Semiconductor Fuses DC Fuses Ferrule Fuses 1500V DC 1500 V DC gRB - gRD from 0.8 to 25 A Size 20 x 127 Dimensions 7 mini 127 o5 CC 1551....... o 20.6 Weight : 87g Trip force: 4.5N at 0 mm - 2.5N at 7 mm 127 CC 1500 o 20.6 MAIN CHARACTERISTICS Size 20 x 127 Current rating IN( A ) 0.8 1 1.5 2 3.15 4 5 0.8 1 1.5 2 3.15 4 5 6 8 10 12 16 20 25 Interrupting rating @ 1000 V DC 100 kA L/R = 100 ms @ 1500 V DC 30 kA L/R = 30 ms @ 1500 V DC 30 kA L/R = 55 ms Watts losss 0.8 IN IN 0.5 0.5 0.8 0.9 1.2 1.3 1.4 0.5 0.5 0.8 0.9 1.2 1.3 1.4 3.4 3.3 3.5 3.9 5 5.3 6.6 0.9 0.9 1.4 1.6 2.1 2.1 2.3 0.9 0.9 1.4 1.6 2.1 2.1 2.3 6.3 6.0 6.1 6.8 8.9 9.6 12 Catalog Number CC 1551 CP gRB 20x127/0.8 CC 1551 CP gRB 20x127/1 CC 1551 CP gRB 20x127/1.5 CC 1551 CP gRB 20x127/2 CC 1551 CP gRB 20x127/3.15 CC 1551 CP gRB 20x127/4 CC 1551 CP gRB 20x127/5 CC 1500 CP gRB 20x127/0.8 CC 1500 CP gRB 20x127/1 CC 1500CP gRB 20x127/1.5 CC 1500 CP gRB 20x127/2 CC 1500 CP gRB 20x127/3.15 CC 1500CP gRB 20x127/4 CC 1500 CP gRB 20x127/5 CC 1500 CP gRD 20x127/6 CC 1500 CP gRD 20x127/8 CC 1500 CP gRD 20x127/10 CC 1500 CP gRD 20x127/12 CC 1500 CP gRD 20x127/16 CC 1500 CP gRD 20x127/20 CC 1500 CP gRD 20x127/25 Minimum trip voltage: 50 V (1) Fuses CC 1551 CP gRB 20x... D150 gRB... UL Recognized See Fuse Blocks and Fuse Holders, and Medium Voltage fuse clips 377 D 150 gRB 0.8 VI(1) D 150 gRB 001 VI(1) D 150 gRB 01.5 VI(1) D 150 gRB 002 VI(1) D 150 gRB 3.15VI(1) D 150 gRB 004 VI(1) D 150 gRB 005 VI(1) D 150 gRB 0.8 V D 150 gRB 001 V D 150 gRB 01.5 V D 150 gRB 002 V D 150 gRB 3.15 V D 150 gRB 004 V D 150 gRB 005 V D 150 gRD 006 V D 150 gRD 008 V D 150 gRD 010 V D 150 gRD 012 V D 150 gRD 016 V D 150 gRD 020 V D 150 gRD 025 V Ref. Number E075743 F075744 G075745 B088367 H075746 J075747 C088368 J081842 R079894 K081843 Y099243 L081844 Z099244 A099245 E082804 Z080867 F081655 B080593 Q081457 D082803 A080431 Pack. 3 and 10 pieces Semiconductor Fuses DC Fuses Ferrule Fuses 1500V DC ELECTRICAL CHARACTERISTICS DC application data Peak arc voltage vs. working voltage L/R (ms) Um(V) 4000 90 1 80 3000 70 gRD 50 3 2 60 2000 4 40 gRB 30 1000 20 Max. AC voltage (50/60 Hz): 2,500 V with interrupting rating of 50 kA 10 2 2000 1500 20 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 25 12 16 6 10 8 4 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 10 3 gRD @ L/R = 30 ms gRB @ L/R = 60 ms gRD @ L/R = 15 ms gRB @ L/R = 30 ms gRD without trip indicator 5 2 3.15 1.5 0.8 4 1 gRB with trip indicator 5 2 3.15 1 1.5 0.8 10 4 1: 2: 3: 4: U (V) Above: Curves indicate for various time constants L/R peak arc voltage which may appear across the fuse terminals, vs. DC working voltage Time vs. current characteristics gRB without trip indicator Curve Curve Curve Curve 1000 U (V) Above: Curves indicate maximum permissible value of time constant L/R as a function of DC working voltage t (s) 500 0 2600 2200 1800 1400 0 1000 10 a= 130 A2=0.6 B1= 1.25 B2= 0.6 Cf3= 0.8 10 1 10 -1 10 -2 10 -3 10 -4 1 10 10 2 10 3 1 10 2 10 Above: Curves indicate, for each rated current, pre-arcing time vs. R.M.S. pre-arcing current. 378 10 3 1 10 9% tolerance for mean pre-arcing current 10 2 10 3 I (A)