QKT8 Series General Driver ControllerDetailed product description：

Scope of application and working conditions:
The QKT8 series mining general driver controller is suitable for controlling the starting, speed regulation, braking, forward and backward movement of ZK7, ZK10, and ZK14 overhead electric locomotives.
This driver controller is suitable for the following working environments:
1. Altitude not exceeding 1200m;
2. The ambient temperature ranges from -20 ℃ to+40 ℃ (with a monthly average temperature of+25 ℃);
3. The relative humidity of the surrounding air does not exceed 90%;
4. In places without methane and coal dust explosion mixtures;
5. No harmful gases capable of damaging insulation and corroding metals;
6. On devices with rain, snow, and splash protection.
7. When tilted within 10 degrees relative to the normal position
8. Has an impact acceleration of no more than 30m/s2 relative to the longitudinal direction of the locomotive.
9. The amplitude A of the sinusoidal vibration with a step rate f of 2-50Hz relative to the vertical, longitudinal, and transverse directions of the locomotive is:

2≤f≤10Hz	A=25/f(mm)
10≤f≤50Hz	A=250/ftwo(mm)

10. Installed in the control room of the overhead mining electric locomotive driver.

Technical parameters of QKT8 series general driver controller

model	Rated voltage (V)	Rated current (A)	Compatible Models	place of origin
QKTZ8-1	two hundred and fifty	one hundred	ZK10/7T	Changzhou
QKTZ8-2	five hundred and fifty	one hundred	ZK10/7T	Changzhou
QKTZ8-3	two hundred and fifty	one hundred and forty	ZK10/7T	Xiangtan
QKTZ8-4	five hundred and fifty	one hundred and fifty	ZK14T	Changzhou