7. Apply a thin film of non-acidic grease (e.g. petroleum jelly) to the O-ring and
insert it correctly.
8. Replace electrical connection and fasten screws evenly crosswise.
12.2.2. Disconnection from the mains with KT/KM electrical connection
Figure 89: KT/KM electrical connection
[1] Cover
[2] Screws for cover
[3] O-ring
[4] Screws (with gaskets) within connection frame
[5] Connection frame
[6] Grub screws within connection frame
Flameproof enclosure, danger of explosion!
Risk of death or serious injury.
→
Before opening, ensure that there is no explosive gas and no voltage.
→
Wait for 30 seconds after power cut-off prior to opening the housing.
→
Handle cover and housing parts with care.
→
Joint surfaces must not be damaged or soiled in any way.
→
Do not jam cover during fitting.
Removing the plug:
1. Loosen the screws [2].
2. Remove cover [1].
3. For versions with terminal compartment in type of protection Ex d (flameproof
enclosure): Remove grub screws [6] inside the connection frame.
4. Loosen screws [4] inside the connection frame.
5. Remove electrical connection.
Fitting the plug/socket
connector:
6. Clean sealing faces of plug/socket connector, cover and housing.
7. Preserve joint surfaces with an acid-free corrosion protection agent.
8. Check whether O-rings [3] are in good condition, replace if damaged.
9. Apply a thin film of non-acidic grease (e.g. petroleum jelly) to the O-rings and
insert them correctly.
10. Fit electrical connection (connection frame) and fasten screws [4] (with gaskets)
evenly crosswise.
85
SAVEx 07.2 – SAVEx 16.2 / SARVEx 07.2 – SARVEx 16.2 Control unit: electronic (MWG)
ACVExC 01.2 Non-Intrusive Modbus RTU Servicing and maintenance
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