Page 279 - Ferraz semiconductor DIN
P. 279
Semiconductor fuses
Semiconductor (AC) fuses
®
Protistor Square-body Fuses
PSC aR sizes 9x - 1500 VAC
Curves set
URB URH
A A
t (s) t (s)
4 B1 = 1,25 4 B1 = 1,25
10 10
a = 130 B2 = 0,6 a = 130 B2 = 0,6
C A2 = 0,58 Cf3 = 0,8 C A2 = 0,58 Cf3 = 0,8
10 3 10 3
2 2
10 10
-1 C' -1
10 10 C' B
B
1 1
-1 -1
10 10
-2 -2
10 10
-3 -3
10 10
1 1
-4 -4
10 10
1 10 A' B' 100 1 10 A' B' 100
x.ln x.ln
URJ
A
t (s)
4 B1 = 1,25
10
a = 130 B2 = 0,6
C A2 = 0,58 Cf3 = 0,8
3
10
10 2
10 -1 C' B
1
10 -1
-2
10
10 -3
1
10 -4
1 10 A' B' 100
x.ln
SCAC153
12/04
