32123-1 MeanWell SDR-240-48 (48-55VDC, 240W) DIN RAIL

This DIN rail power supply is output adjustable from 48-55VDC, provides 240W of power with 94% efficiency

Part Number: 32123-1

• Output adjustable from 48-55VDC
• Rated power 240 watts
• High efficiency 94% and low power dissipation
• 150% peak load capability
• Built-in active PFC function, PF>0.93
• Protections: short circuit / overload / over voltage / over temperature
• Cooling by free air convection
• Can be installed on DIN rail TS-35/7.5 or 15
• UL 508 (industrial control equipment)approved
• EN61000-6-2(EN50082-2) industrial immunity level
• Built-in DC OK relay contact
• 100% full load burn-in test

System Specifications

Hardware

• EnclosureUL Compliant Fully Isolated Plastic Housing
• Installation MethodDIN rail (35MM)
• DIN Rail SpecTS35/7.5 or TS35/15
• LED IndicatorsOutput voltage status
• Dimensions4.9” x 2.5” x 4.5” 
  12.45 x 6.35 x 11.43 cm
• Product Weight2.1 lbs 
  952.54 g

Input Specifications

• Connector TypeScrew Terminals
• AC Voltage Range88 - 264VAC
• Frequency Range47 - 63Hz
• Power Factor (PF Typ.)≥0.93 / 230VAC
  ≥0.99 / 115VAC
• DC Voltage124 - 370VDC
• Efficiency (Typ.)94%
• AC Current (Typ.)2.6A / 115VAC
  1.3A / 230VAC
• Inrush Current (Typ.)33A / 115VAC at Cold Start
  65A / 230VAC at Cold Start
• Leakage Current< 1mA / 240VAC

Output Specifications

• Connector TypeScrew Terminals
• DC Voltage48VDC
• Rated Current5A
• Current Range0-5A
• Rated Power240W
• Voltage Adjustable Range48 - 55VDC
• Voltage Tolerance±1%
• Ripple and Noise (Max)120mVp-p
• Output Load Derating75% of full load at 70°C
• Line Regulation±0.5%
• Load Regulation±1%
• Set-Up, Rise Time1500ms, 60ms/230VAC
• Hold Up Time (Typ.)20ms / 230VAC
  20ms/115VAC at Full Load
• DC OK Relay Contact Rating60VDC/0.3A
  30VDC/1A
  30VAC/0.5A resistive load

Protection Specifications

• Short Circuit/Overload
  • Overload Power110 - 150% of rated output power for 3 sec.
  • Overload Protection TypeConstant current limiting. Recovers automatically after fault condition is removed.
• Over Voltage
  • Rated Voltage56-65VDC
  • Over Voltage Protection TypeShutdown output voltage with auto-recovery
• Over Temperature
  • Rated Temperature95°C ± 5°C detection on power transistor heat sink
  • Over Temperature Protection TypeShutdown output voltage, recover automatically after temperature drops

Environmental Specifications

• Air temperature
  • System On-25° to 70°C
  • System Off-40° to 85°C
• Operating Humidity (non-condensing)20% to 95%
• Vibration
  • Component10 - 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
  • MountingIEC60068-2-6 compliant
• MTBF (Mean Time Between Failures)19.3 Years

Export Information

• Packaged Shipping Weight2.3 lbs 
  1.04 kg
• Package Dimensions6.2” x 4.0” x 6.0” 
  15.75 x 10.16 x 15.24 cm
• UPC Code7-56727-32123-1
• ECCN4A994
• Schedule B Number8504.40.6007

Regulatory Approvals

• EmissionsEuropean Standard EN61204-3
  European Standard EN55022
  Class B Limit
  IEC 1000-3-2/EN61000-3-2: Harmonic
  Class A Limit
  IEC 1000-3-2/EN61000-3-2: Flicker
• ImmunityEuropean Standard EN61204-3
  European Standard EN55024:
  IEC 1000-4-2/EN61000-4-2: Electrostatic Discharge (ESD)
  IEC 1000-4-3/EN61000-4-3: Radiated Radio-Frequency (RF)
  IEC 1000-4-4/EN61000-4-4: Fast Transient/Burst
  IEC 1000-4-5/EN61000-4-5: Surge
  IEC 1000-4-6/EN61000-4-6: Conducted Disturbance
  IEC 1000-4-8/EN61000-4-8: Magnetic field
  IEC 1000-4-11/EN61000-4-11: Dips and Voltage Variations
• SafetyUL60950, UL508
• OtherEuropean Standard: 2002/95/EC Directive (RoHS)
• Regulatory Approvals