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70 Installation Guide APC Silcon 60-80kW 400V UPS
990-4051
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NOTICE!
If an MCCB is used in stead of external input fuses, the MCCB load capacity must be 8xIn
(nominal current) for mininimum 10 ms.
NOTICE!
Check correct phase rotation of mains input voltage! Maximum input/output cables: 120 mm
2
. If
input neutral is not available, an optional Dzn0 or Dyn11 input isolation transformer must be used.
NOTICE!
All external cable dimensions are recommended sizes only. Refer to local legal regulations.
NOTICE!
Make sure that gland plate is installed in bottom of cabinet.
CAUTION!
At 100% switch mode load, neutral must be rated for 200% phase current.