Now get hot wire phase from the rcd breaker and connect to all one pole mcb breakers and neutral to neutral bus bar as i shown in the above rcd diagram. Wiring diagram of single phase distribution board with rcd in nec us iec uk eu electrical wiring color codes.
Wiring Of Distribution Board With Rcd Residual Current
Rcd wiring diagram. Demand of these three circuits must not exceed rating of rcd ol n n n a neutral link do not earth ol clipsal rcd 2 4n 1 3n a mains switch a e n n an. For wiring of voltmeter and indicator you need to connect the phase supply from the breaker and neutral wire to neutral connection point. The fixed rcd wiring diagram is very simple just link 2 pole circuit breaker in 2 pole fixed rcd circuit breaker we have to incoming connectionterminals where we connect the incoming or entering supply and 2 connection pointterminals for getting supply for better understanding follow the below diagram. The three phase wiring for gfci or rcd rccb or rcbo wiring diagram shows the three lines l1 l2 and l3 and neutral has been connected as input to the rccb from main board followed by mcb ie. Dual rcd consumer unit wiring diagram wiring diagram is a simplified adequate pictorial representation of an electrical circuit. Socket outlet rcds these are special socket outlets with an rcd built into them which can be used in place of a standard socket outlet.
It shows how the electrical wires are interconnected and can also show where fixtures and components may be connected to the system. A wiring diagram is a simple visual representation of the physical connections and physical layout of an electrical system or circuit. Clipsal rc and 4rc series residual current device wiring diagrams 1 2 main switch single phase e 3n 4n clipsal rcbm 4rcbm and 4rcbe series combined mcbrcd wiring diagram a warning combined max. The same description and detailes can be used as mentioned for the above fig 1. The detailed internal wiring for the sample db and mcbs and rcd units used. A fixed rcd provides the highest level of protection as it protects all the wiring and the sockets on a circuit and any connected appliances.
It shows the components of the circuit as simplified shapes and the capacity and signal friends together with the devices. First you need to get supply from the main double pole circuit breaker and connect to the rcd fixed rcd breaker as i shown in the above rcd wiring diagram. Below is the given wiring diagram of single phase distribution board with rcd in both nec and iec electrical wiring color codes. The lower four terminals and ground wire of rcbo has been connected to the spa control box by the following sequence.