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6.5.5 Wiring up UPS with External Optional Dzn0 Isolation Transformer at Output

WARNING!

Isolation transformer provides galvanic isolation between mains supply and load. Do not bypass isolation transformer in order to avoid damaging circulation currents and to prevent load from loosing galvanic isolation.

NOTICE!

Refer to local legal regulation for wiring information.

990-4053

Installation Guide APC Silcon 480kW 400V UPS

67

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Image 67
APC 990-4053 manual Options/Accessories