30 Amp Generator Inlet Box Wire Size

The reliance controls 30 amp power inlet box is designed for outdoor use and can be hardwired directly to reliance controls transfer switches or panels eliminating need for cords running through windows or doors.

30 amp generator inlet box wire size.

If the inlet is rated at 50 amps you must use wire rated for 50 amps. Item 1457727 model wkpbn30a. The inlet box is great for generator installations and provides a good receptacle for your plug. Wire size for generator run i am connecting a generac 7 500 watt generator model 5943 to my electrical panel through a 30 amp inlet box located in my garage.

This rain tight rust proof unit includes an nema l14 30p inlet plug six knockout holes and push in wire connections. The wires from the inlet box to the transfer switch much meet or exceed the minimum wire size for a 30 amp or 50 amp breaker depending on the receptacle rating. The run of wire will be about 125 feet long. For example even if your generator supplies less than 30 amperes safety and nec codes still require the use of.

How i installed my 30 amp generator power inlet box. And tied into my circuit panel using my interlock protection at the circuit breaker. The backfeed will be to a 30 amp breaker coming from the 240 30a outlet on my generac 5500. Length run you can use a 10 gauge wire.

30 amp 4 wire l14 30 style power inlet the reliance controls 30 amp power inlet box is designed for outdoor use and can be hardwired directly to a manual transfer switch or transfer panel eliminating the need for cords running through windows or doors. Since you are dealing with 30 amp wire and depending if it is a short no more than 100 ft. I can install the outdoor inlet right outside wall with the panel resulting in around a 6 foot run of 10 3 romex with ground. The question is about the distance the generator can be from the panel.

The appropriate wire size depends on the voltage the current the circuit breaker at the generator and the length of the wire. Shown below it isn t the interlock brand but it works just the same. Standby generators for home and small commercial applications connect to loads using the standard 120 240v electrical system.