OSR OEM SCR Rectifier


OSR OEM Rectifer



OSR is RIC Electronics OEM rectifier solution for manufacturers who wish to integrate chargers in their systems. This solution is highly customizable and provides a number of options based on budget and technical specifications. OSR uses silicon controlled rectification (SCR) and ensures high durability and efficiency with low ripple output.



RFQ Download Brochure

OEM SCR rectifier

OEM Solution


Base: PCB and Magnetics

The base OSR is the Rectifier/PCB and magnetics. Available configurations are single phase and three phase. Included is the:

  • PCB (printed circuit board)
  • Transformer
  • Inductor


  • Output blocking diode
  • Output voltage and current metering
  • Modbus communications RJ-45
  • AutoEqualize w/ time (0-96 Hours)
  • Designed for parallel operation with load sharing

Option: AC & DC Breakers

AC and DC breakers can be added or, based on budget, fuses can be used.


AC Breakers

240VAC – up to 200 kAIC

480VAC – up to 200 kAIC

600VAC – up to 100 kAIC

DC Breakers

240VDC – up to 30 kAIC

Option: HMI and Enclosure

Steel enclosure and human-machine interface (HMI) are available. Based on quantity, RIC Electronics can rebrand the HMI with “Your Company” logo. Enclosures available are: self-standing NEMA 3R, 4,4X and 12.


  • Programmable common alarm
  • Programmable LEDs, form C relays & digital inputs
  • High DC voltage
  • AC failure/loss
  • Rectifier failure
  • Ground fault (+/-)
  • Control card temperature (high/low)
  • Low DC voltage/end of battery voltage
  • High ripple alarm

Additional Options

Mechanical Options
  • Seismic
  • Enclosure insulation
  • Conformal coating
  • Heater, air conditioner, fan C/W thermostat
  • Redundant configuration
  • Breakers padlock provision
  • Door mounted mushroom button E-stop
Electrical Options
  • 12 pulse rectifier
  • Input monitoring (voltage, current, frequency, kW, kVA & harmonics)
  • Shunt trip (AC/DC)
  • High short circuit capacity (KA) breakers
  • Relay card (2 form C contacts per alarm)
  • Auxiliary alarm contact on breakers
  • Dual input source option c/w breaker interlock
  • Auxiliary temperature probe (5,10,15m)

Technical Specifications


Input AC Voltage

1ph- 120, 208, 240, 480, 600V

3ph- 208, 480, 600V

(Other voltages optional)

Input Breaker Short Circuit rating

240VAC – 65kAIC (standard) –

up to 200 kAIC (optional)

480VAC – 35 kAIC (standard) –

up to 200 kAIC (optional)

600VAC – 18 kAIC (standard) –

up to 100 kAIC (optional)


50 / 60 Hz

Power Factor 

≤ 0.95 (model dependant)

Input Voltage Tolerance


Frequency Tolerance

± 2 Hz

Short Circuit Protection

Auto shutdown at 250% of rated output (Auto Recovery)


Output DC Voltage

12, 24, 48, 120, 240VDC (others upon request)

Output DC Voltage Range

12VDC: 1-15, 24VDC: 1-30V, 48VDC: 1-60V , 120VDC: 1-150V, 240VDC: 1-300

Output Breaker Short Circuit Rating

240VDC – 10 kAIC (standard) – up to 30 kAIC (optional)

Output Current

5 to 75A


≤ 93% (model dependant)


<0.5% for input variation of 10%


1% (150mV optional)


Operating Temperature

-25 to 40°C

Storage Temperature

-40 to 50°C

Altitude Above Sea Level

 1000m w/o derating

Method of Cooling


Noise Level (1 meter)

 <60 dBA


0 to 95%, non-condensing

General Features


NEMA 1 (Optional: NEMA 3R, 4, 4X or 12)

Enclosure Size

Size between:

24”H x 20”W x 16”D & 70.87”H x 47.24”W x 31.50”D (model dependant)


CSA 107.1/107.2/UL1012


Modbus: TCP, RS-485, RS-232; Ethernet

Create a custom OEM package today.