Movealbe 100KN Single Girder Underslung Crane Steel Box Type

Movealbe 100KN Single Girder Underslung Crane Steel Box Type

Single Girder Underslung Crane is a cost-effective alternative wherever the installation of bridge cranes is impractical due to a need for a raised runway structure. They are also an ideal supplement to bridge cranes at the workstation level. It can lower the investment on structure and space.

Technical parameters

Construction features

1. Metal part

This electric hoist gantry crane is mainly composed of the main beam, supporting leg and lower beam.

The main beam and lower beam are box structure welded by four steel plates, and the supporting leg is box structure welded by four steel plates.

The electric hoist walks directly under the i-steel lower flange plate of the main beam.

For convenient storage and transportation, the main beam, supporting leg and lower beam is connected with M20 bolts to become one.

2. Electric hoist

Wire rope lifting, single speed, with traveling trolley and reducer, drum and motor, include overload limiter switch

Protection class F class

Drop Forged Hook, Plain ‘C’ type, Swiveling on Thrust Bearing, equipped with belt buckle and wire ropes sheath

Nanjing special brand motor, soft start for smooth running, long design service life, the best motor in China

Self-produced. Drums made of high-quality seamless steel processed by the CNC machine.

Rope guide made of engineering plastic, lightweight, excellent wear resistance, reducing tear and wear of wire rope

High-quality wire rope, Strength of extension: 1670 N/m2

3. Operating mechanism

This product is in the form of separate drive, drive braking by cone rotor motor to complete;

Transmission is the use of "one open and one close" gear transmission.

4. Electrical equipment

Module control speed, micro-speed and double speed;

Traveling and lifting smoothly;

The power for trolley moving adopts flat cable, sliding smoothly;

Control box layout is reasonable, easy to repair;

Protection class IP55;

Optional main power source ;

All external cable line number with the mark;

Safety smooth touchline, high conductivity, small pressure drop;

Lightweight, installation convenience;

Set electric taxi speed is high, ensure continuous power supply;

Optional speed control module, and can realize the micro speed and double speed.

5. The specification of this product is expressed as follows:

(1).Ground controlling

Example: lifting weight 5t, span 7m, working-level A3.

Representation: MH5-7A3-D JB/t5663-2008

D is for ground control.

6.rail system:

Crane rails, clamp plate & press plate

High quality reputed make


Single Girder Gantry Crane details