H Ü R N E R S c h w e i s s t e c h n i k G m b H
Nieder-Ohmener Str. 26
35325 Mücke, Germany
1
Introduction ........................................................................................................ 5
2
Safety Messages .................................................................................................. 5
2.1
2.2
2.3
2.4
Opening the Unit ................................................................................................ 6
2.5
Checking for Damage ......................................................................................... 6
2.6
Mains Power Supply............................................................................................ 6
3
Service .................................................................................................................. 6
3.1
3.2
4
Principle of Operation ........................................................................................ 7
5
Operation ............................................................................................................ 7
5.1
5.2
5.3
Welding Process .................................................................................................. 8
5.4
End of Welding ................................................................................................... 8
5.5
Aborted Welding ................................................................................................ 9
5.6
Cooling Time ....................................................................................................... 9
5.7
5.8
6
6.1
System Error ........................................................................................................ 9
6.2
Power Supply Failure .......................................................................................... 9
6.3
No Contact......................................................................................................... 10
6.4
Low Voltage ...................................................................................................... 10
6.5
Overvoltage ....................................................................................................... 10
6.6
6.7
Frequency Error ................................................................................................. 10
6.8
Low Current....................................................................................................... 10
6.9
Emergency Off .................................................................................................. 10
6.10
Used Fitting Error .............................................................................................. 10
6.11
6.12
Excess Current ................................................................................................... 10
6.13
6.14
6.15
6.16
7
8
9
Version April 2019
Contents
HÜRNER HST - S - 315 2.0 User's Manual
3
EN