ABB ACQ810 - Page 108

108 Technical data
The calculated short-circuit current 9.7 kA is higher than the minimum short-circuit current of the drive gG fuse
type OFAF3H500 (8280 A). -> The 500 V gG fuse (ABB Control OFAF3H500) can be used.
m
·
0.0273
ohm
km
= 4.641 mohm
X
c
= 170
=
410 V
2 ·
(19.04 mohm)
2
+ (4.438 mohm + 4.641 mohm)
2
I
k2-ph
= 9.7 kA