Siemens NXPLUS C User Manual

802-9081.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • Revision 11 279/293
Service information
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.
29.4 Visual check of spring-operated/stored-energy mechanism
Refers to panel type:
• Switch-disconnector panel with HV HRC fuses
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. 187: Spring-operated/stored-energy mechanism
Cable compartment
interlock
➭ Check functionality and smooth operation of the cable compartment interlock ① .
Fig. 188: Cable compartment interlock
Fig. 185: Cable compartment
interlock
Fig. 186: Cable compartment interlock (circuit-
breaker panel with 30000 operating cycles)

Siemens NXPLUS C Specifications

General

Rated voltage	Up to 24 kV
Rated frequency	50/60 Hz
Protection degree	IP4X
Insulation medium	SF6
Standards	IEC 62271-200
Operating mechanism	Spring-operated