semiconductor fuses semiconductor (ac) fuses scac 194 other protistor fuses ferrule fuses 27x60 urq/urs/urb - 690 v to 1000 vac 12/04 watts loss 0,8 i n i n * minimum operating voltage for trip-indicator: 20 v fuseholder solution: see gears and fuse gears section voltage rating u n (vac) 690 v class current rating i n (a ) 50 63 80 100 125 160 200 250 125 160 32 40 50 63 80 100 125 160 170 tested breaking capacity 200 ka @ 690 v 200 ka @ 690 v 100 ka @ 1000 v total clearing i 2 t i 2 t t (a 2 s ) 610 @ 660 v 860 @ 660 v 1880 @ 660 v 3210 @ 660 v 6970 @ 660 v 15000 @ 660 v 30000 @ 660 v 63000 @ 660 v 13000 @ 660 v 24000 @ 660 v 250 @ 1000 v 450 @ 1000 v 840 @ 1000 v 1470 @ 1000 v 3300 @ 1000 v 6000 @ 1000 v 12500 @ 1000 v 26700 @ 1000 v 36000 @ 1000 v pre-arcing i 2 t @ 1 ms i 2 t p (a 2 s ) 110 155 350 625 1400 3150 6580 15570 2790 5500 33 60 110 200 435 975 1910 3890 4710 urq urb 1000 v 8.4 11.1 12.6 14.2 15.7 17.7 19.4 22.6 14.5 17.5 7.4 8.7 9.7 11.3 12.3 14 16 18 19 16 21 24 27 30 34 38 45 25 30 14.5 17 19 22 24 27 31 35 37 extremely high ibreaking capacity fuses: protection of power semi conductors according to iec standard 60269.1 and 4 690 v - 1000 v ac voltage rating ar-class according to vde 636-23 and iec 60269.4 690v urq and 1000v urb are ul recognized main characteristics urs 690 v
scac 195 semiconductor fuses semiconductor (ac) fuses other protistor fuses ferrule fuses 27x60 urq/urs/urb - 690 v to 1000 vac 12/04 urq 27x60 - with trip-indicatior 50 a 63 a 80 a 100 a 125 a 160 a 200 a 250 a 125 a 160 a 32 a 40 a 50 a 63 a 80 a 100 a 125 a 160 a 170 a n075958 v076309 w076310 r078330 s078331 x076311 t078332 t076308 p209865 q209866 s081298 r081297 q081296 p081295 n081294 m081293 l081292 k081291 z080338 6.921 cp urq 27x60/ 50 6.921 cp urq 27x60/ 63 6.921 cp urq 27x60/ 80 6.921 cp urq 27x60/100 6.921 cp urq 27x60/125 6.921 cp urq 27x60/160 6.921 cp urq 27x60/200 6.921 cp urq 27x60/250 6.921 cp urs 27x60/125 6.921 cp urs 27x60/160 1021 cp urb 27x60/ 32 1021 cp urb 27x60/ 40 1021 cp urb 27x60/ 50 1021 cp urb 27x60/ 63 1021 cp urb 27x60/ 80 1021 cp urb 27x60/100 1021 cp urb 27x60/125 1021 cp urb 27x60/160 1021 cp urb 27x60/170 current rating voltage urb type designation catalog number ref. number 690 v 1000 v 60,3 ? 27 ? 5 7 except 125 and 160a urs urs 690 v 60,3 7 5 27 fr27uq69v50t fr27uq69v63t fr27uq69v80t fr27uq69v100t fr27uq69v125t fr27uq69v160t FR27UQ69V200T fr27uq69v250t fr27us69v125t fr27us69v160t fr27ub10c32t fr27ub10c40t fr27ub10c50t fr27ub10c63t fr27ub10c80t fr27ub10c100t fr27ub10c125t fr27ub10c160t fr27ub10c170t
semiconductor fuses semiconductor (ac) fuses scac 196 other protistor fuses ferrule fuses 27x60 urq/urs/urb - 690 v to 1000 vac 12/04 time vs current characteristics these curves indicate, for each rated current, pre-arcing time vs. r.m.s. pre-arcing current. tolerance for mean pre-arcing current 8%. a = 130 b1 = 1,25 a2 = 0,6 b2 = 0,6 cf3 = 0,8 a = 130 b1 = 1,25 a2 = 0,6 b2 = 0,6 cf3 = 0,8 10 2 10 3 10 4 10 5 10 -4 10 -3 10 -2 10 -1 10 0 10 1 10 2 10 3 10 4 i (a) t (s) urs 125a 160a
scac 197 semiconductor fuses semiconductor (ac) fuses other protistor fuses ferrule fuses 27x60 urq/urs/urb - 690 v to 1000 vac 12/04 corrective factor peak arc voltage above: mean curves show variation of total clearing time ( i 2 tt) and total clearing duration tt as a function of operating voltage u. dc application data left: curves indicate permissible value of time constant l/r as a function of the dc working voltage these curves show peak value um of arc voltage which appears across the fuse-link as a function of operating voltage u @ cos ? = 0.15. 50 to 200 a urq 250 a urq 32 to170 a urb 50 to 200 a urq 250 a urq 32 to170 a urb k k k 1,2 1 0,8 0,6 0,4 0 200 400 600 1,2 1 0,8 0,6 0,4 0,2 0,2 0 200 100 400 300 500 600 u(v) u(v) 1,2 1 0,8 0,6 0,4 0,2 0 200 400 600 800 1000 u(v) l r 80 70 60 50 40 30 20 10 100 200 300 400 500 600 u(v) (ms) 0 in <= 160 a in <= 200 a in <= 250 a 200 300 400 500 600 700 800 500 700 900 1100 1300 1500 u (v) um (v) 125-160a urs 125-160a urs um(v) u(v) 2000 1000 0 100 200 300 400 500 600 700 um(v) u(v) 2000 1000 0 0 100 200 300 400 500 500 600 600 700 700 800 900 1000 um(v) 2000 1000 u(v)
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