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Explosion-proof mine controller KR

The explosion-proof mine controller is intended for completing the accumulator locomotives. The controllers are designed to control the drives of accumulator locomotives with sectionalized battery up to 300 V.
Version – mine non-explosive, explosion protection type – explosion-proof enclosure under GOST 22782.0 and GOST 22782.6
Climatic version of mine controller U5 and Т5 under GOST 15150 and GOST 15543.1. Herewith:
– maximum height above sea level -1200 m;
– environmental temperature minus 5 to plus 35 0С;
– outside relative humidity up to (98±2)% with moisture condensation at (35±2) 0С;
– environment – explosive (gas- and dust-hazardous), dust content up to 3×10-4 kg/m3;

Technical characteristics

Parameter designation Unit of measure Standard
Kind of current Direct
Nominal voltage:
а) of power circuits;
б) of lighting and alarm circuits;
V 300


Nominal current:

а) of cam element

б) of lighting circuits

А 150


Quantity of contacts:

-of main drum

-of reversing drum

-of block contacts

pcs 7



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