832-6063.0 * INSTALLATION SIMOSEC * REVISION 02 69
Installation
16.8 Connecting operating voltage (high voltage)
The connection is conditional on complete and trouble-free commissioning
Ö Switch all switching devices to "OPEN" position.
Ö Ground cable feeders without connected high voltage cables at the feeder, and
secure the grounding switch against de-grounding (opening).
Ö Verify correct terminal-phase connections with respect to next incoming feeder:
• Apply operational high voltage to opposite substation.
• Connect phase comparison test unit (e.g., make Pfisterer, type EPV) to the capaci-
tive test sockets of one phase at the panel and at the adjacent panel.
• Test all three phases using phase comparitor.
Ö Connect tested incoming feeder (bus bars / feeders) according to the specifications /
the instructions of the switchgear owner.
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