IEC 60158-3:1985 pdf free download.Low-voltage controlgear. Part 3: Additional requirements for contactors subject to certification.
1. General
This clause of IEC Publication 158-1: Low-voltage Controlgear, Part 1: Contactors, applies except as follows:
1.1 Scope
First paragraph
Replacement:
IEC 60158-3:1985 applies to electro-magnetic air-break contactors in accordance with IEC Publication 158-1 for which additional requirements are necessary in order to specify in sufficient detail certain testing parameters and procedures.
5. Nameplates
This clause of I EC Publication 158-I applies except as follows:
Replacement of the first paragraph:
Each contactor shall be provided with a nameplate carrying the following data, marked in a durable manner, and which shall be easily legible and shall not be placed on screws, removable washers or other removable parts.
In addition when the contactor is supplied in an enclosure the IP rating according to the relevant I E C publication * shall be indicated on the enclosure.
The marking of the terminals shall be in accordance with IEC Publication 158-1C.
The nameplate shall indicate that the device has been certified according to this standard and by what authority it has been thus certified.
Alternative ratings according to IEC Publication 158-1 may also be given by the manufacturer even if these have not been certified according to this standard.

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