Siemens NXPLUS C User Manual

802-9081.9 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • Revision 11 123/293
Installation
Mounting the busbar support
➭ Mount the busbar support centrally on the busbars.
➭ Mount the earthing cable at the earthing connections of the busbar support and the
switchgear vessel or transformer mounting plate.
Fig. 81: Busbar support for 1600 A, 2000 A, 2500 A with
earthing connection points
①
Busbar support
②
Earthing connection point at
the busbar support
③
Earthing connection point at
the switching-device vessel
Fig. 82: Mounting the busbar support
①
Hexagon head bolt M10x75
②
Conical spring washer
③
Washer
④
Cable clamp (upper part)
⑤
Distance sleeve
⑥
Cable clamp (lower part)
⑦
Support
⑧
Earthing connection point

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