Electrical installation
INTORQ | BA 14.0215 | 07/2019
38
6.1
Electrical connection
DANGER
There is a risk of injury by electrical shock!
The brake must only be electrically connected when no voltage is applied!
Switching suggestions
K2
K1
L1
N
1
2 3 4
5
6
+
-
bl
sw
gr
gr
K4
K3
1
2 3 4
5
6
+
-
bl
sw
Observe the
correct polarity!
230V AC or 400V AC
Observe the
correct polarity!
Brake
Protective
circuitry
Protective
circuitry
Brake
Braking circuit 1
Braking circuit 2
Fig. 22:
Switching suggestions for the BFK455-25
Switching on
¾
K2/K4 must be switched on
before or at the same time
as K1/K3!
Switching off
¾
Normal - AC switching
– K2/K4 remain closed
– K1/K3 open
¾
Emergency stop - DC switching
– K1/K3 and K2/K4 are opened at the same time
Notice
Recommended current load for the micro-switches
¾
DC current:
10 mA to 100 mA at 12 V
¾
AC current:
10 mA to 5 A at 12 V / max. 250 V
¾
Suppressor circuit:
