CEBORA S.p.A. 3
3.302.002 03/08/00
5 - ELECTRICAL DIAGRAMS...................................................................................................................................26
5.1 - Power source art. 952 : see file SCHE952.pdf enclosed at the end of the manual................................26
5.2 - Waveforms.........................................................................................................................................................26
5.2.1 - Pilot arc current set-point (par.3.3.6 – 3.3.8)................................................................................................26
5.2.2 - Pilot arc current feed-back (par. 3.3.8)..........................................................................................................26
5.2.3 - Transfer arc current set-point (par. 3.3.9).....................................................................................................26
5.3 - Fuse board (8) code 5.602.025........................................................................................................................27
5.3.1 - Topographical drawing....................................................................................................................................27
5.3.2 - Connector and fuse table.................................................................................................................................27
5.4 - Pre-charge board (7) code 5.602.026/A........................................................................................................28
5.4.1 - Topographical drawing....................................................................................................................................28
5.4.2 - Connector and fuse table.................................................................................................................................28
5.5 - Control board (62) code 5.602.027/A............................................................................................................29
5.5.1 - Topographical drawing....................................................................................................................................29
5.5.2 - Connector table.................................................................................................................................................29
5.6 - Driver board (9) code 5.602.023/A................................................................................................................30
5.6.1 - Topographical drawing....................................................................................................................................30
5.6.2 - Connector table.................................................................................................................................................30
5.7 - HF Board (15) code 5.602.024.......................................................................................................................31
5.7.1 - Topographical drawing....................................................................................................................................31
5.7.2 - Connector table.................................................................................................................................................31
5.8 - Torch board (68) code 5.602.022/A...............................................................................................................32
5.8.1 - Topographical drawing....................................................................................................................................32
5.8.2 - Connector table.................................................................................................................................................32
5.9 - Operator panel board (64) code 5.602.028...................................................................................................33
5.9.1 - Topographical drawing....................................................................................................................................33
5.9.2 - Connector table.................................................................................................................................................33
6 - UPGRADES................................................................................................................................................................34
6.1 - Power source art. 952 with enhanced pilot arc lighting.............................................................................34
6.1.1 - Description of upgrade.....................................................................................................................................34
6.1.2 - Operating description.......................................................................................................................................34
6.1.3 - RC board code 5.602.076................................................................................................................................34
6.1.4 - Power source art. 952 + RC board upgrade: see file SCHE952-A.pdf enclosed at the end of the
manual..................................................................................................................................................................34