Before Commissioning; General Remarks; Set-Up Regulations; Variostar 1500/2500/3100 Mains Connection - Fronius VarioStar 1500 Instructions De Service

Before commissioning

General remarks

The power source may only be used for MIG/MAG welding.
Utilisation in
Utilisation for any other purpose, or in any other manner, shall be deemed to be „not in
accordance with
accordance with the intended purpose". The manufacturer shall not be liable for any
„intended purpo-
damage resulting from such improper use.
se"
Utilisation in accordance with the "intended purpose" also comprises
-
-
Set-up regulati- The power source is tested to IP21 meaning:
ons -
-
The power source can be set up and operated outdoors in accordance with IP21. The
built-in electrical parts must however be protected from direct wetting.
The venting duct is a very important safety feature. When choosing the machine locati-
on, ensure that the cooling air can enter and exit unhindered through the air ducts on
the front and back of the machine. Any electroconductive metallic dust (e.g. from
grinding work) must not be allowed to get into the power source.
VarioStar 1500/
2500/3100 mains
connection
The VST 1500 must be operated at a mains voltage of 1x230V~.
The VST 2500 and the VST 3100 can be operated at a mains voltage of 3x230 or
3x400V~. These power sources are set to 400V~ in the factory. The tolerance range of
+/- 10% means they can also be operated at 380 V~ or 415 V~.
Important! As an option, the power source can be designed for a special voltage. The
mains voltage is given on the rating plate.
WARNING! Operating the equipment incorrectly can cause serious injury
and damage.
- Read the section entitled „Safety rules" before starting the power source
for the first time.
- Never use the power source to thaw out pipes.
- Never use the power source to start combustion engines.
following all the instructions given in this manual
performing all stipulated inspection and servicing work.
protected against ingress of solid bodies with diameters greater than 12.5 mm
(0.49 in.)
protection against vertically falling drops of water
WARNING! A machine that topples over or falls from its stand can easily kill
someone. Place equipment on an even, firm floor in such a way that it stands
firmly.
NOTE! Inadequately dimensioned electrical installations can lead to serious
damage. The mains lead and its fuse protection must be dimensioned in
accordance with the technical data.
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