KES-250W-K-WELL TECHNOLOGY

NEW PRODUCTS SHOW

·AC input voltage range selected by switch
·Small volume，low weight，high efficiency
·Protections:short circuit/over load/over voltage/over temperature
·Cooling by free air convection
·LED indicator for power on
·100% full load burn-in test
·2 years warranty

Model		KES-250-5	KES-250-12	KES-250-15	KES-250-24	KES-250-27	KES-250-48
output	DC voltage	5V	12V	15V	24V	27V	48V
	Voltage tolerance	±1%	±1%	±1%	±1%	±1%	±1%
	Rated current	40A	20A	16A	10A	9A	5.2A
	Current range	0~40A	0~20A	0~16A	0~10A	0~9A	0~5.2A
	Rated power	200W	240W	240W	240W	243W	249.6W
	Ripple&noise	150mvp-p	150mvp-p	180mvp-p	180mvp-p	180mvp-p	200mvp-p
	DCvoltage ADJ.range	-9%~+10%	±10%	±10%	±10%	±10%	±10%
input	Voltage range	90~132VAC/180~264VAC(selected by switch)，254~373VDC
	frequency	47~63HZ
	AC current	4.5A/115VAC，2.5A/230VAC
	efficiency	82%	84%	84%	85%	85%	86%
	Inrush current	Cold start current25A/115VAC，40A/230VAC
	Leakage current	< 2.5mA/240VAC
protection	overload	Rated output power110%~135% start over load protection
	overload	protection type:hiccup mode，auto-recovery after fault condition is removed
	Over voltage	6.8~8.2V	15.6~17.8V	18.6~20.8V	30.6~33.2V	42.6~44.2V	54.8~56.6V
	Over voltage	protection type:hiccup mode，auto-recovery after fault condition is removed
	Over temperature	TSW1detect on heatsink of power transistor≥95℃±5℃, start over temperature protection
	Over temperature	protection type:hiccup mode，auto-recovery after temperature become normal
environment	Working temp,humidity	-10℃~+60℃，20%~90%RH
	Storage temp,humidity	-20℃~+85℃，10%~95%RH non-condensing
	Withstand vibration	10~500HZ，2G 10min/1cycle，period for 60 minutes，each axes
safety	Withstand voltage	I/P-O/P:3KVAC I/P-FG:2KVAC O/P-FG:0.5KVAC
safety	Isolation resistance	I/P-O/P,I/P-FG,O/P-FG:100Mohms/500VDC
Fit standard	Safety standard	Compliance to UL1012
Fit standard	EMC standard	Compliance toEN55022，CLASSA
others	Dimension	1999948mm(LWH)
others	Weight/packing	0.7kg/24pcs/17.5kg/0.034 m³/1.2CUFT
note	1. All parameters NOT specially mentioned are measured at 230VAC input, rated load and25℃of ambient temperature.
	2. Ripple & noise are measured at 20MHz of bandwidth by using a 12" twisted pair-wire terminated with a 0.1uf & 47uf parallel capacitor.
	3. Tolerance : includes set up tolerance, line regulation and load regulation.

If you have any enquiry about quotation or cooperation,please feel free to email us at sales@kw-magnetics.com or use the following enquiry form. Our sales representative will contact you within 24 hours. Thank you for your interest in our products.

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