Communication Power Supply-Shenzhen VAPEL Power Supply Technology Co.,Ltd.

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4000W Communication Power Supply

This high-power-density, high-efficiency rectifier module supports 90–290V AC input with a rated 53.5V DC output, delivering 4000W power at up to 96% conversion efficiency. It offers advantages including high power density, soft start, hot-swap capability, comprehensive input/output protection, and low noise. Utilizing the latest power monitoring technology, it enables real-time monitoring of both the rectifier module and connected loads, along with the ability to adjust output voltage via backe

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Technical Specifications

Environmental Conditions
Project	Technical Indicators	Unit	Note
Operating Temperature	-40—75(Typical value 25)	℃	Capable of normal startup at -40°C Operate output power between 50–75°C according to the derating curve in Figure 1. Operate maximum output current between 45–75°C according to the maximum current limit curve in Figure 2.
Storage temperature	-40—75	℃
Relative humidity	5—95	%	No condensation
Elevation	≤5000	m	When used at altitudes between 2,000 and 5,000 meters, the maximum operating temperature is derated by 1°C for every 200-meter increase in altitude.
Heat dissipation requirements	-	-	Features built-in fan cooling with airflow direction: front intake, rear exhaust.
Input Characteristics
Rated Input Voltage	100-240		Typical value: 110Vac/220Vac
Input Voltage Range	90—290		1. The power supply remains undamaged after prolonged exposure to 318Vac high voltage, with protection permitted (functionality resumes once voltage returns to normal range). Acceptance testing conducted after 4 hours. 2. Operates normally within the voltage range of 90VAC to 290VAC.
Input Frequency Range	45—66		Rated 50/60 Hz
Power factor	≥0.99		Rated Input, Rated Load
Maximum Input Current	≤24		Low-voltage full load
Input surge current	-		Maximum Input Voltage Full Load Test, meeting standard requirements: ETSI 300 132-3
Output Characteristics
Output Voltage Adjustment Range	42—58.0	Vdc	Adjustable via monitoring (Test conditions: No-load) (Output current at 42V-58V operates according to the output characteristic curve in Figure 4)
Rated Output Voltage	53.5	Vdc	Input 220Vac
Output Power	4000	W	Guaranteed 4000W output at 190Vac–290Vac input
	1200-4000	W	90Vac—190Vac input Refer to the specific power conversion characteristic curve.
Overall efficiency	96（MAX）	%	The peak efficiency must exceed 96% across the entire load range.
Source adjustment rate	≤±0.1	%
Load Regulation	≤±0.5	%
Voltage Regulation Accuracy	≤±0.6	%
Temperature coefficient	≤±0.02	%/℃
Output ripple and noise	≤200 Half-load to full-load	mVp-p	The oscilloscope bandwidth should be 20 MHz, with probes connected in parallel to a 10μF capacitor and a 104Ω resistor.
Boot-up time	3—8	S	Rated input voltage startup to output voltage stabilization at 42Vdc
Standby power consumption	≤8	W	Power consumption of the rectifier module during background shutdown; wake-up time after background shutdown must not exceed 2 seconds (full load test).
Power-on/off overshoot amplitude	≤±5	%
Dynamic Response (Overshoot Magnitude)	△V：≤±5	%
(Recovery time)	△t：≤500	µS
Current Unbalance	≤±5%

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