50LET Cooper/Bussmann, 50LET Datasheet
50LET
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50LET Summary of contents
Page 1
... British “T” type fuses are presented on the following pages. “F” Range This is a superior design of fuses in the same physical package as the “T” range. Equivalent Ratings This table shows the suggested equivalent ratings to replace a “ ...
Page 2
... EET FEE 2.76" 70.0mm FM 3.15"-3.35" 80-85mm FMM 3.15"-3.35" 80-85mm • Interrupting rating 200kA RMS Symmetrical. • These fuses meet the requirements Part 4 and IEC 269-4 • Consult Edison for UL Recognition information SEMICONDUCTOR PROTECTION FUSES SEC) Part Clearing Clearing Number ...
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... 10 17 10LET 3 12LET 16LET 15 70 140 25LET 18 120 250 32LET 32 200 450 35LET 50 320 600 50LET 100 500 1400 63LET 180 1100 2200 80LET 300 1900 3800 100LET 600 3800 7500 125LET 600 3800 7500 160LET 1100 7000 18000 180LET 1600 ...
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... Type 74.6 64.3 LCT & 63.5 LET 56 41.8 FEE & EET 113 80-85 LMT 84 59 FMM 113 80-85 LMMT & LCT FM & LMT SEMICONDUCTOR PROTECTION FUSES 54.8 8.7 8.7 28 8.4 8.7 48 17.7 19.1 26.2 17.7 19 41 FE, ET & LET BRITISH STYLE– ...
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... CURRENT IN AMPERES 660V Time-Current Curves FC (6-20A) FE (35-100A) FM (180-350A) 88 SEMICONDUCTOR PROTECTION FUSES AMPERE RATING 660V Time-Current Curves FEE (100-200A) FMM (400-700A CURRENT IN AMPERES BRITISH STYLE– AMPERE RATING ...
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... CURRENT IN AMPERES 240V Time-Current Curves LCT (6-20A) LET (25-180A) LMMT (400-900A) SEMICONDUCTOR PROTECTION FUSES AMPERE RATING 240V Time-Current Curves LMT (160-450A .01 .004 CURRENT IN AMPERES BRITISH STYLE– AMPERE RATING 89 ...
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Indicator System Trip-Indicators Trip-indicators are available for use in parallel with the main fuse. They can either be attached to the associated fuse or mounted separately in panel mounted fuse clips, reference CL1. A push-on adapter and microswitch attachment is ...