amb., 1.5 at 55°C amb. • Secondary terminals are No. 10 – 32 brass screws with ...
Page 97
Typical Excitation Curves – Model 781 MODEL 781 – 122MR – rating C200 MODEL 781 – 302MR – rating C200 MODEL 781 – 202MR – rating C200 MODEL 781 – 402MR – rating C200 97 ...
Page 98
Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 50:5 thru 1200:5, 2.0 at 30°C amb., 1.5 at 55°C amb. 1500:5 thru 2500:5, 1.5 at 30°C amb., 1.33 ...
Page 99
Typical Excitation Curves – Model 785 99 ...
Page 100
Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 2.9 at 30°C amb., 1.5 at 55°C amb. • Secondary terminals are No. 10 – 32 brass screws with ...
Page 101
Typical Excitation Curves – Model 786 MODEL 786 – 122MR – rating C400 MODEL 786 – 302MR – rating C400 MODEL 786 – 202MR – rating C400 MODEL 788 – 402MR – rating C400 101 ...
Page 102
Application: Relaying and metering Frequency: 50 – 400Hz Insulation Level: 600 Volts, 10kV BIL full wave Continuous Thermal Current Rating Factor: 1.33 at 30°C amb., 1.0 at 55°C amb. • Secondary terminals are No. 10 – 32 brass screws with ...
Page 103
... Wound Primary Current Transformers Auxiliary Transformers Current Transformers Wound Primary Type Contents Model Overall Size Number Width Height 20 4.59 x 5.57 190 4.50 x 5.32 189 2.70 x 3.19 188 5.25 x 5.25 600V Auxiliary ANSI Rated Page Depth x 3.00 104 x 2.19 105 x 4.10 106 x 5 ...
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... The circuits five secondaries may be totalised. Equal or unequal line current transformers can be summed with this transformer. Advise the ratios of the line current transformers to be totalised. Output terminals are X1–X2. ANSI metering class at 60Hz Class B0.1 B0.2 B0 ...
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... ANSI Metering Class: 0.3 B0.5 The Model 190X is an auxiliary transformer for use in the secondary of main current transformers to change the ratio for metering applications. Since the Model 190X is used in the secondary of another current transformer it has no voltage rating given a 2500 Volt 60Hz high potential test designed to be used on circuits not to exceed 600 Volts to ground or between windings ...
Page 106
MODEL 189 Application: Ammeters and wallmeters Frequency: 50 – 400Hz Insulation Level: 0.6 kV, BIL 10kV full wave Continuous Thermal Current Rating Factor: 1.33 at 30°C amb., 1.0 at 55°C amb. • Secondary terminals are brass studs No. 8 – ...
Page 107
... ANSI Metering Class: 0.3 B0.5 The Model 190X is an auxiliary transformer for use in the secondary of main current transformers to change the ratio for metering applications. Since the Model 190X is used in the secondary of another current transformer it has no voltage rating given a 2500 Volt 60Hz high potential test designed to be used on circuits not to exceed 600 Volts to ground or between windings ...
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108 ...
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... Line to neutral per phase connection 150VA per phase @30˚C 3VTL460 Line to line connection 600V Voltage Transformers ANSI Rated Page Overall Size Width x Height x Depth 3.00 x 3.63 x 3.50 112 3.63 x 4.06 x 2.81 113 4 ...
Page 110
... Voltage Transformer Groups GROUP 1 Transformers for application with 100% of rated primary voltage connected to the primary terminals either line-to-line or line-to-ground. These transformers are capable of operating at 125% of rated volts in emergency conditions, but cannot exceed 65% of their thermal burden rating, with a limit of 75°C temperature rise. This will result in a reduced life expectancy ...
Page 111
... National Electric Code. When fusing either the primary or the secondary circuits of voltage transformers that are connected line-to-ground, only one fuse should be fitted line side so that the transformer cannot remain energised from a line connection while the grounded neutral fuse is ruptured ...
Page 112
... Model 467 • The core and coil assembly is encased in a thermoplastic shell and filled with resin. • These transformers are designed for operation line-to-line. They may also be operated line-to-ground or line-to-neutral at reduced voltage, (58% of rated volts). • Terminals are No. 6-32 screws with one lockwasher and one flatwasher. ...
Page 113
... Model 468 • Terminals are brass studs No. 10–32 with one lockwasher, flatwasher and regular nut. • These transformers are designed for operation line-to-line. They may also be operated line-to-ground or line-to-neutral at reduced voltage, (58% of rated volts). • desirable to use a 0.80 amp fuse in the secondary to protect the transformer. ...
