Page 163 - Ferraz semiconductor DIN
P. 163
Semiconductor fuses
Semiconductor (AC) fuses
Protistor Square-body Fuses
®
PSC gR sizes 7x - 690 VAC
Curves set
Cut off characteristics
Peak let thru current
Size 70 Size 71
Ic(kA) Ic(kA)
500
350 450
315 400
250 350
200 315
10 160 10 250
200
125 160
100 125
80
63
50
1 1
0,1 0,1
0,1 1 10 100 0,1 1 10 100
Ip(kA) Ip(kA)
Size 72 Size 73
Ic(kA) Ic(kA)
1000
900
700 800
630 700
550
500 630
550 500
450 450
400 400
350 350
10 315 10 315
250
200
1 1
0,1 0,1
0,1 1 10 100 0,1 1 10 100
Ip(kA) Ip(kA)
SCAC119
12/04
