Product Description Model NO.: QC Application: Construction Usage, Workshop Usage Sling Type: Wire Rope Power Source: Electric Installation: Assembled Condition: New Span: up to 40m Duty Group: A3/-A8 Product Name: Double Girder Bridge Crane Specification: Capacity 10-500T, Span: 10-60M HS Code: 84261120 Type: Double Beam Crane Tower Crane Type: Overhead Traveling Crane Main Girder Form: Double Girder Moving Type: Wheel Certification: ISO9001: 2000, CE Capacity: up to 500t Lifting Height: up to 100m Control Method: Pendent/Cabin/Wireless Trademark: SHENGQI Origin: China Heavy Duty Double Girder Bridge Crane with Open Winch
Our QD Bridge Cranes are available with a huge range of customer options in capacities up to 450t.  Double girder bridge cranes give a better height of lift in given headroom as the hook travels between the beams. With open winch trolley as its lifting mechanism, they are available in higher capacities than single girder and for heavy duty applications. Our designed double girder cranes provide with the smallest dimensions and biggest approach distance t. It ensures that the maximum work area is available for the customers. -Performance with reliability
-Flexibility with application
- Easy handling
- Easy maintenance
Features
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 open winch trolley
-Compacted gear motor driving, step less control, harden gear, safety disc brake   
-Excellent driving properties, step less control, smoothly moving
-Shot-blasting Sa2.5 for complete girder after welding, stress release
-Epoxy zinc rich high quality painting, 2x2 with 140μm Electrical Features
-Conductor power supply
-All hoist and crane movements are independent and can be run simultaneously.
-The control panels are IP54
-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, Main isolating switch, Emergency stop
 

QD Double GIrder Overhead Crane
Capacity(t)	5t~450t as per requirements
Span(m)	7.5m~31.5m, or other special span
Lifting Height(m)	6m~24m or other specail height
Lifting Speed(m/min)	single lifting speed or stepless speed(designed as per requirements)
Trolley Speed(m/min)	single lifting speed or stepless speed(designed as per requirements)
Bridge Speed(m/min)	single lifting speed or stepless speed(designed as per requirements)
Working Duty	A5 or A6 depends on application
Power supply	380V,50Hz or other
Crane Inquiry Data Sheet
Nos. Crane required
Capacity	Main Hook		Aux. hook
Span of the Crane
Required Hook Lift	Main Hook		Aux. hook
Length of Runway
Working Ambient
Working Duty	Using Frequency
Application
Working situation	indoor		out door
Power Supply	Volts     Hz      Phase
Control Method	cabin		floor
	wireless		other

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Product Categories : Overhead Crane > QD Double GIrder Overhead Crane