Electric double girder bridge crane is a common lifting equipment, which is widely used in factories, warehouses, docks, shipyards and other places. It has the characteristics of simple structure, convenient operation, safety and reliability, and is an indispensable and important equipment in modern industrial production. The main components of QD electric double-girder bridge crane include bridge frame, hoisting machinery, electrical system and so on. The bridge frame consists of two beams connected by beams to form a bridge-shaped structure. Lifting machinery includes cranes, carts, trolleys, etc., which can move freely on the beam to realize the functions of lifting and transporting items. The electrical system includes motors, controllers, cables, etc., which control the operation and stop of the crane to ensure the safety and stability of the crane.
Lifting Height:6-30m | Capacity:5-450 ton | Warranty:3 years
Span:0-35m | Working Class:A3-A5 | Control Method:Remote Cabin Control
Capacity/t | Span/m | Work duty/IO | Lifting speed/ m/min | Rail |
5 | 10-40 | A5 | 13.3 | P43 |
10 | 8.5 | |||
15 | 7.9 | |||
20 | 7.5 | |||
32 | 6 | QU70 | ||
50 | 5.9 | |||
75 | 4.5 | QU100 | ||
100 | 4.2 |
Double Girder Design: The Double Girder Overhead Crane features a double girder design, which provides increased stability and lifting capacity compared to a single girder design
High Lifting Capacity: The crane is capable of lifting heavy loads, ranging from 5 to 450 tons, depending on the specific model
Large Span: The crane can be customized to have a span of up to 35 meters, allowing it to cover a large working area
High Lifting Height: The QD Type Double Girder Overhead Crane can be customized to have a high lifting height, typically ranging from 6 meters to 30 meters
Precise Control: The crane is typically controlled using a cab-mounted control panel or wireless remote control, allowing for precise and efficient control of the crane's movements
High Working Efficiency: The QD Type Double Girder Overhead Crane is designed for high working efficiency, with fast travel speed and lifting speed
▶3 years warranty
▶Free distribution of wearing parts
▶Provide assemble videos before shipment
▶Technical support and field installation
▶Packaging: The components of the crane are packed in wooden crates, steel frames, or other suitable packaging materials
▶The packed components are then shipped via truck, rail, or sea, depending on the distance and destination of the delivery
Lifting capacity; material weight(unit as tonnage)
Lifting height; (unit as meter)
Crane span; the width of inquired crane(unit as meter)
Crane traveling length; when rail track/runway beam needed, traveling length shall be provided.
Working power; power source at site(unit as voltage, phase and Hz)
A.Yes, Dowellcrane promise customized/personalized products are available for our clients all the time. Just freely let us know your special demands about the products, our engineering team will work on that.
A.Freely contact us. Our engineering team available for oversea service with crane installation, inspection and commissioning.
A.Our production will be started once the payment confirmed. Below are timeline for whole procedure
A. Yes, we provide “DowellCrae” service about the warranty, the warranty period will extend to two (2) years, full set of spare partsand working tools will delivered with crane for future replacement and maintenance.
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