2-channel contactor switch-off for one module
 | Beckhoff always recommends using a 2-channel contactor switch-off Depending on the risk analysis, it is also possible to use a 1-channel contactor switch-off in individual cases, for example if the system has a complete enclosure. |
| 24 VDC circuit | 48 VDC circuit |
|---|---|---|
Power supply | 3-phase power supply with sufficient power according to the number of connected modules Beckhoff recommends: | 3-phase power supply with sufficient power according to the number of connected modules Beckhoff recommends: |
Primary protection | For the recommended power supply: | For the recommended power supply: |
Secondary protection | 2-pin 4 A circuit breaker with B characteristic Beckhoff recommends: |
|
Output to module with infeed |
| 16 A circuit breaker with B characteristic Beckhoff recommends: |
Output to brake chopper terminal |
| 4 A circuit breaker with C characteristic Beckhoff recommends: |
Contactor switch-off | 1-channel contactor switch-off | 2-channel contactor switch-off* Beckhoff recommends: |