802-9081.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • Revision 11 277/293
Service information
Spring-operated
mechanism
➭ Check firm seating of all terminal connections ① .
➭ Check lubrication of sliding surfaces ② .
➭ Check smooth operation of the interrogation lever ③ .
➭ Check smooth operation of the control gate ④ .
Fig. 181: Spring-operated mechanism
Cable compartment
interlock
➭ Check functionality and smooth operation of the cable compartment interlock ① .
Lift the lever of the cable compartment interlock, and release it. The lever must move down
again automatically.
Fig. 182: Cable compartment interlock
Fuse tripping Check functionality and smooth operation of the fuse tripping.
Refers to panel types:
• Vacuum contactor panel with HV HRC fuse assembly (panel width 600 mm)
• Metering panel (panel width 600 mm)
➭ Check firm seating of all terminal connections ① .
➭ Check smooth operation of tripping rocker ② , lubricate if necessary.
➭ Check whether the auxiliary switch ① (option) reacts when the tripping rocker is lifted
(clicking noise).
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