Open frame LED power supply 50W 310mA

50W LED power supply 310mA constant current. High quality&low price CE ,RoHS Aprroval 2 Years Warranty

50W 310mA constant current LED power supply

Features:

1:small size and freight saving 2:hot sales style 3:good quality with lower price

50W 310mA LED Power Supply

1)full load input currentAC input:176VAC -264vACInput current: 0.31A 

2)full load input power

AC input:176VAC -264vACInput power:65W 

3)Load regulation:

125V-165V 310mA

AC input:176V AC-264V ACDC output:310mA

DC output:125-165V

4)Efficiency/SPECS:

115VAC (AT FULL LOAD)                       230VAC (AT FULL LOAD)

Input power  Output power Efficiency       Input power  Output power Efficiency     

62W        86%                     65W          88.2%

5)PFC  >0.9

176VAC(AT FULL LOAD)              264VAC(AT FULL LOAD)

0.99                                 0.96

6)Dieleciric withstand voltage

Spec   Primary to Secondary  3KV AC 10mA for 1 seconds

Test    OK

Notes:a:Class1  1500VAC  3SEC 

      b.Class0  3000VAC  1SEC

7)Buring testSPEC  BURNING >4HRSTEST   12(HOURS)

8)SHORT  PROTECTION

AC INPUT 176VAC&OUTPUT SHORT    AC INPUT 264VAC&OUTPUT SHORT

OK                  NG               OK    NG

Expertise with Responsibility

MODEL		GF50-310-DE
OUTPUT	OUT VOLTAGE RANGE	125-165V
	OUTPUT POWER	50W(max)
	CONSTANT CURRENT	310MA
	RIPPLE & NOISE(max.)	<500mVp-p
	LINE REGULATION	±1.0%
	Precision constant current	±1.0%
	CONNECTION TERMINAL	LED+, LED-
	SETUP,RISE TIME	50ms at full load
	HOLD TIME	600ms
INPUT	VOLTAGE RANGE	110 ~ 264VAC
	AC CURRENT(Typ.)	0.4A/ 110VAC   0.2A/ 240VAC
	CONNECTION TERMINAL	AC-L,AC-N
	FREQUENCY RANGE	47-63Hz
	EFFICIENCY(Typ.)	90%
	INRUSH CURRENT(Typ.)	COLD START 15A/115VAC   30A/230VAC
	LEAKAGE CURRENT	<0.75mA/240VAC
PROTECTION	OVER LOAD	115%~135% of rated power; Pulsing hicuup shut down,auto recovery
	OVER VOLTAGE	Protection: burst mode,load of abnormal conditions removed the automatic recovery
	SHORT CIRCUIT	voltage off and reset input for recovers
ENVIRONMENT	WORKING TEMP.	-0°C ~ +45°C (Refer to output load derating curve)
	WORKING HUMIDITY	20 ~ 90% RH non-condensing
	STORAGE TEMP.,HUMIDITY	-20°C ~ +85°C 10~95% RH
	TEMP. COEFFICIENT	±0.05%/°C
	COOLING METHOD	BY FREE AIR CONVECTION
SAFETY	WITHSTAND VOLTAGE	I/P-O/P:3.0KVAC, 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
OTHERS	DIMENSION	137*73*35(L'W'H')
	WEIGHT	0.13Kg,100PCS/Carton

Other models of Gofern:

Open frame 

GF10-1H-DE: Input AC 85-264V Output DC12V 1A 

GF10-1G-DE: Input AC 85-264V Output DC5V 2A 

GF20-1H-DE: Input AC 85-264V Output DC12V 2A 

GF40-1H-DE: Input AC 85-264V Output DC12V 3A 

GF40-1H-DEB: Input AC 85-264V Output DC13.5V 3A 

GF40-1B-DE: Input AC 85-264V Output DC24V 2A 

GF60-1H-DE: Input AC 85-264V Output DC12V 5A 

GF20-DE-700: Input AC85-264V  Output DC14-27V 700 mA

GF25-DE-310: Input AC85-264V  Output DC70-90V 310 mA

GF50-DE-350: Input AC176-264V  Output DC80-140V 350 mA

GF50-DE-310: Input AC176-264V  Output DC125-165V 310 mA

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