Page 182 - Ferraz semiconductor DIN

Semiconductor fuses
Semiconductor (AC) fuses

®
Protistor Square-body Fuses
PSC gR sizes 7x - 690 VAC
Curves set

k=f(U) P/PN
Multiplier coefficient Multiplier coefficient
2
to calculate total I t to calculate the power
and total operating time losses at various currents Peak arc voltage

1,4 P/PN Um (V)
0,9
1,2
0,8
1 0,7
1000
0,6
0,8
0,5
k
0,6
0,4
500
0,4 0,3
0,2
0,2
0,1
0 0,0 0
0 100 200 300 400 500 600 700 800 0,5 0,6 0,7 0,8 0,9 1,0 0 200 400 600 800
U(V) I/IN
PA terminals fuse holder U(V)
Size 1 pole 2 poles 3 poles 4 poles wall separators fuse shields
70 T218241 G218759 W219278 H222486 Z213669 V216724 K200822
71 A223008 G200796 Y201340 H201855 J214690 N217753 M222513
72 E211075 V211595 D212109 R212627 J214690 N217753 Y211621
73 X213644 B214154 F214664 K215174 Q215708 M218787 X212655

End contacts TTF terminal fuse holders

Size 1 pole
70/71 C301233
72/73 E301235

French blades EF terminal fuse holders

Size SP/SE/SF
70 F096099
71 V098711
72 W098712
73 C209187

Din blades 110 mm DI N 43653 terminal fuse holders

Size Fuses holders
70/71/72/73 L091941

Warning: for all holders, please check maximum fuse and fuse holders operating limit. in Gear and Fuse gear section
Tightning torque see Gear and Fuse gear section.

SCAC121
12/04