- Mean time between failures (MTBF) – 40,000 hours
- Isolation switches for input, output and battery
- SNMP communications and control options
- Draw-out sub-assemblies and printed wiring boards
- Built-in test (BIT) capability
- On-line maintenance of batteries and battery charger
- Output voltmeter
- LED status indication for input, output, back-up mode operation, low battery, over current, over temperature and unit shutdown
- Fault signal for remote indication
- Circular coupling connectors for input and output
- Secondary fuse protection for output
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| Voltage | 440 VAC nominal, 3 phase | | Frequency | 60 Hz nominal |
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| Voltage | 28 VDC | | Power Rating | 0.8 kW | | Power Backup Time | Numerous Durations Available | | Efficiency | 80% at rated load | | Number of Available Output Connectors | 1 |
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| Operating Temperature | 10°C to 50°C / 50°F to 122°F | | EMI/EMC | MIL-STD-461D, CE101, CE102, CS101, CS114, CS116, RE101, RE102, RS101, RS103 | | Vibration | MIL-STD-167/1, Type 1, 4 Hz to 33 Hz | | Shock Resistance | MIL-S-901D, Grade A, Class I, Type A | | Airborne Noise | MIL-STD-740-1, Grade A12 | | Cooling Method | Forced air convection |
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| Power Unit Dimensions | | (LXWXH Inches) | 9.1 x 20.5 x 25.2 | | (LXWXH mm) | 230 x 513 x 640 | | Power Unit Weight (excluding batteries) | | (LBS. Max) | 42.6 lbs | | (KGS. Max) | 93.92 kgs |
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