• Home
  • Master T 245 ACDC GM AU

Master T 245 ACDC GM AU

MST245ACDCGMAU

A professional multi-voltage ACDC TIG welder delivers 240 A from a 1-phase 230 V power supply. Suitable for generator use. VRD is locked on, meaning this model is specifically for the Australian market.

Find a dealer
Master T 245 ACDC GM AU — Technical data
DescriptionValue
Mains connection voltage240 V ±10 %
Mains connection voltage (MV low range)110 V ±10 %
Mains connection phases1~50/60 Hz
Mains connection cable type3G, H07RN-F
Mains connection cable size2.5 mm²
Rated maximum input power [S1max]6 kVA
Mains fuse15 A
Idle power20 W
Output, duty cycle % at rated max. current, TIG40 %
Output at +40 °C, rated max current, TIG240 A
Output at +40 °C, 60% TIG200 A
Output at +40 °C, 100% TIG170 A
Output, duty cycle % at rated max. current, MMA37 %
Output at +40 °C, rated max current, MMA180 A
Output at +40 °C, 60% MMA150 A
Output at +40 °C, 100% MMA120 A
Output, duty cycle % at rated max. current, TIG (@MV low range)40 %
Output at +40 °C, rated max current, TIG (@MV low range)130 A
Output at +40 °C, 60% TIG (@MV low range)120 A
Output at +40 °C, 100% TIG (@MV low range)90 A
Output, duty cycle % at rated max. current, MMA (@MV low range)40 %
Output at +40 °C, rated max current, MMA (@MV low range)85 A
Output at +40 °C, 60% MMA (@MV low range)75 A
Output at +40 °C, 100% MMA (@MV low range)55 A
Output range, TIG5 A / 1 V ... 240 A / 30 V
Output range, MMA10 A / 10 V ... 180 A / 40 V
Output range, TIG (@MV low range)5 A / 1 V ... 130 A / 24 V
Output range, MMA (@MV low range)10 A / 10 V ... 85 A / 35 V
Power factor at rated maximum current [λ]0.99
Efficiency at rated maximum current [η]84 %
EMC classA
Stick electrode diameter1.6 ... 5 mm
Voltage supply for cooling unit240 V
Welding connection typeR1/4
Wired communication typeAnalog, Kemppi Remote-Bus
Wireless communication typeBluetooth
Transmitter frequency and power2400...2483.5 MHz, 10 dBm
Operating temperature-20 ... 40 °C
Storage temperature-40 ... 60 °C
Recommended minimum generator power [Sgen]8 kVA
Degree of protection (fully installed)IP23
External dimensions, length544 mm
External dimensions, width205 mm
External dimensions, height443 mm
Weight without accessories19.1 kg
StandardsIEC 60974-1,-3,-10, IEC 61000-3-12, AS 60974.1-2020

Subscribe to our newsletter and be among the first to know the latest from Kemppi.

Select contact type

By subscribing, you agree to receive marketing emails from Kemppi.

The forerunners of arc welding

Kemppi is the design leader of the arc welding industry. Kemppi is the design leader in the arc welding industry. We are committed to boosting the quality and productivity of welding by continuous development of the welding arc and by working for a greener and more equal world. Kemppi supplies sustainable products, digital solutions, and services for professionals from industrial welding companies to single contractors. The usability and reliability of our products is our guiding principle. We operate with a highly skilled partner network covering over 70 countries to make its expertise locally available. Headquartered in Lahti, Finland, Kemppi employs over 650 professionals in 16 countries and has a revenue of 209 MEUR in 2023.

Kemppi – Designed for welders

Copyright © 2025 Kemppi Oy