Welcome To Roberts Warr Electronics Limited

FEATURES:

ACCOMMODATE UNIVERSAL AC SOURCES
MEET IEC 61000-3-2 HARMONIC CORRECTION
THIRD-WIRE CURRENT SHARING
OR-ING DIODES FOR N+1 REDUNDANCY
HOT-SWAPPABLE
MEET UNIVERSAL SAFETY STANDARDS
EMI MEET EN 55022 CLASS B
CE MARKING COMPLIANCE

SPECIFICATION

INPUT SPECIFICATION

Input Voltage: Typ. 90-264Vac with PFC.
Input Connector: IEC320-3P & On/Off Switch.
Input Frequency: 47-63Hz.
Inrush Current: = 30A @230Vac by active inrush current limiter circuit.
Input Current: 5.8A @ 115Vac, 2.6A @ 230Vac.
Dielectric Withstand: Meet IEC 60950-1.
EMI: Meet EN 55022 Class B.
Hold-up Time: Typ. 7.2-12mS @ 115Vac and Typ. 35-42mS @ 230Vac.
Power OK Signal: Available at VO1 & VO2.
Power Factor Correction: Meet IEC 61000-3-2 Harmonic Correction. PF typ. 0.92-0.98.
Over Temp. Protection: By thermostat.
Power Disable: Pin P3-2/open=shut-down. Pin P3-2/short=Operation.
Power On LED Indicator: Installed.
Earth Leakage: Less than 0.5mA @230Vac.

OUTPUT SPECIFICATION

Output Voltage: See Ratings Chart.
Output Current: See Ratings Chart.
Output Connector: B-S/S-T/Molex MLX5045.
Output Wattage: Typ. 350-400 watts.
Line Regulation: Typ. 0.1%.
Load Regulation: Main VO1 typ. ±1.0%. Aux.VO2 typ. ±1-2% (Magnetic Amp.). Aux.VO3 typ. ±3.0% (Couple Common Choke).
Noise & Ripple: Typ. 1.0% peak to peak.
OVP: Built-in at main VO1.
Remote Sense: Available at VO1 & VO2 rail.
Redundancy: Available for N+1 redundancy operation for sharing the load.
Current Sharing: 3rd-wire current sharing for VO1 & VO2 rails.
OR-ing Diode: Installed in VO1,2,3.
Adjustability: Available at VO1 & VO2.
Output LED Indicator: Installed in VO1,2,3.
Overload Protection (OLP): Fully protected against output overload and short circuit. Consult the factory for OLP setting.

GENERAL SPECIFICATION

Efficiency: Typ. 65-70%.
Switching Frequency: Fixed frequency at 56K Hz.
Circuit Topology: PWM Fixed Frequency Forward Circuit.
Transient Response: Output voltage returns in less than 3mS following a 25% load change.
Safety Standard: UL 60950-1/EN 60950-1 Class I.
Hot Swappable: Available.
Power Density: 2.95 Watts / Cubic Inch.

Operating Temperature: 0 to +50°C under 35 cfm forced air cooling for full load.
Storage Temperature: -20 to +85 °C.
Temperature Coefficient: Typ. 0.04% /°C.
Cooling: At least required 35 cfm forced cooling air flow for full load operation.
MTBF: 180,000 hours at full load and 25°C by MIL-HDBK-217F spec.
Construction: Enclosure box.