LED power supply & 300w LED driver Adjustable

● Adjustable dc power supply-4 way dimmer switch wiring-Soothing driver

● PF test under AC 220V and full loading

● Input voltage：175-264Vac or 100-130Vac

● Output voltage：Adjustable dc regulated power supply

● Output power range：0~300W

● Efficiency：88%

● Certificates：CE.C.BTUV.SAA.BIS.ROHS

● Warranty period：3 years

● Slow start power supply for better eye protection, with quick voltage adjustment to choose the favorite brightness

● fanless power supply the biggest advantage is will not overheat damage due to the dust amassing which caused by using fan cooling. Also no fan design will not have noise

DESCRIPTION

LED Switching Power Supply

● Driver protections:short circuit/over load/over voltage/over temperature

● Adjustable dc power supply/4 way dimmer switch wiring/Soothing power supply

● Cooling by free air, high reliability

● 100% full load burn-in test

● Suitable for internal lights application for Ⅰ/Ⅱ/Ⅲ.

● Widely used in LED lighting and IT equipment

● Compliance to worldwide safety regulation for led power supply lightings.

Specification

MODEL	LED power ssupply	YSD-300WHC-12-C	YSD-300WHC-24-C
OUTPUT	Output voltage	12VDC	24VDC
	Output voltage range	12VDC±0.5VDC	24VDC±0.5VDC
	Output сurrent	Max 25A	Max 12.5A
	Output power	Max 300W
	Output power range	0~300W
	Ripple & Noise	≤120mV	≤240mV
	Linear Regulation	±1%
	Load Regulation	±1%
	Start-up Time (Typ)	600ms/230VAC 800ms/115VAC
	Hold Up Time(Typ)	100ms/230VAC 100ms/115VAC
INPUT	Input voltage	175-264Vac or 100-130Vac
	Frequency	50/60Hz
	Input сurrent	0.28A/230Vac or 0.48A/115Vac
	Power factor	PF>0.6
	No-load power consumption	＜3W
	Efficiency (typ.)	88%	90%
	Inrush current(typ.)	Cold start 45A at 230Vac
	Control surge capability	L,N:2KV L,N-PE:4KV
	Leakage сurrent	Max. 0.5mA
ENVIRONMENT	Working temperature	ta: -30°C~ 50°C tc: 80°C
	Working humidity	20 ~ 99%RH, non- condensing
	Storage temp., humidity	-40°C ~ 80°C, 10~95%RH
PROTECTION	Overtemperature	Protection type: Turn off the output voltage, after the temperature drops, re-energize to restore.
	Over load protection	Shut down the output when current load ≥110%~150%, auto recovers.
	Short circuit protection	Protection type: It can be automatically restored after the fault is eliminated.
SAFETY&EMC	Withstand voltage	I/P-O/P:3750Vac
	Isolation resistance	I/P-O/P: 100MΩ/500VDC/25°C/70%RH
	Safety standards	IEC/EN61347;IEC/EN60950;IP20
	EMC Test Standards	EN55015: 2013;EN61547: 2009; EN61000-3-2:2014; EN61000-3-3:2013
Reliabilityand Quality Control	Impact aging	100% of the product is fully loaded and impacted for 4 hours under an environment of at least 40°C±5°C
	Component derating	Under the steady-state conditions of rated input and output, the stress of components will not exceed its maximum nominal value
NOTE	1.All parameters not specifically mentioned are measured at 230VAC input, rated load and 25°C ambient temperature. 2.Ripple and noise test method: connect 0.1uF and 47uF capacitors in parallel at the terminal, and measure under 20MHZ bandwidth. 3.Ensure that the power supply is used under the rated parameters and environment.

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