Siemens | 6EP1931-2EC21 | uninterruptible power supply module

Item NO.: 6EP1931-2EC21

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Product NameSiemens | 6EP1931-2EC21 | uninterruptible power supply module
Item NO.6EP1931-2EC21
Weight1.0000 kg = 2.2046 lb = 35.2740 oz
CategorySIEMENS
BrandSIEMENS
Creation Time2025-05-27

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² Fast delivery (In-stock products usually ship within 1-3 days)

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² Quality assurance (Products come with a 1-year warranty)

Sales Manager Anna
E-mail:	sales8@apterpower.com
Phone:	+86-18106909650 （whatsapp）

Product detail

Siemens 6EP1931-2EC21 is a DC uninterruptible power supply (DC UPS) module from the SITOP series, designed to provide a stable 24V DC power supply during power outages, ensuring the continued operation of critical loads. This module is suitable for industrial automation systems, especially in scenarios that require high-reliability power supply guarantees.
Main technical parameters
Input voltage range: 22–29 V DC (rated value: 24 V DC)
Output voltage: 24 V DC (24 V DC in normal operation and buffer mode)
Rated output current: 15 A
Maximum input current: 15 A (at full load) + approx. 1 A (when charging the battery)
Charging current: 0.35 A or 0.7 A (selectable)
Buffer voltage response value: preset to 22.5 V, adjustable in 0.5 V steps in the range of 22–25.5 V
Efficiency: typical 96.2% at rated output current; approx. 96% in battery-powered mode
Output power: typical 360 W
Delay start time: typical 1 second
Output voltage rise time: typical 60 ms
Short-circuit protection: yes
Mounting method: DIN rail mounting (in accordance with DIN EN 50022-35x15/7.5)

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Siemens | 6EP1931-2EC21 | uninterruptible power supply module

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