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1200W 54V 24A DC DC Power Supply

China 1200W 54V 24A DC DC Power Supply, Find details about China DC, Switching Power Supply from 1200W 54V 24A DC DC Power Supply

Model NO.
GPDD122M48-1A
Trademark
Goldpower
Specification
293.5mm*85.5mm*132.3mm
Origin
China
HS Code
8504401400
Model NO.
GPDD122M48-1A
Trademark
Goldpower
Specification
293.5mm*85.5mm*132.3mm
Origin
China
HS Code
8504401400
GPDD122M48-1A is a high-duty power supply with DC/DC single-output, 3U height. Due to the latest circuit design, it is compact and of reliable performance. The whole system is of high regulation and high output efficiency, provided with protection against input over/under-voltage, over-current, short circuit, output over-voltage and over-temperature.
Reliable isolation for faulted unit, alarms for overall system, and auto sharing are provided. N+1 (N<6)redundancy is available and the fan is applied for cooling. The system is designed according to the safety regulations, which strictly conforms to the safety standard of information technology.
2.1. Ambient Requirements
2.1.1 Operation ambient temperature: -33ºC~+65ºC (The module can normally work @ -33ºC and start up at rated power @ -40ºC)
2.1.2 Relative humidity: 5~95% (no-condensing)
2.1.3 Storage ambient temperature: -40ºC~+70ºC
2.1.4 Altitude: 0~4000m
2.1.5 Atmospheric pressure: 70~106KPa
2.1.6 Cooling: by fan
2.2. Input Properties
ItemUnitMinTypicalMaxTesting Condition
Input Rated Voltage Vdc192729 
Input CurrentA  80 
Input Inrush  CurrentA  12021V Input
Input Reflected Current   1% Input currentRated voltage/rated load
2.3. Output Electrical Properties
ItemUnitMinTypicalMax.Testing Condition
Output voltage rangeVdc525456The output voltage can be regulated at 1V through 4-digit toggle switch.
Output voltage regulation rangeVdc54 5621.5V-29V Input voltage
Vdc52 5419V-21.5V Input voltage
Factory set half-load rated voltageVdc53.95454.127V Input
 Output current      
 Voltage regulation   ±1% 
Load regulation   ±0.5% 
Line regulation   ±0.5% 
Ripple (Vp-p)mV  150Rated input voltage/load, with 0.1uF film capacitor and 10uF high frequency electrolyte capacitor at the output, with oscilloscope band width of 20MHz.
Output powerW 1200 Forced cooling
Output efficiency%85   
Temperature coefficient/ºC  ±0.02% 
Transient response overshoot%  ±5Load variation:
25%-50%-25% or 50%-75%-50%
Current variation rate: 0.1A/us   Period:4ms
Recovery time for transient responseμS  200
Turn-on timeS  3 
Overshoot and undershoot @start-up/shutdown%  ±5 
Output rise-up timems550200Rise from 10% to 90%, rated load
Current sharing %  ±5 

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