Installation - ESAB Powercut 900 Instruction Manual

GB
Mains supply, S
sc min
Minimum short circuit power on the network in accordance with IEC 61000-3-12
Mains supply, Z
max
Maximum permissible line impedance of the network in accordance with IEC 61000-3-11.
Duty cycle
The duty cycle refers to the time as a percentage of a ten-minute period that you can weld or cut at
a certain load without overloading. The duty cycle is valid for 40° C.
Enclosure class
The IP code indicates the enclosure class, i. e. the degree of protection against penetration by solid
objects or water. Equipment marked IP23 is designed for indoor and outdoor use.
4

INSTALLATION

The installation must be executed by a professional.
Correct installation is very important for trouble-free operation and good cutting
results. Carefully read and follow each step in this chapter.
WARNING
ELECTRIC SHOCKS CAN KILL Take precautionary measures against electric
shocks. Ensure that all power supplies are disconnected
the wall socket and pull out the equipment's power cable from the socket before
making any electrical connections in the power source.
WARNING
It is very important that the chassis is connected to the approved electric protective
earth, to prevent electric shocks and electrical accidents. Ensure that protective
earth is not connected to any phase conductors by mistake.
WARNING
Poor connections or failure to connect the return cable to the workpiece can result
in fatal electric shock.
WARNING
Air filter devices may not be used
device prevents the cold air flow and causes a risk of overheating. The warranty is
invalidated if any type of air filter is used.
bp17ea
–
installation or mounting of any form of air filter
- 7 -
–
switch off the switch at