The terminal compartment
1 | Cover screws |
2 | Terminal compartment clamps |
3 | Interface card (SCB) |
4 | Optional DC overvoltage protection |
5 | AC terminal |
The terminal compartment can be opened by pushing the holding clamps together. The terminal compartment contains:
- the AC terminal,
- the interface card (Smart Communication Board (SCB))
- the installation position for the optional DC overvoltage protection module.