CONTROL & INDICATION Clause Samples
The CONTROL & INDICATION clause defines the requirements for systems or equipment to provide clear and effective means of control and status indication. In practice, this means that devices must have interfaces, such as buttons, switches, or displays, that allow users to operate them and monitor their operational status, such as power on/off or fault conditions. This clause ensures that users can safely and efficiently manage equipment, reducing the risk of misuse or undetected malfunctions.
CONTROL & INDICATION. The circuit breaker shall be wired up wired up for both local & remote operation. A local- remote selector switch shall be provided for this purpose. Each breaking cubicle shall be equipped with following :-
i. One
(1) Test- neutral - service selector switch stay put type with test/ service position pistol grip handle & key interlock for breaker marked 'E'.
ii. Two (2) heavy duty, oil tight push buttons for TRIP & CLOSE.
iii. Three (7) LED indicating lights on front of compartment :- GREEN : breaker open & spring charged RED : Breaker close AMBER : Trip / circuit healthy condition WHITE : Control supply failure Phase indication : One Red, One Blue & One Yellow O & 1 NC should be provided for status monitoring of the remote / local position.
iv. Lamps shall be low watt, LED type lamp & lens shall be replaceable from the front.
v. The general scheme of connections for control, interlock & protection shall got approved before fabrication of panel.