Fronius TPS 270i C User Manual

52
Connecting the mains cable
General If no mains cable is connected, a mains cable that is suitable for the connection voltage
must be fitted before commissioning.
Strain-relief devices for the following cable cross-sections are fitted to TPS 270i C power
sources:
Strain-relief devices for other cable cross-sections must be designed accordingly.
Stipulated mains
cables
* Cable type for USA / Canada: Extra-hard usage
** Power source without CE mark; not available in Europe
AWG = American wire gauge
Connecting the
mains cable -
general
CAUTION!
Risk of injury and damage from short circuits.
Short circuits can occur between the phase conductors or between the phase conductors
and the ground conductor unless ferrules are used.
► Strip the insulation of the mains cable and fit ferrules to all phase conductors, as well
as the ground conductor.
NOTE!
Mains cables must be connected to devices in compliance with national standards
and guidelines and the work must be carried out by suitably qualified personnel!
IMPORTANT! The ground conductor should be approx. 20 - 25 mm (0.8 - 1 in.) longer than
the phase conductors.
Power source External diameter of cable
TPS 270i C /nc 14 - 16 mm
TPS 270 i C / S/nc 14 - 16 mm
TPS 270i C /MV/nc 14 - 18.5 mm
Power source Mains voltage Cable cross-section
USA / Canada * Europe
TPS 270i C /nc
3 x 380 V
3 x 400 V
3 x 460 V
AWG 14 4G 2.5 mm²
TPS 270i C /MV/nc
3 x 200 V
3 x 230 V
AWG 12 4G 2.5 mm²
3 x 380 V
3 x 400 V
3 x 460 V
AWG 14 4G 2.5 mm²
TPS 270i C /S/nc **
3 x 460 V
3 x 575 V
AWG 14 -

Fronius TPS 270i C Specifications

General

Brand	Fronius
Model	TPS 270i C
Category	Welding System
Language	English