SITOP PSU100L 24VDC/20A Power Supply: High-Capacity Industrial Performance

Input Power Specifications

• Wide Input Range: 85-264V AC for universal compatibility
• DC Operation: 88-370V DC for flexible power sources
• Frequency Range: 47-63 Hz automatic adaptation
• Input Current: 5.55A at 120V, 2.35A at 230V operation
• Inrush Limiting: Maximum 45A for 15ms duration
• Power Hold-up: 20ms minimum during voltage drops

Output Performance Characteristics

• High Current Output: 20A continuous at 24V DC
• Power Delivery: 480W typical active output power
• Voltage Adjustment: 22.8V to 26.4V via potentiometer
• Voltage Precision: 3% overall tolerance for stability
• Low Noise Output: 50mV typical, 150mV maximum ripple
• Fast Response: 0.7ms load step recovery time

Efficiency & Thermal Management

• High Efficiency: 92% typical energy conversion rate
• Heat Dissipation: 45W typical power loss
• Temperature Derating: 2.5% per Kelvin above 45°C
• Parallel Operation: Supports 2 units for power sharing
• Cooling Method: Natural convection without fans
• Soft Start: No overshoot during power-up sequence

Protection & Safety Features

• Overvoltage Protection: Automatic cutoff below 33V
• Short-Circuit Proof: Constant current characteristic
• Current Limiting: 24A typical short-circuit current
• Input Fusing: T 10A/250V internal protection
• Safety Isolation: SELV output per EN 60950-1
• Protection Class: IP20 for industrial environments

Environmental Specifications

• Operating Temperature: -25°C to +70°C wide range
• Storage Conditions: -40°C to +85°C capability
• Humidity Range: 5-95% non-condensing operation
• Climate Class: 3K3 according to IEC 60721
• EMC Compliance: EN 61000-6-2 immunity standard
• Harmonic Limits: EN 61000-3-2 compliance

Physical Dimensions & Installation

• Compact Design: 110mm × 125mm × 125mm (W×H×D)
• Mounting Width: 110mm for space-efficient installation
• Required Clearance: 50mm top and bottom spacing
• Robust Construction: 1.8kg solid weight
• DIN Rail Mount: EN 60715 35x7.5/15 snap-on fitting
• Wire Terminals: 0.5-2.5mm² screw-type connections

Certifications & Approvals

• International Safety: CE marking for European market
• North America: cULus Listed per UL 508 standards
• Eurasian Compliance: EAC approval for customs union
• Indian Market: BIS certification R-41184349
• Global Standard: CB scheme certification included
• Emission Control: EN 55022 Class B compliance

Package Contents

• Complete 6EP1336-1LB00 power supply unit
• DIN rail mounting clip and installation accessories
• Comprehensive operation manual and data sheet
• Wiring diagrams and connection guidelines
• Safety and compliance documentation

Shipping & Delivery

• FedEx international priority express service
• UPS worldwide expedited delivery options
• DHL global air freight shipping available
• Secure professional packaging protection
• Rapid order processing within 24 hours

Technical Application Questions

• What applications benefit most from this high-current power supply?
• Industrial control systems, PLC racks, and multiple device installations need 20A capacity
• How does the wide input voltage range improve reliability?
• The 85-264V AC range handles voltage fluctuations in unstable power networks effectively
• What advantages does the 92% efficiency provide?
• Reduced energy costs and lower heat generation extend component lifespan significantly
• Can this unit operate in parallel for redundant systems?
• Two units can share load current when properly connected for critical applications
• What maintenance ensures optimal long-term performance?
• Regular terminal inspection and ventilation cleaning maintain reliability in harsh environments

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