Schaltbau CT1115/04 - Page 3

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2019-03-06 / V1.0
Contactors CT/CU Series – Installation and Maintenance Instructions
10. Maintenance ...................................................................................................................31
10.1 Safety .......................................................................................................................................31
10.2 Preventive maintenance ...................................................................................................31
Intervals for regular checks..............................................................................................31
Regular check activities ....................................................................................................32
10.3 Corrective maintenance ...................................................................................................33
Replace the main contacts and the ceramic protection insert...........................33
Checks .....................................................................................................................................40
Replace the auxiliary switches........................................................................................41
Checks .....................................................................................................................................44
11. Spare Parts ......................................................................................................................45
11.1 Single pole contactors .......................................................................................................45
11.2 Double pole contactors ....................................................................................................45
12. Technical Data ................................................................................................................46
13. Disposal ...........................................................................................................................46