- Place of Origin:
Zhejiang, China (Mainland)
- Brand Name:
- Model Number:
The following figure size
- Max. Current:
- Max. Voltage:
- Mechanical Life:
20 thousand times,operation frequency is 120 times/hour
- model specification:
- Rated insulation voltage:
- Convention heating current:
- Rated operating voltage:
- Rated operating current:
- AC-21B Icw-A Is:
- Product Name:
YZTW KDHc 20A Digital Rotary Switch For Tire Changer
- Packaging Details
- Rotary Switch Box
- Delivery Time
KDHc series transfer switch is mainly used in the electrical circuit of AC 50Hz, rated working voltage 380V, rated current 20A to 100A, for manual infrequent turning on and off positioning self-resetting circuit, as a control or conversion; mainly used for NBC-200, 250, 315, 400, 500, 630 and other CO2 gas shielded welding machines, inverter arc welding machines and air plasma cutting machines and auto parts industries, repair machines, tire lapping machines, balancing machines for regulating current or voltage, also It can be used as a circuit change in electrical equipment.
Model and its meaning
Main technical parameters
|Rated insulation voltage||690||690||690||690||690||690|
|Convention heating current||20||25||32||40||63||100|
|Rated operating voltage||380||380||380||380||380||380|
|Rated operating current||20||25||32||40||63||100|
|AC-21B Icw-A Is||240||300||384||480||756||1200|
Mechanical endurance and electric endurance
- Mechanical Life : 20 thousand times,operation frequency is 120 times/hour.
- Electrical Life : 10 thousand times,operation frequency is 120 times/hour.
Normal work condition
- the ambient air temperature is not more than+40°C, and the average temperature of 24h Degree not exceeding+35°C;
- the minimum temperature of ambient air is-25°C;
- installation site altitude not exceeding 2000m;
- when the maximum temperature is+40°C, the relative humidity of the air is not more than 50%,Higher relative humidity
- can be allowed at lower temperatures, such as 90% to reach 20°C;
- the pollution level of the surrounding environ merit is 3rd grade;
- switch can be installed in any in denied position of the occasion.
Outline and installation dimensions
KDHc-20,25,32,40, 63,100A on-off schematic
On-off principle can be designed and manufactured according to user’s requirements
TIANWEI Electric is an irxlustry engaged insupporting production of vorious types of the welding machine switch.The mechanical equipment in auto parts industry,the universal switch for low-voltage apparatus.the combination switch.power switch,and the inverting switch for power-supply equipment and radio equipment.Which is also an enterprise specialized in R&D.manufacturing sales and service in whole.The company owns strong technical force.advanced production technology and equipment.perfect quality assurance system.os well as excellent customer service.
Q: Do you have a catalogue?
Can you send me the catalogue to have a check of all your products?
A: Yes , We have product catalogue.Please contact us on line or send an Email for the catalogue.
Q: I need your price list of all your products, do you have a price list ?
A: We do not have a price list of all products.
Because we have so many items,and it’s impossible to mark all of their price on a list.
And the price are always changing because of the raw material cost changes.
If you want to check any price of our products, please feel free to contact us.
We will send you offer very soon!
Q: I can’t find the product on your catalogue, can you make this product for me?
A: We can according to your request, the size of the drawings to custom style.
Our catalogue shows most of our products,but not all.
If we do not have it,we can also design and make a new mold to produce it.
For your reference,making a ordinary mold will take about 5-30days.
Q : Can you make customized products and customized packing?
A: Yes.We made a lot of customized products for our customer all the time.
And we made new toolings for our customers also for producton of new products.
About customized packing,we can put your Logo or other info on the packing.
But just have to point out that ,it requires MOQ.
Q: Can you provide samples ? Are the samples free ?
A: Yes,we can provide samples.Normally,we provide 1-3pcs free samples for test or quality
But you have to pay for the shipping cost.
If you need many items, or need more qty for each item,we will charge for the samples.
Q: What kind of payment do you accept ? Can I pay RMB ?
A: We accept T/T(Wire transfer),Western Union and Paypal.
And you can pay in RMB. Sure.
Q : What about your delivery time?
A: We have a lot of products in stock.We can send the stock products in 3 work days.
If without stock,or stock is not enough, we will check the delivery time.
Q : How to ship my order ? Is it safe?
A: For small package, we will send it by Express, such as DHL,FedEx,,UPS,TNT,EMS.That’s a
Door to Door service.
For big packages, we will send them by Air or By ocean.
We will use good packing and ensure its safety.
We will be responsible for any product damage caused in delivery.
Q: Can I become an Agent / Dealer of YZTW products?
A: Welcome! But please let me know your Country/Area fisrt,
we will have a check and then talk about this.
If you want any other form of cooperation,do not hesitate to contact us.
Any requirements or questiones,welcome to “Send” us an e-mail Now!!!
It’s our great honor to serve you! You can also get the FREE SAMPLES soon.