This overload limiter is fitted on the winch wire rope drum shaft for overload protection. Weihua is a leading crane manufacturer in China, providing all kinds of Crane Components including Electric Parts and Mechanical Parts.

Technical Parameters of Overload Limiter:

1. Application: for 3 ~ 100t overhead crane and gantry crane

2. Complete sets: includes bearing seat sensor and monitoring instrument composition

3. Monitoring accuracy:

Display error ≤ ±3%

Action error ≤ ±3%

Comprehensive error ≤ ±5%

4. Alarm set:

Precast starting point at the rated weight of 90%

Delay precast starting point at the rated weight of 105% (extended time: 1 to 2 seconds)

Alarm starting point at the rated weight of 120%

5. Sensor overload capacity: 1.5 times of the rated load

6. Control contact form: normally closed; capacity: 5 ~ 10A

7. Power: 380V or 220V, 50Hz

8. Working environment: -20 ℃ ~ 60 ℃, ≤ 90% RH

9. Protection class: sensor IP65, monitoring instrument IP42

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