Welcome To Roberts Warr Electronics Limited

FEATURES:

300W 3U X 8HP EUROCARD PACKAGE
MEET IEC 61000-3-2 HARMONIC CORRECTION
INTERNAL OR-ING DIODES FOR N+1 REDUNDANCY
HOT-SWAPPABLE
THIRD-WIRE CURRENT SHARING
EMI MEET EN 55022 / FCC CLASS B
CE MARKING COMPLIANCE
FULLY COMPLIANT WITH PICMG

FEATURES

INPUT SPECIFICATION

Input Voltage: Typ. 90-264Vac.
Power Factor Correction: Meet Harmonic Correction
IEC 61000-3-2.Power Factor typ. 0.98-0.99.
Input Connector: Positronic 47-pin PCIH47M400A1.
Input Frequency: 47-63Hz.
Inrush Current: 6.96Arms @ 230Vac.
Input Current: 3.34A @115Vac/1.63A @230Vac.
Dielectric Withstand: Meet IEC 60950-1 regulation.
EMI: Meet EN 55022 / FCC Class B.
Hold-up Time: 18.4mS @115Vac/230Vac.
Earth Leakage: Less than 0.5mA @230Vac.
Remote ON/OFF: Available at [INH#] & [EN#] pins.
Power Fail Signal: Available at [FAL#] pin.
Status LED: means valid input voltage.
means a critical fault.
Thermal Protection (OTP): Installed NTC and
thermostat for thermal sensor at [DEG#] pin.

OUTPUT SPECIFICATION

Output Voltage: See Ratings Chart.
Output Current: See Ratings Chart.
Output Wattage: Typ. 300W continuous.
Output Connector: Positronic 47-pin PCIH47M400A1.
Line Regulation: Typ. 0.5%.
Load Regulation: Typ. ±1-5%.
Noise & Ripple: Typ. 1% peak to peak or 50mV,
whichever is greater.
OVP: Built-in at all outputs.
Adjustability: Available at VO1,2 & 3.
Volt. Tolerance: VO1/2 typ. 1%, VO3 typ. 3% , VO4 typ. 5%.
Remote Sensing: Available at VO1,VO2 & VO3.
Hot-Swap: Available.
N+1 Redundancy: Installed with internal OR-ing diodes
at all outputs for N+1 redundancy operation.
Current Sharing: Third-wire current sharing at VO1,2 & 3.
Power OK Signal: Available for all output.
Over Current Protection (OCP): Installed at each rail.
Overload Protection (OLP): Fully protected against output
overload or short circuit. Typical 105-130% max. load.
Consult the factory for special OLP setting.

GENERAL SPECIFICATION

Efficiency: Typ. 78-83 %.
Switching Frequency: 120K Hz.
Circuit Topology: Forward circuit.
Transient Response: Peak transient less than 200mV and
recovers within 0.5mS after 25% load-change.
Safety Standard: IEC 60950-1 Class I.
Construction: Eurocard 3U X 8HP X 160mm
CompactPCI format.

Operating Temperature: 0 to +50 °C at full load with
specified air flow. Derates linearly to 50% at +70 °C.
Storage Temperature: -40 to +85 °C.
Temperature Coefficient: Typ. ±0.02% / °C.
Cooling: At least 60CFM(800 LFM) moving air is required
to achieve full rating power 300W in a confined area.
Power Density: 7.7 Watts/ Cubic Inch.