Datasheet

Product data sheet 6EP1931-2FC21
SITOP DC USV MODULE 24 V/40 A UNINTERRUPTIBLE
POWER SUPPLY WITHOUT INTERFACE INPUT: 24 V
DC/43 A OUTPUT: 24 V DC/40 A
Technical specifications
Input
Supply voltage / for DC / rated value 24 V
Mains buffering
Type of energy storage with batteries
charging current / 1 1 A
charging current / 2 2 A
Output
Output voltage / on network operation / for DC / nominal value 24 V
Output voltage / in buffering mode / with DC / rated value 24 V
ON-delay time / typical 1 s
Voltage increase time / of the output voltage / typical 360 ms
Output current / nominal value 40 A
delivered active power / typ. 960 W
Efficiency
Efficiency in percent / at rated value of the output voltage / at rated
value of the output current / typical
97.2 %
Resistive loss / on nominal level of the output current: / for rated
value of the output voltage / typical
28.6 W
Efficiency in percent / for battery operation / typical 96.9 %
Active power loss / during battery operation / typical 33.6 W
6EP1931-2FC21
Page 1/ 10/01/2012
subject to modifications
© Copyright Siemens AG 2012
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