Product Description Model NO.: QD5-800 Application: Construction Usage, Mineral Area Usage Sling Type: Wire Rope Power Source: Electric Installation: Assembled Condition: New Span: 13.5-31.5m Lifting Capacity: 75-125ton Warranty: 2 Years Protection Devices: Overload Limiter,Main Isolating Switch,Limit Switc Power Supply: 3-Phase ,380V ,50Hz Specification: CE, CCC HS Code: 84261120 Type: Bridge Crane Tower Crane Type: Bridge Crane Main Girder Form: Double Girder Moving Type: Orbital Certification: ISO9001: 2000, CE Name: Heavy Duty Double Girder Eot Bridge Crane Supplier Lifting Height: 22m Total Weight: 5.9-126ton Control Mode: Cabinet /Pendent/Remote Control Electrical Parts Brand: Simens, Schneider, Chnt Trademark: Hercules Origin: Xinxiang, Henan
Heavy Duty Double Girder Eot Bridge Crane Supplier

1. Product Introduction
Part 1: Description and Application
 
Double Girder Overhead 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.
Overhead Cranes are available with a huge range of custom options in capacities up to 700t and span up to 60m, helping with all dependable material handling solutions. Our crane provides an excellent overall value.
They are also cab be Custom Designed for severe applications and harsh environments.
1- Lifting Mechanism
-open winch trolley combined with motor, gearbox, hydraulic brake, drum, hook, sheaves, coupling, brake drum etc.
-Rigid box type trolley frame
- Wound Rotor 3-phase asynchronous motor
- Harden Teeth Gearbox
- hydraulic Drum Brake
-Plate-rolled Drum kits
  
2-End Carriages
-Forged Flanged wheel
-Rigid welded box type beam
-compact layout
 
3-Griders
-2 main girders are welded box type
-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;
- Modula design
- Designed Deflection≤1/800 of span

4-Control
-Cabin control
-Independent pendent control as option
-Wireless control as option
5-Electric Part
-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.
6-Painting
-corrosion protection through rust removal by mechanical shot blasting SA 2.5
-First layer of coating epoxy 30 microns
-Second layer of coating epoxy 30 microns
-Third Layer of coating of polyurethane 40 microns
-Average thickness: about 100 microns
-Color: yellow or Orange as per requirements
7-Safe Protection
-Emergency-off switch
-Overload protect
-Earth protection
-Zero Position Protection
-Cross travel and long travel protection
-Lifting travel protection
-Overheating protection of motor
-Equipped with rainproof devices
- Alarm Bell and Lamp

2. Technical Specification

Lifting capacity				t	75/20							125/32
Span				m	13.5	16.5	19.5	22.5	25.5	28.5	31.5	13	16	19	22	25	28	31
Max. Lifting height		Main hook			20							20
		Auxiliary hook			22							22
Speed	Hoisting	Main		m/min	4.7							3.9
		Auxiliary			9.2							7.5
	trolley travelling				38.4							33
	crane travelling		A5		61				53.9			62.3
			A6		77.8				67			63.3
Motor	Hoisting	Main	A5	Type/Kw	YZR315S-8/85							YZR355M-10/110
			A6		YZR315M-8/90							YZR355L1-10/110
		Auxiliary			YZR250M1-8/35							YZR280S-10/42
	trolley travelling				YZR180L-8/13							YZR200L-8/18.5
	crane travelling		A5		YZR180L-6/17							YZR225M-8/26
			A6		YZR200L-6/22							YZR225M-8/22			YZR250M1-8/30

Weight	trolley		A5	Kg	27672							41389
			A6		27989							41578
	total weight		A5		59335	63611	68656	74533	79144	85183	91983	80100	85100	90500	99600	106100	112400	124500
			A6		61598	66392	71288	77742	82675	89252	95314	81500	86800	92300	101500	108300	114700	126800
Max. wheel load			A5	KN	271	284	296	307	316	327	339	401	416	432	451	464	476	494
			A6		283	300	311	323	333	344	354	403	419	435	453	466	479	497
Steel track					QU100
Power source					3-Phase A.C. 380V 50Hz

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