Telwin LINEAR 450i MMA DC Inverter Welder – Current up to 400A

Telwin LINEAR 450i MMA DC Inverter Welding Machine – Current up to 400A, for Electrodes Ø 1.6-6 mm

Product code

816182

Certification

✅ Compliant with the EN60974-1 standard, ideal for rutile, basic, stainless steel, cast iron electrodes

Main features

✔ MMA electrode inverter welding machine in direct current (DC)

✔ Compatible with a wide range of electrodes, up to Ø 6 mm

✔ Designed for harsh environments, it maintains high current stability even with motor generators

✔ Tolerance to undervoltages (-25%) and overvoltages (+15%)

✔ Robust and compact construction, with ventilation tunnel that protects the electronics from dust and dirt

✔ Digital display for immediate setting and reading of welding parameters

✔ Light weight, high portability

Safety and protection

? Integrated protections: thermostatic, overvoltage, undervoltage, overcurrent

? Anti-stick device to prevent electrode sticking

? Compatible with motor generators (±15%)

? Degree of protection IP23

Technologies and materials

✔ Synergic regulation of Arc Force and Hot Start based on the type of electrode used

✔ High efficiency (90%) for greater energy efficiency

✔ Designed to last over time even in dusty environments

Sectors of use

? Carpentry, workshops, plant engineering, shipbuilding, industrial maintenance

Mains voltage

230 / 400 V (three-phase, multivoltage)

Frequency

50 / 60 Hz

DC current regulation range

20 - 320 / 20 - 400 A

Max. DC current EN60974-1

300 A @ 40% / 400 A @ 40%

Average DC current

240 / 300 A

Max. no-load voltage

82 / 77 V

Max. absorbed current

35 / 30 A

Absorbed current at 60%

25 / 20 A

Max. absorbed power

11 / 16.2 kW

Absorbed power at 60%

7.9 / 10.8 kW

Minimum motor generator power

16 / 23 kW

Efficiency

90 %

Power factor (cosφ)

0.77

Ø supported electrodes

1.6 - 6 mm

Protection degree

IP23

Dimensions

54.6 x 27.4 x 50 cm

Weight

21 kg