CEBORA S.p.A. 2
3.302.047 21/12/00
CONTENTS
1 - GENERAL INFORMATION 3
1.1 - Introduction. 3
1.2 - General service policy. 3
1.3 - Safety information. 3
1.4 - Electromagnetic compatibility. 3
2 - SYSTEM DESCRIPTION 4
2.1 - Introduction. 4
2.2 - Technical specifications. 4
2.3 - Description of power source art. 2150. 4
3 - MAINTENANCE 6
3.1 - Periodic inspection, cleaning. 6
3.2 - Sequence of operations (fig. 3.2.1). 6
3.2.1 - Power source commands and signals. 6
3.2.2 - Starting the power source. 7
3.3 - Troubleshooting. 8
3.3.1 - The power source does not start, lamp (6) off. 8
3.3.2 - Power source powered, the start button produces no effect (temperature check). 10
3.3.3 - In open circuit operation, the output voltage is not regular. 11
3.3.4 - In resistive load operation, the output voltage is not regular. 12
3.3.5 - In actual working conditions (thus with high currents), the welding quality is not satisfactory. 14
4 - COMPONENTS LIST 15
4.1 - Power source art. 2150 : see file ESP2150.pdf enclosed at the end of the manual. 15
4.2 - Components table: see file ESP2150.pdf enclosed at the end of the manual. 15
4.3 - Spare parts list. 15
5 - ELECTRICAL DIAGRAMS 16
5.1 - Power source art. 2150: see file SCHE2150.pdf enclosed at the end of the manual. 16
5.2 - Waveforms. 16
5.2.1 - Output voltage, static switch (14) upon engagement (par. 3.3.1). 16
5.2.2 - Minimum output voltage, manual mode (par. 3.3.3, 3.3.4). 16
5.2.3 - Maximum output voltage, manual mode (par. 3.3.3, 3.3.4). 16
5.2.4 - Output voltage, pulse train mode (par. 3.3.3, 3.3.4). 17
5.2.5 - Output voltage, single stroke mode (par. 3.3.3, 3.3.4). 17
5.2.6 - “Current presence” signal of the current transducer (28) (par. 3.3.4, 3.3.5). 17
5.3 - Control board (27) code 5.600.857. 18
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