INTORQ BFK458 - Electrical Installation; Reduced Switch-off Times

Electrical installation
INTORQ | BA 14.0168 | 11/2018 56
Type Input voltage U
1
(40 Hz – 60 Hz)
Max. current I
max
Over-excitation period t
ue
(± 20 %)
Min. Rated Max. Bridge half-
wave
at U
1 min
at U
1 Nom
at U
1 max
[V~] [V~] [V~] [A] [A] [s] [s] [s]
BEG-561-255-030
160 230 255 3.0 1.5
0.430 0.300 0.270
BEG-561-255-130 1.870 1.300 1.170
BEG-561-440-030-1 230 400 440 1.5 0.75 0.500 0.300 0.270
Tab.16: Data for bridge/half-wave rectifier type BEG-561
6.8.3 Reduced switch-off times
AC switching must also be carried out for the mains supply side switching (fast engagement)! Otherwise,
there will be no overexcitation when it is switched back on.
Delayed engagement Fast engagement
Mains Bridge Coil
Mains Coil
6.8.4 Permissible current load at ambient temperature
Fig.31: Permissible current load
q
If screwed to metal surface (good heat dissipation)
w
For other installations (e.g. with adhesive)