Safety Device

1,Introduction

SAJ serials pinion and cone progressive safety device is the most important safety component of builders hoist, which can prevent cage running over speed and effectively decrease the probability of cage dropping accident. The safety device developed by Shanghai Research Institute of Building Sciences has passed through the identification, which is presided by the Ministry of Construction in 1989. Experts attending the meeting made a high appraisal of the safety device, because of its reasonable structure, high precise processing, stable tripping speed, safety and reliability, braking smoothly and light weight etc. The device was recommended as high-tech products by the Ministry of Construction in National“Eighth Five Year Plan” and also won the Excellent New Products Achievement Award of Shanghai Municipality

B, Technical parameter

Main technical performance parameters and installation dimensions parameter list refer to the following table .

 

Model Technical data		SAJ30-1.2	SAJ40-1.2A	SAJ40-2.0	SAJ 50-1.2	SAJ 50-2.0	SAJ60-2.0
		30	40		50		60
Rated break capacity	kN
Rated break speed	m/s	1.2	1.2	2	1.2	2.0	2.0
Weight	kg	35	50	56
Installation size	D1	150f9		Φ140f9
	D2	Φ284	Φ330
	D3	Φ310	Φ360
	D4	Φ15	Φ17
	D5	Φ120		Φ96
	L	257	352
	L1	27	33
	L2	43	46
	L3	0	55
	L4	60		64
	Z	15		12

 

C, Our Advantages

1) 24-hours online consultation service is available here. Once you have any questions, just contact us and our professional staff will reply very quickly.

2) Market information also will be provided. Since we are an experienced supplier of hoist parts, the market information about hoist and hoist parts will be offered as long as you contact us and ask for it.

3) 15 years experience focus on spare parts!

4) Our CPTC parts can be used for brand of GJJ, CREDO, ORBIT, SANTE, AVRO, TW, YHX,ZOOMLION, XCMG, CCKB, XMT.

 

FAQ

Q: How long is your delivery time?

A: Generally it is 5-10 days if the goods are in stock. or it is 15-20 days if the goods are not in stock, it is according to quantity.

 

Q: What are your terms of payment?

A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance, balance before shipment.

 

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