Mobile Electric Trolley 90 T Box Double Beam Girder Gantry Crane

Product Description

Double girder gantry crane composed of gantry,trolley traveling mechanism, cab and electric control system, the gantry is box-shape structure, the track is at the side of each girder and the leg is divided into type A and type U according to user's requirements. The control method could be ground control, remote control, cabin control or both, in the cab there are adjustable seat, insulating mat on the floor, toughened glass for the window, fire extinguisher, electric fan and auxiliary equipment such as air condition, acoustic alarm and interphone which can be furnished as required by users. This double girder gantry crane is beautiful design and durable and widely used in open-air warehouse, of course, also can be used indoors, but please let us know the condition in your workshop, just tell us your demands, we can design the most suitable crane for you. Feature:
1)Reasonable structure
2) Favorable performance
3) Smooth starting and stopping
4) Safe and reliable traveling
5) Low noise,commodious cabin and aoodview
6)Convenient maintenance,excellent exchangeability for parts and components
Product display:
Beam
1.Main beam will have sandblast derusting and painted with zinc rich epoxy primer,
2.Main beam is cut by plasma numerical control cutting machine;
3. The butt weld of tension flange shall undergo ultrasonic or x-ray flaw detection as specified
Trolley
The trolley is assembled with motorreducer brake trolley framedrum hook,pulley rain cover and other parts.It includes lifting mechanismand cross traveling mechanism. The trolley is strictly designed according to the application and working environment.
Outrigger
1.Consist of rigid outrigger and flexible outrigger,all connection points are connected by high-tension bolt
2.The ladder is used by operator to enter into cab or arriving at winch.
3.When the span>30mthere needs a flexible leg to reduce the lateralthrust of the trolley to the rail whe the girder lifts materials
Wheel
The wheels of crane crab,main beam and end carriage are produced in our special Vacuum casting workshop(No sand inclusion technique)which makes our wheels moreelastic and outer surface hard-wearing and durable

Capacity			T	50/10	75/20	100/20
Span			m	7.5~31.5
Lifting height		Main hook	m	12	20	22
		Aux.hook	m	16	22	22
Operation method				Pendent control,wireless control,cabin control
Speed	Lifting	Main hook	m/min	5.9	5.5	3.53
		Aux.hook	m/min	13.2	9.23	7.2
	Cross travel		m/min	38.5	38.4	33.86
	Long travel		m/min	74.6	65	65.6
Lifting mechanism			type	electric winch cart
Working duty				A5,A6,A7
Power supply			AC	220/380/400/415/460V,50/60Hz, 3P

Protection Devices
Preventing hook clashing the top, set shields and barriers
*Circuit self-test protection device,Running the travel limit
*Protecting the current lacking of any phase.
*Outdoor cranes are equipped with lifting mechanism, electrical control box and rainproof devices.
*Anti-collision, sound and light alarm devices.
*Lifting weight limitation, height limitating, rail clamping device
*Speeding protection, zero pressure protection
After-Sales Service
Our after-sales service provide:
1.14 months warranty when products leave the factory, or 12 months warranty after installation
2. 2 years spare-parts provided for better maintenance.
3.Professional technical staffs provide installation, commissioning and training services.
4.Delivery with English user manual, parts manual, product certification and other relevant certificates.
5.Technical advisory for any time and Engineers available to service machinery overseas.