Master Controller

JHK20 Master Controller

Standards

  • GB/T 14048.1 Low-voltage switchgear and controlgear – General rules
  • GB/T 14048.5 Low-voltage switchgear and controlgear – Part 1 to 5
  • JB/T 6748 Crane control consoles

Scope of Application

This series of products features clear gear positions, reliable performance, a compact structure, an attractive appearance, a small size, easy installation, and convenient maintenance.
The operating mechanism is equipped with an automatic reset mechanism and a zero – position self – locking mechanism. Moreover, it can be fitted with potentiometers or encoders. Through the associated electronic control system, functions such as starting, speed regulation, braking, reversing, and other special operations of the motor can be realized.
Environmental temperatureWorking temperature:- 5℃-55℃
Storage temperature:- 40℃-70℃
Each master can be equipped with a potentiometer2
HandleEquipped with zero position mechanical self-lockingRated operating frequency1200 times/h (600 times/h)
Handle operation forceNot exceeding 25N (50N)Mechanical life1.5 million times per direction of motion
Movement directionHas gear sense and automatic zeroing
Maximum operating direction2Contact characteristicsRated power frequencyAC 50Hz (60Hz)
Maximum gear positions in each direction5 (6)Rated working voltage380V(440V)
Number of controllable institutions2Rated working current3A 10A 32A 63A 100A
Maximum number of contacts per institution12(21)Electrical lifespan1 million times
Size H1 (mn)128141154
Size H2 (mn)97110123
Number of contacts1~45~67~8

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