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6EP1931-2EC31

Marvo Stock ID: MV-1V91

£71.52 (ex. VAT)

Siemens

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Marvo provides a full 12-month warranty on all products, whatever the condition. For your peace of mind, all parts are ‘Marvo Approved’ which means that they have been tested and checked to ensure that they are in working condition. If you are unhappy with the part(s) you received and would like to request a return, you can do so by completing our quick and easy online form. Once we have received your Returns Request, a member of the team will be in touch to discuss this further with you. You can read more about our warranty policy here.

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6EP1931-2EC31 Product Description

The Siemens 6EP1931-2EC31 is a robust and reliable DC UPS module designed to ensure uninterrupted power supply for a wide range of industrial applications. This power supply module is engineered to provide a steady 24 V DC output with a substantial 15 A current, making it suitable for demanding environments where consistent performance is key.

Crafted with precision, the 6EP1931-2EC31 features a mains buffering system that utilises batteries, ensuring operations continue smoothly during power disruptions. The module offers two charging currents, 0.35 A and 0.7 A, to adapt to different battery capacities and maintain optimal charge levels.

With an impressive efficiency rate of 96.2% at nominal output voltage and current, this module is not only powerful but also energy-efficient. It boasts a minimal resistive loss of 14 W at nominal load, further enhancing its operational efficiency.

The 6EP1931-2EC31 is designed for easy installation, snapping onto a DIN rail with a compact footprint of 50 mm in width, 125 mm in height, and 125 mm in depth. It requires minimal spacing for installation, making it an excellent choice for space-constrained environments.

This module is equipped with screw-type terminals for secure electrical connections, accommodating a range of wire sizes for both input and output requirements. It also includes an interface for serial PC connection, expanding its versatility in system integration.

Built to withstand a variety of environmental conditions, the 6EP1931-2EC31 operates effectively within a temperature range of -25 to +60 °C and is classified under the Climate class 3K3, ensuring no condensation issues. Its robust design is reflected in its IP20 protection class, safeguarding the module's internal components from environmental factors.

Overall, the Siemens 6EP1931-2EC31 DC UPS module is a high-quality power solution that offers reliability and efficiency for industrial applications requiring continuous power supply. Its durable construction and advanced features make it a valuable asset for maintaining operational continuity and protecting against power inconsistencies.

Frequently Asked Questions

What is the input voltage range for this power supply module?

The input voltage range for the power supply module is 22 to 29 V DC.

Can this module be used with batteries?

Yes, the module is designed for use with batteries and includes mains buffering with energy storage.

What is the efficiency of this power supply module?

The efficiency of the module is typically 96.2% at rated output voltage and current, and 96% during battery operation.

What type of protection does the module offer?

The module offers reverse polarity protection against energy storage unit polarity reversal and input voltage polarity reversal.

How is the operational status of the module indicated?

Operational status is indicated through LED signals for normal operation, buffering mode, and alarms, as well as through floating changeover contacts.

Does the module have a PC interface?

Yes, the module includes a serial PC interface for connectivity and control.

What is the operating temperature range for this module?

The operating temperature range is -25 to +60 °C with natural convection.

What is the net weight of the module?

The net weight of the module is 0.45 kg.

What type of electrical connections does the module support?

The module supports screw-type terminals for input, output, rechargeable battery module, and control circuit and status message connections.

What is the required spacing for installation of the module?

A spacing of 50 mm is required both above and below the module for proper installation.

What certifications does the module have?

The module is CE marked, cULus-Listed for the USA, and has shipbuilding approvals from ABS and DNV GL.

What is the Mean Time Between Failures (MTBF) for this module?

The MTBF for the module is 725,689 hours at 40 °C.