DRT 480W 48V computer switching power supply

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DRT 480W 48V computer switching power supply

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Model:
DRT-480-24
Brand:
Winston

Model		DRT-480-24	DRT-480-48
OUTPUT	DC Voltage	24V	48V
	Rated Current	20A	10A
	Current Range	0 ~ 20A	0 ~10A
	Rated Power	480W	480W
	Ripple & Noise (max.) Note.2	80mVp-p	80mVp-p
	Voltage Adj. Range	24 ~ 28V	48 ~ 55V
	Voltage Tolerance Note.3	±1%	±1%
	LINE REGULATION	±0.5%	±0.5%
	LOAD REGULATION	±0.5%	±0.5%
	Setup, Rise Time	1200ms, 40ms/400VAC 800ms, 40ms/500VAC at full load
	Hold Up Time	16ms/400VAC 35ms/500VAC at full load
INPUT	Voltage Range Note.5	Three-Phase 340 ~ 550VAC (Dual phase operation possible) 480 ~ 780VDC
	FREQUENCY RANGE	47~63Hz
	AC Current	1.7A/400VAC 1.3A/500VAC
	Efficiency	89%	90%
	Inrush Current	COLD START 50A
	LEAKAGE CURRENT	<3.5mA /530VAC
PROTECTION	Over Load	105%~150% rated output power
		Protection type: Constant current limiting, recovers automatically after fault condition is removed
	Over Voltage	30 ~ 36V	59 ~ 66V
		Protection type : Shut down o/p voltage, re-power on to recover
	OVER TEMPERATURE	110°C±5°C(TSW1) detect on heatsink of power switch
		Protection type : Shut down o/p voltage, recovers automatically after temperature goes down
ENVIRONMENT	Working Temp.,	-20°C~+70°C; (Refer to "Derating Curve")
	WORKING HUMIDITY	20 ~ 90% RH non-condensing
	Storage Temp., Humidity	-40°C~+85°C; 10%~95%RH
	Temp. Coefficient	±0.03%/°C(0~50°C)
	Vibration	10~500Hz, 2G 10min./1cycle, period for 60min, each along X, Y, Z axes
SAFETY	Withstand Voltage	I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
	Isolation Resistance	I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25°C / 70% RH
	EMC EMISSION	Compliance to EN55011, EN55022 (CISPR22) Class B, EN61000-3-2,-3
	EMC IMMUNITY	Compliance to EN61000-4-2, 3, 4, 5, 6, 8, 11, EN55024, EN61000-6-2, EN61204-3, heavy industry level, criteria A
OTHERS	MTBF	91.1K hrs min. MIL-HDBK-217F (25°C )
	DIMENSION	227125.2100mm (WHD)