Page 114
... VOLTAGE TRANSFORMER CIRCLE DIAGRAM THIS GRAPH IS DRAWN FOR 60Hz P.F. SYSTEM LOAD 114 Model 460 • Terminals are brass studs No. 10–32 with one lockwasher, flatwasher and regular nut. • The core and coil assembly is encased in a thermoplastic shell and filled with resin. ...
Page 115
... It is desirable to use a 3.0 amp BBS type or equal fuse in the secondary to protect the transformer. • With two exceptions these transformers are ANSI C57.13 group 1. Those marked * are group 2. • Models designed specifically for 50Hz operation are available with reduced performance – ...
Page 116
... It is desirable to use an 8.0 amp BBS type or equal fuse in the secondary to protect the transformer. • With two exceptions these transformers are ANSI C57.13 group 1. Those marked * are group 2. • Model designed specifically for 50Hz operation are available with reduced performance – ...
Page 117
... Models designed specifically for 50Hz operation are available with reduced performance – consult factory for details. • Model 469 is an assembly of two transformers in one case with all terminals accessible, for open delta connection. • Each transformer has a clear plastic terminal cover. ...
Page 118
... Model 3VTN460 For line-to-neutral connection • The model 3VTN460 is an assembly of three transformers in one case. • The primary and secondary terminals are No. 8–32 screws into 1/2” deep brass inserts and fitted with one lockwasher and flatwasher. • The core and coil assembly is encased in a thermoplastic shell and filled with resin. ...
Page 119
... Model 2VTL460 For line-to-line connection • The model 3VTL460 is an assembly of three transformers in one case. • The primary and secondary terminals are No. 8–32 screws into 1/2” deep brass inserts and fitted with one lockwasher and flatwasher. • The core and coil assembly is encased in a thermoplastic shell and filled with resin. ...
Page 120
Circle Diagram Method for The Estimation of Voltage Transformer Accuracy Classes The accuracy of a voltage transformer is a function of the algebraic and vectorial summation of the no load (or excitation) losses and the burden voltage drop. The ...
Page 121
... PTG3-2-60 Two fuse One fuse PTW3-1-60 9.31 x 8.00 x 6.38 PTW3-2-60 Two fuse One fuse Control Power Transformers CPT3-60-2 7.45 x 8.50 x 10.50 MV Voltage Transformers and Control Power Transformers Page Voltage class 124-125 5Kv 126 5Kv 127 5Kv 128-129 5Kv ...
Page 122
... ANSI/IEEE C57.13 122 Voltage Transformer Groups Transformers for application with 100% of rated primary voltage connected to the primary terminate either line-to-line or line-to-ground. These transformers are capable of operating at 125% of rated volts in emergency conditions, but cannot have their thermal burden rating exceed 65% of rated volt amperes and 105°C Ave. winding temperature. This will result in a reduced life expectancy ...
Page 123
... Ferroresonance Most voltage transformers are lightly loaded, particularly when associated with watt hour metering and relaying schemes. If the voltage transformer has one primary lead grounded, and during an abnormal condition creating a large over-voltage, the transformer may saturate, and its impedance may cause a resonance with the system capacitance ...
Page 124
... The core and coil assembly is encased in a plastic enclosure and vacuum encapsulated in polyurethane resin. • The transformers are tested for partial discharge to Canadian Standards CAN 3-C13-M83. This test can also be carried out to IEC requirements if requested. • Recommended Spacing is for guidance only. The user needs to set appropriate values to assure performance for: high potential test ...
Page 125
... Two fuse transformers should not be used for Y connections preferred practice to connect one lead from each voltage transformer directly to the neutral terminal, using a fuse in the line side of the primary only. By using this connection a transformer can never be made “live” from the line side by reason of a blown fuse in the neutral side. For continuous operation the transformer primary voltage should not exceed 110% of rated value ...
Page 126
PTG3-1-60 PTG3-2-60 UNFUSED Recommended spacings are for guidance only. User needs to set appropriate values to assure performance for: high potential test; impulse test; high humidity; partial discharge; high altitude; and other considerations like configuration. Fuse For Rating Interrupting ...
Page 127
... Two fuse transformers should not be used for Y connections preferred practice to connect one lead from each voltage transformer directly to the neutral terminal, using a fuse in the line side of the primary only. By using this connection a transformer can never be made “live” from the line side by reason of a blown fuse in the neutral side. For continuous operation the transformer primary voltage should not exceed 110% of rated value ...
