460-480 Tyco Electronics, 460-480 Datasheet - Page 20

• Manufacturer Part Number: 460-480
• Description: Voltage Transformer
• Manufacturer: Tyco Electronics
• Series: 460r

Specifications of 460-480

• Turns Ratio: 4
• Transformer Mounting: Chassis
• Voltage Ratio: 480
• Primary Voltages: 480V
• Power Rating: 150VA
• Output Voltage: 120V
• Mounting Type: Foot Mounted
• Transformer Type: Voltage
• Lead Free Status / RoHS Status: na

Application:
Relaying and metering
Frequency:
50 – 400Hz
Insulation Level:
600 Volts, 10kV BIL full wave
• Terminals are brass studs No. 8 – 32
• Multi-ratios available
• Order mounting bracket kit
• Approximate weight: 10 lbs
CSA 223647
Approvals
20
with one flat washer, lockwasher and
regular nut
separately
UL 257877
Model 21
Window Diameter 1.25"
Approximate weight: 10 lbs
Models 21, 22, 24, 25
Window Diameter 1.25", 1.63", 2.0", 2.5" 3.13"
21 – 500
21 – 750
21 – 101
21 – 151
21 – 201
21 – 251
21 – 301
21 – 401
21 – 501
21 – 601
21 – 751
21 – 801
21 – 102
Catalogue
Number
Current
Ratio
1000:5
400:5
600:5
800:5
200:5
300:5
500:5
250:5
750:5
100:5
150:5
50:5
75:5
V.A. for
±1% class
–
C10
C10
C20
C20
C20
C20
C50
C20
C50
C50
C50
C100
B0.1 B0.2 B0.5 B0.9 B1.8
ANSI Metering class at 60Hz Secondary
0.6
0.3
0.3
0.6
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
1.2
0.6
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
2.4
1.2
1.2
0.6
0.6
0.3
0.3
0.3
0.3
0.3
0.3
0.3
0.3
2.4
–
1.2
0.6
0.6
0.3 0.3
0.3 0.3
0.3 0.6
0.3 0.3
0.3 0.3
0.3 0.3
0.3 0.3
4.8
2.4 4.8
–
1.2
–
–
2.4
1.2
1.2
winding
resistance
(0HMS @ 75˚C
0.026
0.042
0.063
0.098
0.126
0.158
0.168
0.253
0.283
0.339
0.424
0.452
0.565
@30˚C @55˚C
Continuous
thermal
rating factor
2.0
2.0
2.0
2.0
2.0
1.5
1.5
1.5
1.5
1.33
1.0
1.0
1.0
0.8
0.8
0.8
2.0
2.0
2.0
1.5
1.5
1.5
1.33
1.0
1.0
1.0