4 Electrical installation
Festo – GDCP-CMMS-AS-G2-HW-EN – 1310NH – English 39
+24V
GND
+24V
GND
2
3
4
4
5
BR+
BR-
1
[X6]
1 Motor c ontroller
2 Power pack
3 Motor ( brake)
4 RC element for spark arresting
5 Freewheeling diode
Fig. 4.3 Connection of a ho lding brake with high power requirement
High voltages with spark formation are created when inductive direct c urrents are
connected via relays.
Recommendation:
Use an integrated RC interference suppressor, e. g.
–Company:EvoxRIFA
– RC element: 22 Ω in series with 0.47 μF
– Designation: PMR205AC6470M022