Siemens Sitop SEL1400 Selectivity module, 8 channel, 24VDC Part number 6EP4438-7EB00-3DX0

Product Overview

The Siemens SITOP PSU8200 24 V/40 A (SKU 6EP4438-7EB00-3DX0) is a high-performance industrial power supply unit engineered for demanding automation and control applications. It delivers a stabilized 24 V DC output with 40 A rated current and exceptional efficiency of up to 95%, ensuring stable power for critical loads. Its modular design, wide input range, and extensive diagnostics make it ideal for integration into advanced industrial systems.

Key Features

• Powerful 24 V DC power supply with 40 A rated output
• Wide input range of 120–230 V AC or 110–250 V DC
• High efficiency up to 95% for reduced energy loss and lower heat generation
• Adjustable output voltage range from 24 V to 28 V DC
• Integrated diagnostics interface and “DC OK” LED status indication
• Parallel connection capability for load sharing and redundancy
• Robust industrial-grade design with extended service life

Technical Specifications

• Product Series: Siemens SITOP PSU8200 Series
• Article Number: 6EP4438-7EB00-3DX0
• Output Voltage: 24 V DC (adjustable 24–28 V)
• Output Current: 40 A (960 W rated output)
• Input Voltage: 120–230 V AC (± 10%) or 110–250 V DC
• Input Frequency: 47–63 Hz
• Efficiency: Up to 95%
• Power Loss: Approx. 47 W at full load
• Hold-Up Time: ≥ 25 ms (at 230 V AC input and nominal load)
• Ambient Operating Temperature: –25 °C to +70 °C
• Storage Temperature: –40 °C to +85 °C
• Protection Class: IP20 (convection cooled)
• Mounting Type: DIN rail (EN 60715)
• Dimensions (W × H × D): 145 mm × 125 mm × 150 mm
• Net Weight (Approx.): 2.5 kg

Compliance & Certifications

• Certified according to IEC / EN 61010-2-201 and EN 61204-3 standards
• UL / cULus listed for industrial control equipment
• RoHS compliant and CE marked for global use
• Designed for high EMC immunity and low emission per EN 61000-6-2 / EN 61000-6-3

Applications

The 6EP4438-7EB00-3DX0 is ideal for use in automation control panels, machine building, industrial networks and process engineering environments requiring high current 24 V DC power. Its robust design and diagnostic capabilities make it an excellent choice for mission-critical industrial systems with redundant power architectures.