Port Portal Crane

Lifting Weight: 5-80t
Above Rail: 12-40m
Below Rail: 9-16m
MQ portal crane is widely used in kinds of ports, stations, and storage yards, to load, unload and transship to speed up the turnaround of ships and vehicles. And it includes two types: four-bar linkage mechanism and Single-Arm mechanism.
Features: good performance, beautiful exterior, efficient work, compact structure, running balanced, comfortable operation, safe&reliable, convenient for maintenance.
MQ portal crane also can be used at finite space at ports to load and unload cargo from ships, leave enough space for vehicles to pass through, is widely used at kinds of ports.
Features of ONLYWE Portal Crane (four-bar linkage mechanism):
1. Sling equipped with grab or hook, good adaptability, wide application;
2. Designed with four-bar linkage mechanism, precise luffing OR Single-Arm mechanism.
3. 360° slewing, wide working scope;
4. PLC control, AC frequency speed control, stable and reliable operation
5. Remote control is available.
6. Equipped with protection devices, warning lighting system.
Design and Construction Rules
All the producing standards which are required for the cranes are FEM standard, DIN standard and Chinese National standard.
Europe Main National Standards
--  89/392/EEC standard (93/68/EEC)
--  91/368/EEC standard
--  73/23/CEE standard
--  "EMC" standard 89/336/EEC
--  EN 60204-1
--  EN 292 mechanical safety
--  ISO 2141
--  ISO 2766
International Standards
--  June 9, 1993 / Sept. 22, 1993 notice
--  July 29, 1992, 92-765, 92-766, 92-767 notice
--  DIN 5684
--  DIN 15400; DIN 15401
--  NFE 26-010
--  NFE 26-030
Technical Standards
--  FEM 9.511    Mechanical group
--  FEM 9.661    Hoisting and traveling components size and quality standard
--  FEM 9.671    Wire rope quality standard/Chains quality standard.
--  FEM 9.681    Travel motor choice
--  FEM 9.682    Hoisting motor choice
--  FEM 9.755    Electric hoisting equipment
--  FEM 9.811    Electric crane standard
--  FEM 9.901    Hoisting components design reference
--  IEC 34-1       Traveling and allocation performance
--  IEC 34-5       Protection grade standard
--  IEC 947-5-1   Low voltage equipment
China Main National Standards
Design rules for cranes             GB/T 3811-2008
Safety rules for lifting appliances          GB 6067-2010
Common crane technical condition          GB 7592-87
Crane-Portal crane