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DC electric engines ДП-0,18 and ДП-0,25

Reversible series-wound DC electric engines ДП-0,18 and ДП-0,25 are intended for use in railroad electric switch mechanisms.

With reference to inherent electric trauma safeguarding methods, engines belong to class 0 according to GOST 12.2.007.0.

ДП-0,18 ДП-0,18
Main parameters ДП-0,18 ДП-0,25
Nominal shaft power, W 180 250
Power supply voltage, V 220 220
Voltage across engine terminals, V; not less than 160 160
Line impedance, Ohm 30 20
Input current, A; not more than 1,8 2,5
Number of poles 4 4
Rotation rate, rpm; not less than 850 1700
Shaft rotation moment, N*m; not less than 2,0 1,5
Efficiency factor, not less than % 63 70
Operational mode recursive short-time
Duty ratio (DR), % 15
Cycle rate, sec 30 15
Climatic class (GOST 15150) moderate-cold 2
Operating temperatures range, °С -60...+55
Dimensions, mm; not more than  
- length 320 320
- width 255
255
- heigth 165 165
Weight, kg; not more than 12 11

Developer: PJSC «Dnepropetrovsk Aggregate Plant»