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Military Grade Rectifier / Charger

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220 Vac – 50 Hz INPUT & 28 Vdc / 40 A OUTPUT

Especially suitable for Mobile , Field and Stationary use. Made to comply with stringent Military Specifications for Choke, Vibration, Temperature, Submersion (IP-67), EMI/RFI and Electrical Transients

ELSIS Co. Inc. established in 1971 is a ISO-9001:2000 certified company by accredited Dutch Certification Company KEMA since 1999.

Main Technical Specifications of 28 Vdc - 40 A Çharger / Rectifiers:

Brand / Model ELSIS; MIL-1K4-CHR
Manufacturer ELSIS A.S.
Input Voltage Range 176 – 264 Vac (Can be tailored to customer request)
Input Power Factor >=0,99 from half load to full load
Input Current THD Less than 5%
EMI Reflection to Input MIL-STD-461E, CE101, CE102
Input Circuit Breaker Sealed, Thermal-Hydraulic, DPST Toggle
Output Voltage 28 Vdc; one charge output with battery temperature compensation and two supply outputs with +/-1% stability
Max. Continuous Output Power 1120 W
Output Ripple Up to20 MHz band, less than 200 mV
Output Current Limit Fully electronic with 20% fold-back when 100% is exceeded
Output Protection * Sealed, Thermal-Hydraulic, DPST toggle switch
* Electronic short-circuit protection for unlimited time
* Protection against reverse connection of battery
* Prevention of battery discharge when charger is off
Output Transient Protection MIL-STD-1275A
Efficiency Better than 83% (from 50% to 100% load, under nominal conditions)
Electromagnetic Compatibility MIL-STD-461E, CE101, CE102, RE101, RE102
Duration of Operation Continuous, 24 hours a day, 7 days a week
Weight 19 kg (apprx. 35 lb)
Package Type Bottom screw mount, via 6 self choke absorbers, using metric M8 screws
Cooling Natural convection
Mechanical Units Metric (can be modified to customer request)
Dimensions W: 342 mm; H: 175 mm; D: 345 mm
Operation Modes * Charge mode
* Supply mode
Selected on the front panel by screw-driver operated, sealed Rotary Switch
Front Panel Controls, Indicators and Connections Input and Output Sealed Circuit Breakers (T/H),
MS-3102 type circular connectors for AC Input, DC Outputs, LEDs for Charging, Full and Fault Indications
Operation Temperature From –32o C to +63o C (with 10% degradation)
Storage Temperature From –40o C to +80o C
Salt and Mist MIL-STD-810E Method 509.3, 48 hours mist and 48 hours dry time
Mechanical Choke MIL-STD-810E
Vibration MIL-STD-810E, Category 8, Military Land Vehicle
Acoustical Noise Less than 50 dB(A)
Operation Altitude 2000 m; above 2000 m according to degradation curve
Relative Humidity Up to 90% (without condensation)
Parallel Operation Parallel and load sharing operation of up to 4 units