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

Mean Well Direct Ltd, Orion House, Calleva Park, Aldermaston, Berkshire, RG7 8SN.
Tel: +44 (0)118 981 1001 Fax: +44 (0)118 981 2002 Web: www.meanwelldirect.co.uk
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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DRH-120 Series - 120W Single Output DIN Rail Power Supply

Home > Products > Din Rail Power Supplies > 120W Single Output DIN Rail Power Supply

Standards

CEDRH-120 ~ 120W single output industrial din rail power supply

Features

  • Short circuit, over load, over voltage & over temperature protections
  • Cooling by free air convection
  • Built-in constant current limiting circuit
  • Can be installed on DIN rail TS-35/7.5 or 15
  • EN61000-6-2(EN50082-2) industrial immunity level
  • 100% full load burn-in test
  • Fixed switching frequency at 70KHz

Applications

  • Building automation
  • Security
  • Datacommunications
  • IT
  • Control Panels

Description

The DRH-120 Series is a 120W single output industrial din rail power supply with built-in constant current limiting circuit. Cooling by free air convection allows an operating temperature of -20~+60°C. With a fixed switching frequency at 70KHz enabling designs to avoid interference with system clock frequencies.

Specification

Input Votlage 340 ~ 550Vac 480 ~ 780Vdc
Input Frequency 47 ~ 63Hz
Input Current 0.65A/400Vac 0.6A/500Vac
Inrush Current 50A, cold start
Leakage Current <3.5mA / 530Vac
Set Up, Rise Time 1700ms, 120ms/400Vac 1000ms, 120ms/500Vac at full load
Hold Time (Typ.) 16ms/400Vac 30ms/500Vac at full load
Over Load Protection 105 ~ 160% rated output power
Constant current limiting, recovers automatically after fault condition is removed
Over Voltage Protection Shut down o/p voltage, re-power on to recover
Over Temperature Protection 85°C ±5°C (TSW) Detect on heatsink of power switch
Shut down o/p voltage, recovers automatically after temperature goes down
Working Temperature -20°C~ +60°C (Refer to output load derating curve)
Working Humidity 20 ~ 90% RH non-condensing
Storage Temperature, Humidity -40 ~ +85°C, 10 ~ 95% RH
Temperature Coefficient ±0.03%/°C (0 ~ 50°C)
Vibration Component:10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes; Mounting clip:Compliance to
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 Design refer to IEC 60950-1
EMC Compliance to EN55011 (CISPR11), EN55022 (CISPR22), EN61204-3 Class B, ENV50204,
EN61000-4-2,3,4,5,6,8,11, EN61204-3, EN61000-6-2 (EN50082-2) Heavy industry level, criteria A
MTBF 178.7Khrs min. MIL-HDBK-217F (25°C)

DRH-120 Series Specifications

Part Number Voltage (max/rated)Current (amps)Power (watts)R&N (mV)Efficiency (%)
DRH-120-24 24V 5A 120W 80mV 85%
DRH-120-48 48V 2.5A 120W 80mV 86%
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© Copyright 2012  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.