Prod Model: |
IP67 |
Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
Work Temperature: |
-40 ~ +55°c |
Humidity: |
Less Than 90% |
Ratio: |
1:13-----1:960 |
Rating Load: |
10A/250VAC |
Rated Voltage: |
AC 220/380V |
Rated Current: |
6~10A |
Operating Speed: |
1mm-50cm/S |
Durable: |
1000m/S2; |
Protection Grade: |
IP65 |
Misoperation: |
300m/S2; |
Pressing Type: |
Short Arm |
Protection: |
Explosion-Proof |
Size: |
Normal Size |
Environment: |
≧250℃﹤400℃ |
Breaking Capacity: |
Micro-Current |
Breaking Form: |
Multi Joint Type |
Application: |
Tower Crane |
Product Description

Tower crane limit switch Product Description
Main Technical Data
Work Temperature: -40 ~ +55°C
Humidity:≤90%
Ratio: 1:13-----1:960
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 hoist crane,tower crane and automation machines
1.Small size |
2.Large transmission ratio |
3.High accuracy |
4.Convenient installation and debugging versatility and so on |
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!
Contact details |
Shanghai Ruibiao Construction Machinery Co.,Ltd SHRB |
Address | B400, Duzhuang Road, Minhang District, Shanghai of China |
Contactor | Mickey Wei |
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Facebook | https://www.facebook.com/weiminsky |
Shanghai RuiBiao Construction Machinery Co., Ltd is the special maker of power precision transmission products of gear racks, slewing ring bearings, safety devices and gearboxes, Anemometer Wind Speed Meter, Overload Indicator and Sensor, Worm and Worm Wheel, Hoist Spare Parts for construction, engineering, lifters, lifting elevators, hoists, and machinery transmission. Our products are mainly exported to Malaysia, Italy, the USA, Spain, Greece, Turkey and Russia. We can satisfy our customers' needs well. We can produce products according to customers' special requirements.
We are making precision casting parts according to customer's technical requirements
We sincerely hope to cooperate with friends in the fields!
CEO STATEMENT
In the year of 2003 I started construction machine business in Shanghai.
This is a young industry, at that time 30 sets of passenger hoist/month was called huge quantity.
I was invited to start this business in the year of 2003. Rapid growth comes after that, together
With series of challenges.
I always say that making good machine costs a lot. I tried to give convenience to our client, save
Their time for searching, offer them one stop solutions. While I like to stay together with our engin
Er to produce premium products. Bring benefits to business partness and operation the company
For sustainable development. I consider it great fun.
Developing new kinds of product is suitable for new market demands, our target is to grow in re
Sponsible way, Looking ahead, we are entering the next phase of implementing our soical respon
Sibility. Our focus have been and will be on improving our product performanceand increasing our
Market share. An important element going forward will be to work more closely with our distributors
In order to identify sustainable solutions together.
At Shanghai Ruibiao, we thirst for great. We never settle and always want to be better. I would like
To invite you to share your views on how and where we can do better.
Cheers,
Angela