Heavy Duty Lifting Machinery Double Girder Electric Trolley Gantry Crane

Heavy Duty Lifting Machinery Double Girder Electric Trolley Gantry Crane

Crane, Gantry Crane, Double Girder Gantry Crane manufacturer / supplier in China, offering Heavy Duty Lifting Machinery Double Girder Electric Trolley Gantry Crane, Lifting Machinery Qb Type Double Girder Explosion-Proof Crane Price, Safe Explosion-Proof Crane Qb Type Double Girder Overhead Crane and so on.

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Product Details

Heavy Duty Lifting Machinery Double Girder Electric Trolley Gantry Crane



MHICRANE Designed MG Gantry cranes can lift heavy loads up to 700t. Its spans can be over 50 meters. For fabrication and freight-transfer applications, it can move loads rapidly and smoothly.

 

Mechanical:

-Double main girder, welded box beam

-Material: carbon steel with high quality of Q235B or Q345B

-The main girder is connected by strength bolt.

-Weld joint tested by X ray or ultrasonic examination;

-Forged Crane wheels 

-Trolley with Compact structure, small size and light;

-Lifting mechanism is rigid open winch trolley

-Compacted gear motor driving, harden gear, hydraulic brake    

-Excellent driving properties, smoothly moving

-Shot-blasting Sa2.5 for complete girder after welding, stress release 

-Epoxy zinc rich high quality painting, 2x2 with 140μm

 

Electrical :

-Conductor power supply 

-All hoist and crane movements are independent and can be run simultaneously. 

-Protection degree IP55

-The components are positioned in a maintenance friendly way, and the whole layout provides with good protection

-Festoon cables are suspended on cable saddles, fixed to cable trolleys, running in a galvanized C-track.

 

Protective Features:

Overload Limiter

Limit Switch (Lifting and Traveling) 

Interlock protection device

Buffer

Rail clear plate

Protective cover

Bus Bar preventer plate

Anti-collision device

Light alarm devices Main isolating switch

Emergency stop system

Motor overload protection

Equipped with rainproof devices for lifting mechanism, electrical control box.

 

Technical Data:




MG Double Girder Gantry Crane
Capacity(t)5t~700t as per requirements
Span(m)7m~60m, or other special span
Lifting Height(m)6m~24m or other specail height
Lifting Speed(m/min)single speed or stepless speed(designed as per requirements)
Trolley Speed(m/min)single speed or stepless speed(designed as per requirements)
Bridge Speed(m/min)single speed or stepless speed(designed as per requirements)
Working DutyA5~A8 depends on application
Power supply380V, 50Hz or AS customized.




Lifting capacityt575/20
Spanm18222630351822263035
Lifting heightmainm10121012
aux - -1113
Working dutyA5 (Intermediate)
SpeedHoistingmainm/min12.54.7
aux -9.2
Crab travelling 37.238.4
Trolley travelling 37.740.14438.3
Installed powerKW31.840.8201201
Max. wheel loadKN217230243266289380390410310340
Steel track recommendedP43QU80
Power source3-Phase A.C. 380V 50Hz
Main dimensionsKmm14004400
W70008500900010000
WC11003300
B8554103501327015376
BL -20002500
A540660700660
H110000120001100013000
H210000120001000012000
H3 -1154
H413374144741352415606156981874219242
C -1295
L165009000800010500
L265009000800010500
C15000750050007500
C25000750050007500
D111612161441
E100090012001300


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