| Input |
| Voltage |
400V or 440V ±10%, 3-phase or User Specified |
| Frequency |
50Hz or 60Hz ±6% |
| Power Factor |
>0.98 @ full load |
| Susceptibility |
EN 61000-4-4, EN 61000-4-5 |
| Output |
| Voltage |
115/200V or 120/208V, 3-phase or User Specified |
| Voltage Regulation (Steady-State) |
±2% |
| Voltage Regulation (Dynamic) |
±5% @ 0–100% step-load |
| Frequency |
400Hz ±0.1% under all conditions |
| THDv |
Better than 3% @ linear load |
| Overall Quality |
Better than MIL-STD-704E, DFS400 |
| Waveform |
Pure sinusoid |
| Phase Angle Accuracy |
Better than 1% |
| Overload Capability |
110% @ 30 mins, 200% @ 5 secs, 300% @ 1 sec |
| Permissible Load Power Factor |
0.6 leading to 0.6 lagging |
| Permissible Phase Unbalance |
70% |
| Secondary 28VDC Output |
70A continuous (optional) |
| Protection |
| Input Supply |
MCB, phase-loss detection, over & under voltage |
| Output |
Over-current, over-temperature, phase-loss detection, over & under voltage, short-circuit (any phase) |
| Display Panel |
| Parameters Displayed |
Output voltage (ph-ph + ph-N), output current, power, frequency, power factor |
| Accuracy |
Better than Class 0.25 IEC 60688 |
| LED Indicators |
Input present, converter healthy, over-temperature, overload, general fault |
| Operating conditions |
| Ambient Temperature Range |
-10°C to 50°C |
| Electrical Noise |
EN 55022, IEC1000-4 |
| Cabinet Protection |
IP22, IP31, IP54 (optional) |
| Acoustic Noise |
<50 dB(A) @ 1m |
| Construction |
Mild steel, zinc plated, painted RAL7032 grey & white |
| Castors or Feet |
4kVA model includes rubber feet & lifting handles. Larger models include 80mm castors with front brakes. Anti-vibration mounts or feet optional |
| Cooling |
Variable speed turbine, air intake in base, exhaust at rear |
| CE |
CE Marked |
| Connectors |
| Connector Options |
Hard-wire terminals, EN60309, MIL-STD, or client specification |
| Remote Facilities |
| Remote Control Option |
Remote control panel, electrically isolated from converter, self-powered, On/Off + 5 status indications, operational up to 200m |
| Remote Monitoring |
RS485 2-wire/0V, ½ duplex ¼ unit load, MODBUS RTU 16-bit CRC, 4800 or 9600 baud |
| Volt-Free Contacts (C/O) |
Input supply present, output on/off, over-temperature, overload, fault. Contacts isolated from converter |
| Connector Type (Remote) |
25-way “D” socket |
| Options |
| Variable Output Voltage |
Front panel adjustment ±15% nominal voltage |
| Variable Output Frequency |
Front panel adjustment 400Hz ±10% |
| Special Input Voltages |
220V & 480V (3-phase) |
| Special Output Voltages |
67/115V, 3-phase, 400Hz |
| Military EMC Standard |
MIL-STD-461, MIL-STD-704, STANAG 1008 |
| Standards |
EN61000-6-4, EN62040-1-1, EN55032, EN55035, EN IEC61000-3-2, EN61000-3-3,
GB50054-95, GB50150-1991, GB50150-2006, GB50171-1992,
GB/T16935.5-2008, GB/T16935.4-2011
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