QZ Model 5~20ton Double Girder Grab Bucket Bridge Crane

Design international standard: DIN (Germany), FEM (Europe), ISO (International) 

1. Limit Switch: Safety limit switches for stoppers prevent over traveling in all motions.

2. Anti collision device

   When two crane traveling on the same rail, the cranes will install the following devices:

   Anti-collision device, Infrared non-contact and inductive type limit device

   Sound and light alarm device, Wireless anti-collision device

3. Weight overload protection device

   Includes automatic stopping type lifting weight limiter and weight display device.

4. Lifting limit switch and traveling limit switch

5. Emergency stop system

6. Electrical protection

   The main insulation switch, emergency stop switch, short circuit, Zero voltage protection,  loss of field               protection, Current overload protection, over speed protection, zero position protection

    Phase sequence protection and adopted crane specially anti- vibration contactor etc.

7. Interlock device

   It sets interlock device for the cabin door and the other door from cabin into bridge structure, when the door    is opened, the crane cannot work.

Normal Quotations:

1. Lifting capacity ______ton

2. Single beam or double beam?

3. Standard type or Europe type?

4. Crane Span _______meters (Rail middle center to center distance)

5.  Lifting height ______meters (Hook to ground)

6. Industrial voltage _____V, _____HZ, 3Phases

7.  Control mode

      A.   Pendant control   B. Remote control   C. Cabin control

8.  What material does the crane lift?

9.  Do you also need us to supply bearing beam, rail and slide wire?

      A.    Yes            B. No

10.   Any special design demand on crane?