D.C Mosfet Inverter Welding Machine MMA-250
1.Advance Mosfet inverter technology., 2. High arc-force. - details see: https://www.machineto.com/d-c-mosfet-inverter-welding-machine-mma-250-10134232
Condition:New | Place of Origin:Zhejiang China (Mainland) | Brand Name:stonote ruiling | Model Number:MMA-250 |
Arc Current:250A | Rated Duty Cycle:60% | Motor Type:DC Motor | Dimensions:480*205*355 |
Usage:welding carbon steel stainless alloy steel | Voltage:220V | Certification:CE | technology:mosfet |
MMA-250 MOSFET
Good arc-starting and arc force, it can resist disturbing stable arc and little spatter
High welding quality, deep penetration and strong strength
Auto protection of over-voltage and over-current
Be able to work continuously, it can balance automatically when voltage is waving
Suit for welding all kinds of basic welding rod
Be able to weld cellulose rod.
ITEM | MMA-250 | MMA-315 | MMA-400 | MMA-500 |
Voltage/frequency | AC380V±10%50Hz/60Hz | AC380V±10%50Hz/60Hz | AC380V±10%50Hz/60Hz | AC380V±10%50Hz/60Hz |
Rate input capacity(KVA) | 9.5 | 12 | 12 | 12 |
Output current range(A) | 20-250 | 30-300 | 30-400 | 30-500 |
Arc force range(A) | 0-75 | 0-75 | 0-75 | 0-75 |
Duty cycle(%) | 60 | 60 | 50 | 50 |
Output voltage(V) | 30 | 32 | 35 | 40 |
No-load voltage(V) | 54 | 69 | 69 | 57.5 |
Efficiency(%) | 85 | 85 | 85 | 85 |
Power factor(COS) | 0.93 | 0.93 | 0.93 | 0.93 |
Usable electrodes(mm) | 1.6-4.0 | 3.2-5.0 | 3.2-6.0 | 3.2-8.0 |
Net weight(kg) | 22 | 25 | 28 | 35 |
Cross weight(kg) | 26 | 30 | 33 | 40 |
Protection class | IP21 | IP21 | IP21 | IP21 |
Insulation class | B | B | B | B |
Dimension(mm) | 480*205*355 | 580*334*480 | 580*334*480 | 580*334*480 |
PACKING
Accesories
Testing
Exhibition
Certificate
Packaging Detail:paper carton box |
Delivery Detail:20days |