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QCX-GL-type cranes lifting capacity limiter is our factory specializing in the production of crane safety protection device, used in the design of computer technology, with automatic calibration check capability, functional, compact structure, convenient operation calibrated, stable, the advantages of easy installation and maintenance. And they can be used for crane, gantry cranes and other lifting devices. The device has a sound and light alarm, calling the police immediately, cutting off the crane hoist motor power supply circuit and displaying features such as weight lifting heavy objects, lifting equipment to avoid overloading due to excessive load due to equipment and personal accident.

Technical parameters:

1 Scope: 3 to 1000 tons gantry or bridge crane

(Other types of lifting can be customized to user requirements);

2 System errors: less than ± 5%;

3 alarm mode:

(1) Pre-alarm: When the rated lifting weight lifting weight of 90%, the issue of intermittent alarm sound (short sound), show heavy weight;

(2) Ratings alarm: When lifting weight lifting weight rated 100%, the issue of intermittent alarm sound (long sound), show heavy weight;

(3) Calling the police: When lifting weight lifting weight rated 110%, the alarm emits a continuous sound, and the delay of 2 seconds automatically cut off power supply contactor crane rose, indicating heavy goods weight;

4 sensor static strength: the static strength of the sensor three times the rated load;

5 Operating temperature: -40 ℃ ~ +60 ℃;

6 Relative Humidity: 45% ~ 95%;

7 Supply voltage: AC380V (or 220V), 50HZ

8 relay contact capacity: relay contact capacity of AC380V, 4A;

9 Pressure controller:The pressure controller for the 2000V;

10 display: four LED digital display, automatic decimal point switch.