Meanwell Direct UK - Authorised distributor of Meanwell Power Supplies, PSU and Power ChargersMeanwell Direct UK - Authorised distributor of Meanwell Power Supplies, PSU and Power Chargers
Meanwell Direct UK - Authorised distributor of Meanwell Power Supplies, PSU and Power Chargers

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We make every effort to ensure the information provided is accurate however we can not be held responsible for errors. Specifications are subject to change without notice; please ensure you conduct testing to ensure the product is suitable for your intended application.

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RD-125-4812 - 138W Dual Output AC-DC Enclosed Switching PSU

Product Image - RD-125-4812 - 138W Dual Output AC-DC Enclosed Switching PSU

Standards

CB TUV CSUUS CE

General Specifications

Input Voltage 88~132Vac/176~264Vac selected by switch. 248~373Vdc(Withstand 300VAC surge for 5sec. Without damage)
Input Frequency 47 ~ 63Hz
Input Current 3A/115Vac 2A/230Vac
Inrush Current (max.) 40A/230Vac, Cold start
Leakage Current <2mA / 240Vac
Set Up, Rise Time 500ms, 20ms/230Vac 1200ms, 30ms/115Vac at full load
Hold Up Time (typ.) 25ms/230Vac 30ms/115Vac at full load
Over Load Protection 110 ~ 150% rated output power
Hiccup mode, recovers automatically after fault condition is removed
Over Voltage Protection Hiccup mode, recovers automatically after fault condition is removed
Working Temperature -25°C ~ +70°C (Refer to output load derating curve)
Working Humidity 20 ~ 90% RH non-condensing
Storage Temperature, Humidity -40°C ~ +85°C , 10 ~ 95% RH
Temperature Coefficient ±0.03%/°C (0 ~ 50°C) on +5V output
Vibration 10 ~ 500Hz, 5G 10min./1cycle, period for 60min. each along X, Y, Z axes
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
Safety Standards UL60950-1, TUV EN60950-1 Approved
EMC Compliance to EN55022 (CISPR22) Class B; EN61000-3-2,-3; ENV50204;
EN61000-4-2,3,4,5,6,8,11; EN61000-6-2 (EN50082-2) heavy industry level, criteria A
MTBF 218.2Khrs min. MIL-HDBK-217F (25°C) on RD-125-1224, 1248 & 2448
232.4Khrs. min MIL-HDBK-217F (25°C) all others

RD-125-4812 Output Data

Voltage Rated Current Current Range Rated Pwr R&N (max) Volt. Adj. Tol. Line Reg. Load Reg. Eff. OVP
48V 2.3A 0.3 ~ 2.5A 138W 240mV 45.6 ~ 52.8V ±2.0% ±0.5% ±1.0% 86% 55.2 ~ 64.8V
12V 2.3A 1 ~ 7A 120mV ±1.0% ±1.0% ±5.0%
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© Copyright 2008  Mean Well Direct - Meanwell Power Supplies

Meanwell Direct is an authorised UK distributor of Meanwell Power Supplies, PSU and Power Chargers one of the largest switching power supply manufacturers in the world.Meanwell Direct specialise in Meanwell power supplies and can offer a broad range of power supplies for a range of applications including medical, communications and control panel power supplies.Meanwell Direct can also provide cusatomised power supplies; designed to meet your specifications and requirements.

With our highly experienced professionals, Meanwell Direct offer a first class friendly service from point of contact through to completion of purchase and after sales service.