DZ-15/250,QZX27-1 overhead electric locomotive resistorDetailed product description：

DZ-15/250, QZX27-1 Type Meaning of Resistors for Overhead Motor Vehicles


Terms of Use
This product should be able to function normally under the following environmental conditions.
a) Altitude not exceeding 1200m;
b) The maximum temperature of the surrounding air is+40 ℃, and the minimum temperature is -20 ℃;
c) The relative humidity of the air shall not exceed 95% (and the average minimum temperature of the month shall not exceed 25 ℃);
d) The inclination relative to the normal position is not greater than 10 °;
e) Compared to the longitudinal direction of the locomotive, it has an impact with an acceleration of no more than 30m/s2;
f) Used in places without explosion hazards, and with no corrosive metals, insulation damaging gases, or conductive dust in the air.

Scope of application
DZ-15/250, QZX27-1 overhead line electric locomotive resistor is used on 3T overhead line electric locomotive, controlled by the driver controller, for starting and speed regulation of locomotive motors.
Product parameters
Product execution standards:
1 JB/T8665-1997 Technical Conditions for Circuit Resistance of Industrial and Mining Motor Owners
Q/DBCL022-2007 Resistance Circuit of Industrial and Mining Motor Owner's Circuit
Rated voltage (DC) 250V
3 Rated current: 15A
4. Total resistance: 7.9 Ω