DR-100-24 DIN Rail Switching Power Supply 100W 24V 4.2A | Industrial AC/DC Power Supply

DR-120-24 DIN Rail Switching Power Supply – High-Performance 120W Industrial Power Solution

Advanced Power Technology for Demanding Applications
The DR-120-24 represents the next generation of DIN rail switching power supplies, engineered to deliver exceptional 120W performance in industrial environments. With its wide 100-240VAC input range and precise 24VDC/5A output, this power supply ensures reliable operation for critical automation systems, industrial controls, and commercial LED installations. The advanced thermal management and robust construction make it suitable for continuous operation in challenging conditions.

Comprehensive Technical Specifications

Power Performance Characteristics

• Output Power: 120W maximum continuous rating

• Output Voltage: 24VDC regulated output

• Output Current: 5A maximum, with current limiting protection

• Input Voltage: 100-240VAC auto-ranging (47-63Hz)

• Efficiency: Up to 91% typical, reducing energy costs

• Power Factor: ≥0.95 at full load for better grid utilization

Protection & Safety Systems

• Overload Protection: Automatic power limiting with auto-recovery

• Short Circuit Protection: Hiccup mode with auto-restart

• Overvoltage Protection: 26-28VDC clamp voltage

• Over Temperature: Thermal shutdown with auto-recovery

• Insulation: 3000VAC input-output isolation

Environmental Specifications

• Operating Temperature: -25°C to +70°C with derating above 60°C

• Storage Temperature: -40°C to +85°C

• Humidity: 20% to 95% non-condensing

• Cooling: Natural convection, fanless design

• Enclosure: IP20 protection for indoor applications

Application Versatility

Industrial Automation Systems

• PLC and controller power backup systems

• Industrial sensor networks and I/O modules

• Motor drives and motion control systems

• Robotic assembly and packaging equipment

LED Lighting & Signage

• Commercial LED lighting installations

• Architectural lighting control systems

• Digital signage and display power

• Emergency lighting backup systems

Specialized Equipment Power

• Telecommunications infrastructure

• Security and access control systems

• Test and measurement instruments

• Medical equipment power systems

Installation & Integration

Simplified Mounting Process
The DR-120-24 features universal DIN rail compatibility (TS-35/7.5/15) for quick installation in standard control panels. The compact dimensions (124mm × 100mm × 38mm) allow for high-density installations while maintaining proper airflow for cooling.

Wiring & Connection Guidelines

• Clear terminal markings for easy AC input (L/N) and DC output (+V/-V) connections

• Screw terminal design accommodates up to 12AWG wires

• Separate functional earth and chassis ground terminals

• Recommended torque: 0.5-0.6 N·m for secure connections

Quality & Reliability Assurance
Manufacturing Excellence
Each DR-120-24 undergoes rigorous testing including:

• Full load burn-in testing for 2 hours

• High-potential testing at 3000VAC

• Ripple and noise verification

• Thermal cycling and vibration testing

Certification & Compliance

• CE marked for European market requirements

• RoHS compliant for environmental safety

• UL/cUL recognition pending

• Designed to meet IEC/EN 62368-1 standards

   

  DR-120    120W Din Rail Power Supply
  Project		Technical index
  Output	DC voltage	12V	24V
  	Rated current	10A	5A
  	Rated power	120W	120W
  	Ripple and noise ①	＜120mV	＜150mV
  	Voltage accuracy	±2%	±1%
  	Ripple and noise	±10%
  	Load adjustment rate	±1%
  	Linear adjustment rate	±0.5%
  Input	Voltage range / frequency	85-264VAC 47Hz～63Hz (120VDC～370VDC)
  	Efficiency (typical) ②	＞86%	＞88%
  	Working current	＜2.6A 110VAC   ＜1.6A 220VAC
  	Impulse current	110VAC  20A，   220VAC  40A
  	Leakage current	500ms、70ms、32ms ：110VAC/500ms、70ms、36ms ：220VAC
  Protect	overload protection	105%-150% Type:production mode:burp modde automatic recovery after the abnormal condition is lifted
  	Overvoltage protection	Output Voltage＞135% will be restored automatically after it is removed
  	Short circuit protection	VO The output abnormal condition will be restored automatically after it is removed after the power is restarted
  Environmental Science	Working temperature and humidity	-10℃～+50℃；20%～90RH
  	Storage temperature and humidity	-20℃～+85℃；10%～95RH
  Safety regulations	Withstand voltage	I/P-O/P:3KVAC I/P-FG:1.5KVAC O/P:0.5KVAC
  	leakage current	＜1mA/240VAC
  	Insulation impedance	I/P-O/P， O/P-Shell， O/P-Shell ：500VDC/100MΩ
  Other	size	65.5*125.2*100mm
  	Net weight / gross weight	790/815g