Welding Power

MMA-400(II) /400(I) /500(II) Inverter DC Arc Welding Machine

Product description: arc welder, mma welder, inverter welder, MMA-400II /400I/500II
INQUIRY

Inverter DC Arc Welding Machine MMA-400(II) /400(I) /500(II)

arc welder, mma welder, inverter welder, MMA-400II /400I/500II

1. Dual module IGBT full bridge inverter technology, double closed loop current mode control (UC3846).

2. Main transformer transformer adopts super microcrystalline iron core with inverter frequency as high as 20KH

3. Passive power factor correction technology, high power factor. Input voltage range 320v-450v

4. With overcurrent and overheating protection function, all digital current display.

5. Adaptive and thrust current mode, the output cable can be extended to 150m

6. The arc starting current is continuously adjustable, which obviously improves the arc starting performance.

7. If the machine is equipped with contact argon arc welding gun, it can be used for contact argon arc welding.

Model	MMA-400（Ⅱ）	MMA-400（I）	MMA-500（Ⅱ）
voltage range （V）	three phase 380±15％ 50/60Hz
rated input power (KVA)	20		24.5
rated input current (A)	32		38
no load voltage (V)	75
working current range (A)	20-400		20-500
thrust current adjustment range （A）	10-230
ARC start current adjustment range （A）	20-80
welding rod (mm)	2.0-6.0
rated duty cycle (%)	50	60	50
Enclosure protection class	IP21
weight （kg)	15		21
size (mm)	460250480	550298546

Workshop Show

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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