Mounting The Busbar Support - Siemens NXPLUS C Installation And Operating Instructions Manual
Medium-voltage switchgear, fixed-mounted circuit-breaker switchgear up to 24 kv, extendable, single busbar, metal-enclosed, gas-insulated
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Also See for NXPLUS C:
- Installation and operating instructions manual (172 pages) ,
- Installation and operating instructions manual (266 pages)
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Installation
Busbar 1250 A
Busbar 1600 A,
2000 A, 2500 A
122/293
15.5
Mounting the busbar support
Mount the busbar support:
• On panels of 31.5 kA design
• On panels with a busbar length > 700 mm.
Do not mount the busbar support:
• On panels with busbar current transformers
Circuit-breaker panel (450 mm) and auxiliary transformer panel
Fig. 79:
Busbar support in the auxiliary transformer panel
All other panel types
Fig. 80:
Busbar support 1250 A
①
Busbar support
②
Earthing connection at the busbar support
③
Earthing connection of switchgear vessel (welded stud)
④
Earthing connection at the transformer mounting plate (with bolts)
Mount the busbar support:
• On all panels of 31.5 kA design
• Mount the busbar support at the upper busbar level according to the enclosed installation
instructions
Do not mount the busbar support:
• On bus sectionalizer panels
• On right-hand end panels
• On panels with busbar current transformers
Revision 11 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C • 802-9081.9
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