Protection Circuits At Metro Stations - Printable Version

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Protection Circuits At Metro Stations - FDArchitects - 08-01-2014

Protection Circuits At Metro Stations

(a)Protection circuits shall be provided for all main and sub circuits against the following:

(i)Excess current;
(ii)under and over voltage;
(iii)residual current; and
(iv)earth faults.

(b)The protective devices shall be capable of interrupting (without damage to any equipment or the mains or sub circuits) the short specified maximum short circuit.

©Discrimination shall be in accordance with BS 88, BS EN 60898, BS 7375 and any other applicable Standards.

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