Reference standards

To confirm the importance of the function covered by a Terminal Block in all kind of application sectors, many International Standards were defined in rigorous and detailed way, to establish testing and dimensioning restrictions.

All the products designed and manufactured by ELETTROMECCANICA A. COLOMBO are in compliance with the most important international standards as follows:

• IEC 947.1
Low voltage switchgear and controlgear: general rules.

• IEC 947.7.1
Low voltage switchgear and controlgear: Terminal Blocks for copper conductors.

• IEC 947.7.2
Low voltage switchgear and controlgear: protective conductor Terminal Blocks.

• IEC 947.7.3
Low voltage switchgear and controlgear: safety requirements for fuse Terminal Blocks.

• CEI EN 60999-1: 2000
Connection devices – Copper electrical conductors – General requirements.

• CEI EN 60999-2: 2003
Connection devices – Copper electrical conductors – General requirements.

• IEC 529
Degrees of protection provided by enclosures (IP Code).

• UNI-EN 60715
Low voltage switchgear and controlgear for industrial use: mounting rails

• UL 94
Flammability of plastic materials.

• UL 486E
Equipment wiring terminals.

• UL 1059
Terminal Blocks.

• CSA 22.2 N° 0-1982
General requirements.

• CSA 22.2 N° 158-1987
Industrial products: Terminal Blocks.

• 2014/35/UE
Low voltage switchgear and controlgear: CE marking.

• 2011/65/UE
RoHS Directive.