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Specification & Description
| Specification | Description |
|---|---|
| Part Number | 6EP1961-3BA21 |
| Alternative Part Number | 6EP19613BA21 |
| Manufacturer | Siemens |
| Product Type | Power Supply Module |
| Series | SITOP PSE202U |
| Input/Output | 24 V DC/40 A |
| Function | Suitable for decoupling two SITOP power supplies |
| Status Display | Green LED for "both Input voltages > switching threshold"; red LED: for "at least one input voltage < switching threshold" |
| Signalling | Isolated relay contact (changeover contacts, rating 8 A/240 V AC, 24 V DC): Signals OK if both input voltages > switching threshold, setting range of threshold 20 ... 25 V |
| Rated Current Value | 40 A |
| Efficiency | Approx. 96.6% at Vout rated, Iout rated |
| Power Loss | Approx. 34 W at Vout rated, Iout rated |
| Safety | Galvanic isolation, SELV acc. to EN 60950-1 (relay contact), Protection class Class III, Degree of protection (EN 60529) IP20 |
| Approvals | CE mark, UL/cUL (CSA) approval, Explosion protection, EAC approval, Marine approval |
| EMC | Emitted interference EN 55022 Class B, Noise immunity EN 61000-6-2 |
| Environmental Conditions | Ambient temperature during operation -25 ... +60 °C |
| Dimensions | Width of the enclosure 70 mm, Height of the enclosure 125 mm, Depth of the enclosure 120 mm |
| Weight | Approx. 0.5 kg |
| Installation | Snaps onto DIN rail EN 60715 35x7.5/15 |
| Other Features | Housing can be lined up, Specifications at rated input voltage and ambient temperature +25 °C |
The Siemens 6EP1961-3BA21 is a robust and reliable power supply module from the SITOP PSE202U series. This module is designed to provide a steady 24V DC output, making it an ideal choice for a wide range of industrial applications. With an input/output capacity of 40A, it is suitable for decoupling two SITOP power supplies, ensuring smooth and uninterrupted operation of your machinery.
The 6EP1961-3BA21 module is designed with screw-type terminals for secure connections, and it can be easily installed on a DIN rail. It features a compact design with a width of 70mm, a height of 125mm, and a depth of 120mm, making it a space-efficient choice for your setup.
This power supply module is built to withstand challenging environmental conditions, with an operating temperature range of -25 to +60 °C and a storage temperature range of -40 to +85 °C. It also boasts a high Mean Time Between Failures (MTBF) of 6,471,654 hours at 40 °C, demonstrating its long-lasting durability.
The Siemens 6EP1961-3BA21 power supply module is a testament to Siemens' commitment to quality, reliability, and innovation. It's an excellent choice for businesses looking to optimise their industrial operations.
Commonly Asked Questions
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Frequently Asked Questions
What is the purpose of this Siemens power supply module?
The Siemens SITOP PSE202U redundancy module is designed to decouple two SITOP power supplies. It ensures a reliable and uninterrupted power supply by automatically switching to the second power supply if the first one fails.
What are the input and output specifications of this module?
The SITOP PSE202U redundancy module has an input and output of 24V DC/40A.
What is the operating temperature range for this module?
The operating temperature range for the 6EP1961-3BA21 module is -25 to +60 degrees Celsius.
What type of connection technology does this module use?
The 6EP1961-3BA21 module uses screw-type terminals for connection.
What are the dimensions of this module?
The width, height, and depth of the 6EP1961-3BA21 module are 70mm, 125mm, and 120mm respectively.
Can this module be mounted on a DIN rail?
Yes, the 6EP1961-3BA21 module can be snapped onto a DIN rail EN 60715 35x7.5/15.
What is the weight of this module?
The approximate weight of the 6EP1961-3BA21 module is 0.5 kg.
Does this module have any marine approvals?
Yes, the 6EP1961-3BA21 module has marine approvals from ABS and DNV GL.
What is the Mean Time Between Failures (MTBF) for this module?
The MTBF for the 6EP1961-3BA21 module at 40 degrees Celsius is 6,471,654 hours.
Part conditions explained
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