din fuses BS88 semiconductor protection fuses ? extremely high interrupting rating fuses: protection of power semiconductors according to iec 269. and en 60269-.4 ? 500-690v voltage rating (rating 20 to 400a) ? gr class (grb ratings 20 to 125a) according to vde 636-23. -full range protection -improving safety and protection -allows selective coordination ? ar class (urb ratings 75 to 400a) according to vde 636-23 and iec 269.4 ? two models according to bs 88-4 and en 60 269.4 standards: z3 drawing (74mm between axes) external open fuse with and without indicator protistor ? fuses 500-690v ac grb/urb from 20 to 400a size: 000 features / benefits voltage rating u n ( v ) class grb urb urb 20 25 32 40 50 63 80 100 125 75 80 100 110 125 160 200 250 315 350 400 tested interrupting rating 200 k a @ 660 v 200 k a @ 660 v 120 k a @ 500 v estimated interrupting rating 300 k a @ 660 v 300 k a @ 660 v 80 150 270 460 730 1500 2900 6000 11800 2250 2500 4200 6800 8900 16000 31500 52000 82000 110000 160000 12 20 39 70 102 210 475 970 1900 350 390 690 950 1300 2700 5250 9900 15500 22400 33200 applications data watt losses 0.8 i n i n 3.8 5.0 5.5 6.6 7.7 8.8 9.9 11 11.6 11.2 11.6 12.7 13.5 14.3 17.0 19.8 24.8 31.9 31.9 36.3 7 9 10 12 14 16 18 20 21 20.5 21 23 24.5 26 31 36 45 58 58 66 690 690 current rating i n ( a ) melting i 2 t@ 1 ms i 2 t p (a 2 s) total clearing i 2 t@ un i 2 t t (a 2 s) minimum operating voltage for the external trip-indicator: 20v 660 500 d 56 c us
amp-trap form 101 BS88 semiconductor protection fuses d 57 british standard with external open fuse trip-indicator british standard without open fuse indicator the use of mc 6.3 gr 2-5n blown fuse remote sensing microswitch is possible. ref. number: y 310015 mounted on separate trip-indicator. see microswitch section page j10, j12. current rating catalog no. ref # 20 25 32 40 50 63 80 100 125 75 80 100 110 125 150 160 200 250 315 350 400 6,9 grb 000 BS88/020 6,9 grb 000 BS88/025 6,9 grb 000 BS88/032 6,9 grb 000 BS88/040 6,9 grb 000 BS88/050 6,9 grb 000 BS88/063 6,9 grb 000 BS88/080 6,9 grb 000 BS88/100 6,9 grb 000 BS88/125 6,9 urb 000 BS88/075 6,9 urb 000 BS88/080 6,9 urb 000 BS88/100 6,9 urb 000 BS88/110 6,9 urb 000 BS88/125 6,9 urb 000 BS88/150 6,9 urb 000 BS88/160 6,9 urb 000 BS88/200 6,9 urb 000 BS88/250 6,6 urb 000 BS88/315 5 urb 000 BS88/350 5 urb 000 BS88/400 t330044 v330045 w330046 x330047 z330049 a330050 n330108 h330103 p330109 b330051 c330052 d330053 e330100 e330054 f330101 f330055 g330056 h330057 j330058 x330116 g330194 current rating catalog no. ref # 20 25 32 40 50 63 80 100 125 75 80 100 110 125 150 160 200 250 315 350 400 6,9 grb 000 BS88p/020 6,9 grb 000 BS88p/025 6,9 grb 000 BS88p/032 6,9 grb 000 BS88p/040 6,9 grb 000 BS88p/050 6,9 grb 000 BS88p/063 6,9 grb 000 BS88p/080 6,9 grb 000 BS88p/100 6,9 grb 000 BS88p/125 6,9 urb 000 BS88p/075 6,9 urb 000 BS88p/080 6,9 urb 000 BS88p/100 6,9 urb 000 BS88p/110 6,9 urb 000 BS88p/125 6,9 urb 000 BS88p/150 6,9 urb 000 BS88p/160 6,9 urb 000 BS88p/200 6,9 urb 000 BS88p/250 6,6 urb 000 BS88p/315 5 urb 000 BS88p/350 5 urb 000 BS88p/400 y330117 z330118 a330119 b330120 c330121 d330122 e330123 f330124 g330125 h330126 j330127 k330128 l330129 m330130 n330131 p330132 q330133 r330134 s330135 t330136 h330195 21.5 50 36 70 4 94 1.5 8.7 12.7 27 50 70 4 94 1.5 36 8.7 12.7 c us c us d
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