2017年4月26日 · But what 210.21(B) will tell you is that a 30 amp breaker cannot serve a 20 amp receptacle. But if you provide a separate overcurrent device set to 20 amps, such as was …

2018年11月26日 · Since cutting off the factory plug would probably violate the listing and or the warranty, the closest one could probably get to 100% compliant install with a 30.5 amp …

2004年2月5日 · Re: Does a 20A plug fit in a 30A recepacle No, a 20 amp male cord cap will not fit a 30 amp female outlet. Go here for the NEMA chart of outlets. No, you may not feed 20 amp …

2008年8月5日 · I have a question on temporary industrial machines that utilize 20 and 30 amp 480V 3-Phase twist lock cord and plug connections. We have multiple 30 amp receptacles …

2004年5月21日 · Re: 30 amp plug on 20 amp device I would like to use 30 amp plugs on 20 amp circuits also but 210.24 wont allow it. This im my case comes up in a boat storage yard. 90% …

2004年1月6日 · The correct thing to do is this.If name plate says 30 amp circuit then use 30 amp cord.There is no violation if you change the 50 recept to a 30 and refuse or breaker it to …

2020年7月22日 · FWIW nothing in the NEC says you can't install a single 6-50R (250V 50 amp receptacle on a 30 amp circuit that has #10 branch circuit wiring. It's true! Problem is though …

2017年10月8日 · Your chart looks correct, and the neutral wire would not even need to exist in the 4-prong adapter from NEMA 14-30 or NEMA 14-50 devices. You can still make that adapter …

2006年10月26日 · If that is the only load on that circuit, then 210.21(B)(1) allows the use of a 50 amp receptacle in a 30 amp branch circuit. If there are two or more receptacles (or other types …

2006年5月11日 · Exception No. 2: A receptacle installed exclusively for the use of a cord-and-plug-connected arc welder shall be permitted to have an ampere rating not less than the …