Transcription of Technical Specification for Main 415V Switchboard 1. GENERAL
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Technical Specification for Main 415V Switchboard 1. GENERAL
Annex B1 Technical Specifications Page 1 of 38 Technical Specification for Main 415V Switchboard 1. GENERAL a) The switchboards shall be of the indoor, metal clad, modular type suitable for operation in the switch room as indicated on the drawings. It shall be capable of operating in tropical and humid conditions. b) The switchboards shall be totally enclosed and constructed as described below. They shall comply with the requirements of the latest edition of EN 60439-1. c) The design of the Switchboard shall comply fully with Full type test requirements.
EN 60947-2 and shall have integral with built-in micrologic control unit. The Air Circuit Breakers shall be rated to carry continuously, the full load current currents of their respective circuits. The minimum rated short time fault capacity shall not be less than 75 kA for 1 second to EN 60947-2. The main contacts shall be of the double break ...
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