YM-315/400/500 Mining Industry Inverter DC Arc Welder

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arc welder, inverter welder, YM-315/400/500 Mine Inverter DC Arc Welder


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YM-315/400/500 Mine Inverter DC Arc Welder


arc welder, inverter welder, KY-315/400/500 Mine Inverter DC Arc Welding Machine

1. Soft switching IGBT full bridge inverter technology, double closed loop current mode control (UC3846).
2. High voltage starting, maximum input voltage 780V
3. Main transformer transformer adopts super microcrystalline iron core with inverter frequency as high as 20KH
4. Passive power factor correction technology with high power factor.
5. Circuit control board adopts full-encapsulation treatment to improve dust-proof, fog-proof and waterproof performance, and can adapt to harsh environment of coal mine underground.
6. with over current and overheating protection function, all digital current and voltage display.
7. Small size and light weight, moving back and forth in the mine lane.
8. The arc current is continuously adjustable, and the thrust current is continuously adjustable.
9. Save electricity design, 5 seconds interval can not arcing, automatically cut off the main circuit power supply, safe and reliable.
10. Three phase 380V and 660V automatic conversion circuit.


Model KY-315 KY-400 KY-500
voltage range (V) three phase 380/660  50/60HZ
rated input power  (KVA) 15.5 20 24.5
rated input current (A)(660) 11.4 17 22
rated input current (A)(380) 21.5 32 38
no load voltage (V) 75
working current range (A) 20-315 20-400 20-500
thrust current adjustment range (A) 10-230
ARC start current adjustment range (A) 20-100
welding wire (mm) 2.0-6.0
rated duty cycle (%) 60
weight (kg) 17
size (mm) 470*250*430

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FAQ
1. Q: Do you have your own factory?
A: Yes, we have. Our factory located in Jinan city, Shandong province.
2. Q: How can I visit your factory?
A: Before you take off from your country, please let us know. We will show you the way, or arrange time to pick you up if possible.
3. Q: Could you print our company LOGO on the nameplate and package?
A: Yes, we can do that.
4.Q:What is the Minimum Order Quantity?
A:Moq usually be 100pcs. Small quantity is also available.
5.Q:Is sample available and the sample fee refundable?
A: Yes, sample fee will be return back in your next formal order.
6.Q:What is the available shipping way?
A: Small quantity usually choose DHL, Fedex, UPS and EMS etc. international door to door express.
Bulk order would be sea/ air shipping.

Our Services
1.OEM is available
2.Deliver time: If there have stock, we will deliver the goods 3-7 work days after received payment.  Otherwise, we will delivery it 25-30 work days after received payment.
3.Payment: we can accept T/T, Western Union, L/C, Aliexpress Escrow
4.Guarantee and after sales service:
a. 1 years warranty for all machines.
b. 1%-2% Free spare parts will be provided for repair.
c. Maintenance manual.
d. 24 hours support by e-mail.
e. For Large Order, Engineers can go to your country for on-site maintenance instructions.


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