Gold Member Since 2006
Audited Supplier
CNC Electric Group Co., Ltd.

Mining Explosion Proof, Electromagnetic Motor Starter, Mine Starter manufacturer / supplier in China, offering Mining Explosion Proof Starter (QJZ-400(315, 200) /1140 (660)S), Distribution Box (YC-XSA), Bus Bar and so on.

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Supplier Homepage Product Mining Explosion proof product Mine EX Starter Mining Explosion Proof Starter (QJZ-400(315, 200) /1140 (660)S)

Mining Explosion Proof Starter (QJZ-400(315, 200) /1140 (660)S)

FOB Price: Get Latest Price
Min. Order: 1 Piece
Production Capacity: 1000PCS/Week
Transport Package: Export Packing
Payment Terms: L/C, T/T, D/P, Paypal, O/A

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Basic Info
  • Model NO.: QJZ-400(315, 200)/1140(660)S
  • Rated Current (a): 400, 315, 200
  • Weight (Kg): 1400
  • Trademark: CNC
  • Origin: Wenzhou, Zhejiang
  • Rated Voltage (V): 1140V, 660V
  • Outline Dimension (Mm): 2300X595X800
  • Max Power (Kw): 590/340,450/270,290/170
  • Specification: CE, ISO, CCC
Product Description
Mining Explosion proof Starter (QJZ-400(315, 200)/1140(660)S)


1. Function


QJZ series mine explosion-proof and intrinsically safe intelligent double-speed, doublecircuit
Vacuum electromagnetic starter is ideal for coal mines in AC50Hz. 1140V, 660V power
Supply circuits, it can be used to control start, stop, reserve rotation and double-speed
Switching etc of 3-phase squirrel-cage AC asynchronous motors and AC double-winding and
Double-speed motors, it is attached KJ2000 mine electric power automatic control and
Comprehensive measurement and monitor system to realize telemetry, telecommunication
Remote control and remote regulation and that no person on duty is available.

2. Characteristics

2.1 All English blue backlight LCD display;
2.2 16-bit single-chip microcomputer as central controller;
2.3 Various protective functions for overload, short-circuit, over-voltage. Under-voltage,
Current leakage lockout and temperature protection of the motor;
2.4 Available as a double-speed switch or a double-circuit switch;
2.5 Standard RS 485 communication interface;
     Model                                                    QJZ-400(315,200)/1140(660)S
 Rated voltage (V)                                                               1140V, 660V
 Rated current (A)                                                                 400, 315, 200
 Protective type     Overload, loss of phase, short circuit, leakage lockout, over voltage, phase imbalance
 Combination mode         Single set, sequential control, combined control, English, double speed, double speed double loop
 State display                                                      Real-time Chinese display
 High safety  The front conver can be opened only in the condition of all of the contactors and commutation switches being powered off and not working
 Outline dimension (mm)                                                                 2300×595×800
 Weight (kg)                                                                          1400

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