Mains Connection; Mains Configuration; Welding Torch Cooling System - EWM Tetrix 352 AC/DC Synergic Operating Instructions Manual

5.1.7

Mains connection

Hazards caused by improper mains connection!
An improper mains connection can cause injuries or damage property!
• The connection (mains plug or cable), the repair or voltage adjustment of the device must
be carried out by a qualified electrician in accordance with the respective local laws or nati-
onal regulations!
• The mains voltage indicated on the rating plate must match the supply voltage.
• Only operate machine using a socket that has correctly fitted protective earth.
• Mains plug, socket and lead must be checked by a qualified electrician on a regular basis!
• When operating the generator, always ensure it is earthed as stipulated in the operating in-
structions. The network created must be suitable for operating machines according to pro-
tection class I.
5.1.7.1

Mains configuration

The machine may be connected to:
• a three-phase system with four conductors and an earthed neutral conductor
• a three-phase system with three conductors of which any one can be earthed,
e.g. the outer conductor
Legend
Item Designation
L1 Outer conductor 1
L2 Outer conductor 2
L3 Outer conductor 3
N Neutral conductor
PE Protective conductor
• Insert mains plug of the switched-off machine into the appropriate socket.
5.1.8

Welding torch cooling system

Material damage due to unsuitable coolants!
Unsuitable coolant, coolants mixed with other types / liquids or use in an unsuitable tempera-
ture range will result in material damage and loss of the manufacturer's warranty!
• Operation without coolant is not permitted! Dry running will destroy the cooling components
such as the coolant pump, welding torch and hose packages.
• Only use the coolants described in these instructions for the specified ambient conditions
(temperature range) > see 5.1.8.1 chapter.
• Do not mix coolants of different types (including those described in these instructions).
• When changing the coolant, all liquid must be replaced and the cooling system flushed.
Dispose of the coolant in accordance with local regulations and the material safety data sheets.
099-000140-EW501
30.01.2024
Design and function
DANGER
Figure 5-5
Colour code
brown
black
grey
blue
green-yellow
Transport and installation
31