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» Control System » Marine Control System » QDJ Series Motor Self-Lotus Lowering Voltage Starter Control Box

QDJ Series Motor Self-Lotus Lowering Voltage Starter Control Box

Voltage: AC380/440V

Frequency: 50Hz / 60Hz

Protection level: IP22

Starting method: auto transformer (自藕降压起动)

Limit starting currency: ≤1.3 times bigger motor’s rated output.

  • Description
  • Features
  • Working conditions

QDJ series motor self-lotus lowering voltage starter control box is used for self-linked voltage reduction starting control of three-phase asynchronous motors of various types of ship equipment. By setting and selecting different transformer taps, the motor starting current can be effectively controlled within 1.3 times the rated current, thus reducing the impact on the equipment power supply, and at the same time having protection functions such as short circuit, phase loss, overload and voltage loss. The control box can be set with an off-site control function and can be used for the control of the ship tunnel thruster motor by adding some control, alarm, signal control and other functions.

Voltage: AC380/440V

Frequency: 50Hz / 60Hz

Protection level: IP22

Starting method: autotransformer (自藕降压起动)

Limit starting currency: ≤1.3 times bigger motor’s rated output.

Ambient temperature: -25℃- 45℃

Tilt, sway: ±22.5 degrees

Shock: Presence

Vibration: Presence

Salt spray: Present

Oil mist: Present

Mold and sea humidity air: Yes

Box protection grade IP22, can also be made into IP44 or IP56 according to user requirements.

No flammable, explosive, corrosive gases and no foreign electric dust and thunderstorm invasion of the place.

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