Page 128
PTW3-1-60 PTW3-3-60 UNFUSED Recommended spacings are for guidance only. User needs to set appropriate values to assure performance for: high potential test; impulse test; high humidity; partial discharge; high altitude; and other considerations like configuration. Fuse for Rating Interrupting ...
Page 129
Technical Data Contents Applicable Standards/Accuracy Classes Current Transformer Burden Data Current Transformer Relaying Accuracy/ Voltage Transformer Burden Data Current Transformer Ration Modification Primary Turn/Secondary Turn Ratio Modification Application Guide Current Transformer/ Window Size Table for Ratio Correction Page 130 131 ...
Page 130
... Accuracy statement (0.3, 0.6, 1.2) is not complete unless it is stated at a given burden. The following table defines the standard burdens for metering and relaying as well. ...
Page 131
... Current Transformer Burden Data Standard Burdens for Current Transformers with 5A Secondary Windings* Burden Resistance Burdens Designation B–0.10.09 0.116 B–0.20.18 0.232 Metering B–0.50.45 0.580 burdens B–0.90.81 1.040 B–1.81.62 2.080 B–10.50 2.300 Relaying B–21.00 4.600 burdens B–42.00 9.200 B–84.00 18.400 * If a current transformer secondary winding is rated at other than 5A, ohmic burdens for ...
Page 132
... Voltage Transformers Burden Data Voltage transformers have the same accuracy classes as indicated in Table 1 (i.e. 0.3, 0.6 and 1.2). These accuracy classes must be given at a stated burden in order to be meaningful. The following table gives the standard burden data: Burden Volt Amperes W 12 ...
Page 133
... Burden Burden is the opposition to the flow of current from the transformers secondary. Burden may be expressed in terms of resistance or volt amperes. The following table may be used to convert volt ampere values to resistance values for 5 amp secondary CT’s: Volt Ampere (VA) Resistance ( Ω OHMS) ...
Page 134
Primary Turn Ratio Modification Application Guide The nameplate of the current transformer is based on the condition that the primary conductor will be passed once through the transformer opening. The rating can be reduced in even multiples by looping ...
Page 135
Secondary Turn Ratio Modification Application Guide Formula ––– ––– Where: lp – Primary Amperage ls – Secondary Amperage Np – Number of Primary Turns Ns – Number of Secondary Turns Example: A 300:5 Current Transformer ...
Page 136
Current Transformer Window Size Model Current Ratio Windows (inches) 13 500 TURNS 0.56 13 1000 TURNS 0.56 13 2000 TURNS 0.56 14* 50:5 THRU 100:5 0.50 15sft 50:5 THRU 200:5 0.94 16* 50:5 THRU 400:5 1.25 63A 50:5 THRU ...
Page 137
Model Current Ratio Windows (inches) 110 2500:5 THRU 3000:5 4.00 112 50:5 THRU 600:5 2.25 112 750:5 THRU 1200:5 2.25 113 50:5 THRU 600:5 2.75 113 750:5 THRU 1500:5 2.75 114 50:5 THRU 800:5 3.25 114 1000:5 THRU 1600:5 3.25 ...
Page 138
Model Current Ratio Windows (inches) 143 1000:5 THRU 1200:5 7.31 143 1500:5 THRU 3000:5 7.31 143 3200:5 THRU 4000:5 7.31 143 5000:5 THRU 6000:5 7.31 143MR 600:5MR 7.31 143MR 1200:5MR 7.31 143MR 2000:5MR 7.31 143MR 3000:5MR 7.31 143MR 4000:5MR ...
Page 139
... N/A 2VT469 2:5 THRU 5:1 N/A 2VT469 3:17 N/A 3VTN460* 0.58 THRU 2.4:1 N/A 3VTN460* 2:5 THRU 5:1 N/A 3VTN460* 3:17 N/A 3VTL460* 1:1 THRU 2.4:1 N/A 3VTL460 4:1 THRU 5:1 N/A 450* 0.58 THRU 2.4:1 N/A 450* 2:5 THRU 5:1 ...
Page 140
... Such an assurance is only provided in the context of our product specifications or explicit contractual arrangements. Our liability for these products is set forth in our standard terms and conditions of sale. TE logo and Tyco Electronics are trademarks. CROMPTON is a trademark of Crompton Parkinson Ltd. and is used by Tyco Electronics under licence. Profibus is a trademark of Profibus Nutzerorganisation e.v. Modbus is a trademark of Schneider Automation Inc. Other trademarks or company names used herein are the property of respective owners. Energy Division – ...