Va Ratchet Lever Chain Block 3ton 3m

• Customization: Available
• After-sales Service: 1year
• Warranty: 1year
• Model NO.: HSH VA
• Application: Double Beam Crane, Gantry Crane, Bridge Crane, Tower Crane, Single Grinder Crane, Lifting Platform, Small Crane
• Type: Lever Hoist
• Sling Type: Chain
• Lift Speed: 2~8m/min
• Maximum Lifting Height: >20m
• Chain Falls: 1
• Certification: CE, ISO9001:2000
• Condition: New
• Color: Orange
• Capacity: 3ton
• Lifting Height: 3m
• Running Test Load: 11-112.5 Kn
• Effort Required to Lift Rated Load: 14320 N
• Strands of Load Chain: 6-9 mm,1-3
• Net Weight: 7-45 Kg
• Extra Weight Per Metre of Extra Lift: 0.8-6.6 Kg
• Delivery: by Sea or Customized
• Key Word: Va Type Lever Block
• Transport Package: Carton Packing
• Specification: 0.75ton, 1.5ton, 3ton, 6ton, 9ton
• Trademark: HAIYAN
• Origin: China
• HS Code: 8425190000
• Production Capacity: 1000PCS/Week
• Package Size: 36.00cm * 15.00cm * 16.00cm
• Package Gross Weight: 7.000kg

Product Description

 

Product Description

 

1,Adopting the deep groove ball bearing of load chain sprocket , pulling is smaller. Equipped with needle bearing for supporting driving shaft it to increase the mechanical advantage.

2. Adopting double pawl brake system and double chain guide roller system, operation is more safe and stable.

3. The top and bottom hook are made of forged high strength alloy, accomplished by heat treatment process. The hooks also have three stretch indicators. However if by any chance the hook is overloaded there is no fear of it breaking, it will simply gradually start straightening out, avoiding any load drop or personal injury.

Precision cast steel latch in bottom hook with embedded design can prevent the bottom hook off effectively.

4. Double-pawl brake system designed for enhanced strength, forget upper, lower hooks with forged steel safety latches, high tensile alloy steel chain.

5. Free-wheeling mechanism for quick chain adjustments.

6. 360 rotating handle of ease of use in confined space.

7. Idling mechanism to allow fast adjustment of load chain.

8. Safety factor 4:1.
 

Product Parameters

 

 

HS-VA Lever Block Specifications
Model	HS-VA2.5	HS-VA5	HS-VA7.5	HS-VA10	HS-VA15	HS-VA20	HS-VA30	HS-VA60
Rated Load(T)	0.25	0.5	0.75	1	1.5	2	3	6
Test Load(T)	0.375	0.75	1.125	1.5	2.25	3	4.5	9
Standard Lift(m)	1	1.5	1.5	1.5	1.5	1.5	1.5	1.5
Min.Distance Between Two Hooks(mm)	205	260	295	295	335	385	450	542
Efforts Required Capacity(N)	217	303	140	185	234	251	363	370
No. of Load Chains	1	1	1	1	1	1	1	2
Dia. Of Load Chain(mm)	4	5	6	6.3	7.1	8	9	9
N.W. (kgs)	1.85	3.5	7	7	11	15.5	20	28

1.The lever hoist is made of high strength low carbon alloy steel,
2.High elastic spring with double pawl brake system design featuring stable operation and smooth braking.
It is all significant for improving the security and dependability of the braking system through designing dust cover of braking system.
3.Within auto-clutch,worker can handle the load chain with one hand when there is No-Load.
4.We design sealed guide chain construction to ensure the load chain running safely.
5.The top and bottom hook are made of forged high strength alloy, accomplished by heat treatment process. The hooks also have three stretch indicators. However if by any chance the hook is overloaded there is no fear of it breaking, it will simply gradually start straightening out, avoiding any load drop or personal injury.
Precision cast steel latch in bottom hook with embedded design can prevent the bottom hook off effectively.
6.The stainless steel cap nuts on shell of the hoist protect the screw from various injuries of exposed outdoor for long time and severe chemical environment. This design is also simple to disassemble, easy to maintain
7.Every Huaxin brand hoist individually proof load teat to 1.5WLL with individual serial number.
8.MBL of 400% of  WLL.
9.Meeting requirement of EN13157
10.If the handle is locked under a shock load, the lock-releasing mechanism acts to set the handle free to move.

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