Mean Well 48V 155W DC UPS Switching Power Supply

Code:	ZAS-BUF-48V-155W
Stock:	out of stock
Packaging:	16 pcs/carton
Documentation:	ZAS-BUF-48V-155W - Datasheet

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Switching power supply 48V 155W ensures uninterrupted powering of devices demanding the voltage of 48V.

Features:#

Universal AC input / Full range
Protections: Short circuit / Overload / Over voltage
Battery low and battery polarity protection
Cooling by free air convection
100% full load burn-in test
Fixed switching frequency at 45KHz

Technical specification
OUTPUT
Output number	CH1	CH2
DC voltage	54V	53,5V
Rated Current	2.7A	0.2A
Current Range	0~2.7A	0~5A
Rated Power	156.5W
Ripple & Noise	240mVp-p	--------
Voltage Adj. Range	CH1:48~585V
Voltage Tolerance	±1.0%	--------
Line Regulation	±0.5%	--------
Load Regulation	±0.5%	--------
Setup, Rise Time	1000ms, 90ms/230VAC 2000ms, 90ms/115VAC at full load
Hold Up Time	24ms/230VAC 20ms/115VAC at full load
INPUT
Voltage Range	88~264VAC 47~63Hz; 124~370VDC
AC Current	2.5A/115VAC 1.5A/230VAC
Efficiency	84%
Inrush Current	Cold start 20A/115VAC 40A/230VAC
Leakage Current	<1mA /240VAC
Over Load	CH1:105 135% CH2:0.51 0.9A rated output power Protection type: AC Charging Mode: Hiccup mode, recovers automatically after fault condition is removed UPS Mode: Protected by internal fuse
Over Voltage	CH1:15.87~18.63V Protection type: Hiccup mode,recovers automatically after fault condition is removed
Battery Low	CH1:62.1 72.9V
ENVIRONMENT
Working Temp.	-10~+60°C (Refer to "Derating Curve")
Working Humidity	20~90%RH non-condensing
Storage Temp., Humidity	-20~+85°C,10~95%RH
Temp. Coefficient	±0.03%/ °C(0~50°C )on CH1 output
Vibration	10~500Hz,2G10min./1cycle,60min.each along X, Y,Z axes
Safety Standards	UL60950-1, TUV EN60950-1 approved
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 EN55022(CISPR22) Class B, EN61000-3-2,-3
EMC Immunity	Compliance to EN61000-4-2,3,4,5,6,8,11,EN55024,light industry level, criteria A
Dimension	19911050mm (LWH)
Weight	0.72Kg
Packaging	20pcs/15.5KG