Specifications
A–4 975-0170-01-01
Transfer and General Specifications
All transfer specifications are at nominal conditions: ambient temperature
of 77 °F (25 °C), 120 VAC, 60 Hz input, unless otherwise specified.
Table A-3
Transfer and General Specifications
Environmental Specifications
Table A-4
Environmental Specifications
Transfer time—utility to invert 20 ms
Minimum AC input voltage for transfer 90 VAC RMS
Maximum AC input voltage for transfer 135 VAC RMS
Minimum AC input frequency for transfer 55 Hz
Maximum AC input frequency for transfer 65 Hz
Cooling Fan-cooled, temperature controlled.
Network power supply 800 mA at 15 VDC
Supported AC input types Split phase (up to 50 amps per line)
Dual input (up to 25 amps per line)
Nominal Ambient temperature 77 °F (25 °C)
Full Power Operating Ambient
Temperature Range
–4 ° to 122 °F (–20 ° to 50 °C)
Maximum Operating Temperature 140 °F (60 °C) See “Invert Power
Derating vs Ambient Temperature” on
page A–6.
Storage temperature range –40 ° to 185 °F (–40 to 85 °C)
Humidity: Operation/Storage ≤ 95% RH, non-condensing
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