5.3 Connecting via plug/socket connector with terminal blocks (KES)
5.3.1 Terminal compartment: open
Figure 17: Plug/socket connector: left KES, right KES flameproof
[1] Cover
[2] Screws for cover
[3] O-ring
[4] Terminal compartment: Type of protection Ex e
[5] Terminal compartment: Type of protection Ex d
[6] Frame
Hazardous voltage!
Risk of electric shock.
→
Disconnect device from the mains before opening.
1. Loosen screws [2] and remove cover [1].
➥
Terminal compartments [4] and [5] are designed either in type of protection Ex
e (increased safety) or in type of protection Ex d (flameproof enclosure). Hereby,
the flameproof interior compartment of the actuator (Ex d) remains closed.
2. Insert cable glands with Ex e approval and suitable for connection cables.
➥
The enclosure protection IP… stated on the name plate is only ensured if suita-
ble cable glands are used. Example: Name plate shows enclosure protection
IP 68.
3. Seal cable entries unused cable entries with approved plugs suitable for the
required protection type.
4. Remove cable sheathing and insert the wires into the cable glands.
5. Fasten cable glands with the specified torque to ensure required enclosure
protection.
22
SGExC 05.1 – SGExC 12.1 Control unit: electromechanic
Electrical connection ACExC 01.2 Intrusive Modbus RTU
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