Control Wiring. 1. Control circuit wiring shall be carried out with 250 volts grade PVC insulated armored multi core copper conductor cables. 2. Control cables shall be of adequate cross sections to restrict the voltage drop but each conductor shall be not less than 2.5 sq. mm. 3. Runs of control wires within the switchboard shall be neatly bunched and suitably supported / clamped. Means shall be provided for easy identification of the control wires by means of labeled ferrules. 4. The control wiring shall correspond to the circuit / sequence of operations and inter locks as required for satisfactory performance of the plant.
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Sources: Rate Contract, Rate Contract