Uninterruptible power supply cabinet UPSC
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Uninterruptible power supply cabinet UPSC



Cabinets are used at transformer substations, distribution stations for power supply to operative circuits of schemes of relaying and automatic equipment.



– changeover in case of primary input failure to the secondary one;

– changeover from the secondary input to emergency one, issuing the command for DGI start, in case of secondary input failure;

– change back, in case of power recovery in primary or secondary input, and stop of DGI.

The function of emergency (backup) input, depending on the version of uninterruptible power supply cabinet, can be performed by DGI (diesel generator installation) or accumulator battery.

Application area

Metallurgy and mechanic engineering; airports; telecommunications; medical centers; petrochemical industry; cellulose and paper making industry and ore mining industry.


Complies with TR CU 004/2011 "On safety of low voltage equipment" approved by the decision of Customs Union Commission №768of 16.08.2011, TR CU 020/2011«Electromagnetic compatibility of technical means" approved by the decision of Customs Union Commission №879 of 09.12.2011


Technical specifications

Rated output AC voltage, V

110, 220V

Rated supply voltage, V

220, 50 Hz single-phase; 380, 50 Hz three-phase

Rated DC supply voltage, V

110, 220V

Rated current for inverter device, A/p>

10, 20, 30, 40, 50, 60, 70, 80, 90, 100

Type of construction


Maintenance method

Unilateral, dual

Degree of protection according to GOST 14254-80



Depending on completing units

Allowable value for voltage ripple, %

Less than 0,5

Allowable value for current ripple, %

Less than 0,5

Remote control of ШПГ


Cable entry

At the bottom or on top

Seismic design

Up to 9 points according to MSK64