Removing And Mounting The Connection Compartment Covers - Siemens NXPLUS C Installation And Operating Instructions Manual

Precondition
Removing the cover
Examples of connection compartment covers
Circuit-breaker panel:
Cable compartment cover
① Cover
② Bolt M5 (tightening torque: 7 Nm)
806-9004.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • Revision 02
21.2

Removing and mounting the connection compartment covers

Life-endangering voltage
Will cause death, injury or considerable property damage.
Always observe the Five Safety Rules:
➭ Isolate.
➭ Secure against reclosing.
➭ Verify safe isolation from supply.
➭ Earth and short-circuit.
➭ Cover or barrier adjacent live parts.
The following connection compartment covers are removed and hooked in in the same way:
• Cable compartment cover
• Instrument transformer compartment cover
• Transformer compartment cover
• HV HRC fuse compartment cover
To remove the cover, the associated feeder must be earthed.
➭ Earth the feeder.
➭ Undo all bolts ② down at the cover. Keep the bolts for later reuse.
Air-insulated metering panel: Undo all bolts ② at each cover. Keep the bolts for later reuse.
➭ Push the lever of the locking device or the control gate upwards and hold it; if required,
padlock it.
Locking device with padlock
Circuit-breaker panel
➭ Lift the cover ① and remove it to the front.
Air-insulated metering panel:
Instrument transformer compartment cover
➭ Mark the cover with the panel number.
DANGER
Control gate
Air-insulated metering panel with disconnectors
Auxiliary transformer panel
Auxiliary transformer panel Transformer
compartment cover
Installation
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