CIGWELD TRANSTIG 300 AC/DC, Service Manual, Page: 22 / 134

TRANSTIG 300 AC/DC SERVICE MANUAL
3-2 June 30, 2008
3.04 Mains Supply Voltage Requirements
The Mains supply voltage should be within ± 15% of the rated Mains supply voltage. Too low a voltage may
cause the fuse or circuit breaker to rupture due to the increased primary current. Too high a supply voltage will
cause the Power Source to fail.
415V Mains Current Circuit Requirements for the Transtig 300 AC/DC
The Welding Power Source must be:
• Correctly installed, if necessary, by a qualified electrician.
• Correctly earthed (electrically) in accordance with local regulations.
• Connected to the correct size 415V Mains Current Circuit as per the Specifications
!
WARNING
CIGWELD advises that this equipment be electrically connected by a qualified electrical trades-
person.
The following 415V Mains Current Circuit recommendations are required to obtain the maximum welding
current and duty cycle from this welding equipment:
Model Minimum 240V Mains
Current Circuit Size
Transtig 300 AC/DC 22.3 Amps
Table 3-1: 415V Mains Current Circuit Size To Acheive Maximum Current