250W 27V 9A Transformers LED Switching Power Supply

• Output Type: Single
• Warranty: 1 Year
• Output Power: 201 - 300W
• Input Voltage: 110-220V
• Connection Mode: Series Switching Power Supply
• Starting Mode: Self-excited Switching Power Supply
• Model NO.: S-250-27
• Voltage Regulating Mode: Frequency Modulation Type
• Power Supplying System: Terminal Power Distribution Equipment
• Energy Transmission: Two-way Transmission
• Modulation System: PWM
• Certification: CE, RoHS
• Brand: Leyu
• Weight: 1kg
• Efficiency: 84%
• Protections: Short Circuit / Over Load
• Dimension: 215*115*50mm(L*W*H)
• MOQ: 1 PC
• OEM: Accept
• Transport Package: Carton
• Specification: 215*115*50mm(L*W*H)
• Trademark: Leyu
• Origin: China
• HS Code: 8504401990
• Production Capacity: 6000PCS/Month

Product Description

 

OUTPUT
Model	S-250-7.5	S-250-12	S-250-13.5	S-250-15	S-250-24	S-250-27	S-250-48
DC output voltage	7.5V	12V	13.5V	15V	24V	27V	48V
Output voltage error	±2%	±1%	±1%	±1%	±1%	±1%	±1%
Rated output current	33A	20A	18.5A	16.7A	10A	9A	5A
Output current range	0-33A	0-20A	0-18.5A	0-16.7A	0-10A	0-9A	0-5A
Wave and noise	200mVp-p	150mVp-p	150mVp-p	150mVp-p	150mVp-p	150mVp-p	240mVp-p
Inlet stability	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
Load stability	±1%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%	±0.5%
DC output power	247.5W	240W	248W	250.5W	240W	243W	240W
Efficiency	75%	79%	79.00%	80.00%	81%	82%	84%
DC voltage adjustable range	6~9V	10~13.2V	12~15V	13.5~18V	20~26.4V	26~32V	41~56V
AC input voltage range	88~132VAC/176~264VAC selected by switch 47~63Hz;248~370VDC
Input current	5A/115V 2.5A/230V
Leakage current	<3.5mA/240VAC
Over Load	105%~135%
	Protection type: Fold back current limiting, recovers automatically after fault condition is removed.
Over Voltage	115%~135%
	Protection type: hiccup mode, recovers automatically after fault condition is removed.
Over Temp.	RT3≥55ºC Fan On, ≤45ºC Fan Off, ≥80ºC Output Shutdown (5~7.5V)
	RT3≥65ºC Fan On, ≤55ºC Fan Off, ≥80ºC Output Shutdown (12~15V)
	RT3≥70ºC Fan On, ≤60ºC Fan Off, ≥85ºC Output Shutdown (24~48V)
Working Temp., Humidity	-10ºC~+50ºC; 20%~90%RH
Storage Temp., Humidity	-20ºC~+85ºC; 10%~95%RH
Vibration	10~500Hz, 2G 10min./1cycle, period for 60min, each along X, Y, Z axes
Withstand Voltage	I/P-O/P: 1.5KVAC   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
Safety Standard	Design refer to UL1950
EMC Standard	Design refer to EN55022, EN55024, EN61000
Dimension	215*115*50mm(L*W*H)
Weight	1Kg
Packing	20pcs/20Kg