Product Overview
The Siemens 6EP1334-2BA20 is a high-performance SITOP PSU100S series stabilized power supply designed for DIN rail mounting in industrial control cabinets. This switched-mode power supply delivers a reliable 24V DC output at 10A, providing 240W of continuous power with peak capacity up to 288W . The 6EP1334-2BA20 Siemens unit accepts a wide-range AC input of 85-132V or 170-264V with automatic voltage range switching, making it suitable for global deployment in diverse industrial environments .
As a versatile member of the SITOP smart family, the Siemens 6EP1334-2BA20 is engineered for universal use in machinery and plant engineering applications. Its compact design—measuring just 70mm in width—requires no lateral installation clearances, enabling space-efficient integration into control cabinets . The power supply features an impressive efficiency of approximately 90%, ensuring minimal energy consumption and reduced heat generation inside enclosures . With a wide operating temperature range from -25°C to 70°C and comprehensive international certifications including CE, cULus, and ATEX, the 6EP1334-2BA20 delivers reliable performance across demanding industrial applications while providing the flexibility and protection needed for modern automation systems .
Technical Specifications
| Parameter Name | Value |
|---|---|
| Product Model | 6EP1334-2BA20 |
| Manufacturer | Siemens |
| Product Type | Switched-Mode DIN Rail Power Supply |
| Series | SITOP PSU100S |
| Output Voltage | 24V DC (Adjustable) |
| Output Current | 10A |
| Output Power | 240W (Continuous), 288W (Peak) |
| Input Voltage Range | 85-132V AC / 170-264V AC (Auto-select) |
| Input Frequency | 47-63 Hz |
| Input Current (120V) | 4.49A |
| Input Current (230V) | 1.91A |
| Inrush Current Limit | 60A Max |
| Efficiency | Approx. 90% |
| Operating Temperature | -25°C to 70°C |
| Dimensions (W x H x D) | 70 x 125 x 120-125mm |
| Weight | Approx. 0.8kg |
| Degree of Protection | IP20 |
| Certifications | CE, cULus (UL 508), ATEX EX II 3G, IECEx, CB Scheme |
Main Features and Advantages
The Siemens 6EP1334-2BA20 distinguishes itself through exceptional overload capability and robust performance. With a permanent overload capacity of 120% of rated power and a temporary power boost of 150% for brief functional loads, the 6EP1334-2BA20 Siemens can reliably handle motor startups and other high-inrush loads without interruption . This feature provides ample reserve power for system expansions, allowing additional components to be connected without requiring a larger power supply unit.
The advanced protection features of the Siemens 6EP1334-2BA20 ensure maximum system availability. Built-in short circuit protection, overvoltage protection (OVP), and overload protection (OPP) safeguard both the power supply and connected loads from damage . The primary/secondary galvanic isolation provides SELV (Safety Extra Low Voltage) output compliant with EN 60950-1 and EN 50178 standards, ensuring safe operation for personnel and equipment .
Integration and monitoring capabilities enhance the 6EP1334-2BA20‘s value in automation systems. A dedicated signalling contact provides “output voltage OK” status, enabling easy integration into plant monitoring and SCADA systems . The adjustable output voltage allows compensation for voltage drops in long cable runs, ensuring consistent 24V delivery at the load. Additional features include LED status indication, parallel connection capability for higher power requirements, and compliance with radio interference suppression Class B for stable operation in sensitive environments .
