Waterproof Limit Switch for Tower Crane Tower Crane Spare Parts

Model NO.: DXZ 1: 960
Breaking Form: Multi Joint Type
Application: Hoist Limiter
Brand: Chnanma
Certification: CE
Weight: 1.6kg
Voltage: AC 220/380V
Rated Current: 6~10A
Housing: Aluminum
Trademark: Chnanma or as customer request
Transport Package: 10PCS in One Carton Export Standard Packing
Specification: CE
Origin: Yueqing, Zhejiang China (Mainland)
HS Code: 85389000
1.Switch features

Various ratio and color types are available for choice
Compact design, assemble easily
Fast action, long life, which could decline cost
Quality is reliable, has got CE,CCC certificates
Widely used in tower crane,Tower crane lift ,Height Limit automation machines1.Switch features
ITEM:DXZ Data
Housing  Aluminum
Rating load 10A/250VAC
 Rated Voltage AC 220/380V
Rated Current 6~10A
Operating speed 1mm-50cm/s
Operating frequency Mechanical  120times/min
Electrical 30times/min
Insulation resistance 100MΩ(Above)DC500V
Contact resistance 25MΩ(intial value)
Withstand voltage Non-connection wire 1000VAC
Every terminal 1500VAC
Vibration Misoperation 10-55Hz Amplitude 1.5mm
Impact Durable 1000m/s²
Misoperation 300m/s²
Life Electrical 100,000above
Mechanical 1,000,000above
Protection degree IP65
Operation temperature "-40'C~55'C
Operating humidity  ≤ 90%RH
Repeatable Positioning Accuracy     Angle Error of Memory Cam ≤0.005rad (0.3°)
Potentiometer of Sensor Standard Resistance 5KΩ, Independent Linearity 0.1% Mechanical Turning Angle 360°(continuously)

2.Specification

DXZ series multi-functional turning angle type travel limiter is a kind of new safety protection drvice disigned and produced
domestically after the introduction of products from France,applicable to space three-cooodinate bilateral control,control of any position, turning angle and travel and analog sensory control, widely used in tower cranes, port cranes,various windlasses and other construction machinery,  as well as control circuit of similar machinery.
The product has a variety of functions, such as small size, large transmission ratio, high accuracy, convenient installation and debugging versatility and so on, having been applied more and more widely.

3.Standard  ratio
 NO. 1  2 3 4 5 6 7  8
Ratio 1:13 1:17 1:46 1:60 1:78  1:210 1:274  1:9   60
 Nonstandard ratio    
Ratio 1:20 1:26 1:30 1:35 1:87 1:105 1:135 1:140
1:160 1:188 1:247 1:330 1:360 1:453 1:480 1:660

4.Why choose our switches 

1) We can provide you with different types of micro switches for your selection.

2) We can offer good quality electric life 500, 000-1, 000, 000times.

3) Various operating force, height and color for one switch for your choice.

4) Safety, on-time delivery, excellent quality with competitive price.

5) ODM&OEM professional design.

5.Customer's questions
Q1:How about the delivery time?
Answer:It's depends on the quantity, for example, 10000PCS need to OEM,
delivery time is 3-7 days.

Q2:What quality you can offer to us?
Answer:We now can do 1/2 years warranty, during the warranty time we can exchange all defective products from customers for free.

Q3:Can you give me samples to test?
Answer:Yes

Q4:What's you MOQ?
Answer:MOQ 2500PCS, mixed order acceptable, welcome trial order.

Q5:What's the delivery term?
Answer:Both EXW and FOB Ningbo are acceptable.


Q6:What's the payment term?
We could start our discussion about payment term from second order on.

Q7:What's the shipment way?
Answer:Express:DHL, UPS, FedEx, TNT and SF express.
Forwarder:Air shipment or sea shipment.

6.More information of our products, please do feel free to contact us.
Reply will be available within 24 hours. Thanks!

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