40 amp breaker9/18/2023 ![]() ![]() The appropriate wire size should be between 6 and 9 watts. 10,000 Amperes Interrupting Rating (AIR). For instance, a 40 AA breaker should handle 6 watts, with a 40-Amp breaker. Provides overload and short circuit protection (240Vac). Most households will see little savings from using an instant-tankless waterheater, in practice. Typical application for a double pole 40 Amp breaker include overload and short circuit protection for electric ranges. Compatible with Siemens PL and ES series load centers. Siemens type QP circuit breakers provide easy plug-in connections in Siemens enclosures and the time saving insta-wire feature. Most of the cost of running a normal (modern, well-insulated) tank-type water heater is, in fact, the cost of heating the water that you actually use. Double pole, 40 Amp, 240V type QP Circuit Breaker. If you have gas available, it's more of a toss-up - gas and HPWH can be similar in cost to run, and a gas water heater will usually cost considerably less to buy. Circuit Breakers Double Pole Breakers Siemens 40 Amp Double-Pole Type QP Circuit Breaker (1024) Questions & Answers (165) Hover Image to Zoom 16. Changing to a heat pump water heater (HPWH) can, by contrast, save quite a bit and get you "free dehumidificaton" in the summertime. a tank-type electric resistance heater that's insulated to modern standards) - and if it does stand vacant for long periods, you can switch the water heater off when you leave. If you call for hot water while the dryer or range is in use (as obvious heavy loads on your panel), you may well trip the main, if you do not upgrade to 200 amp service before installing this water heater.Ī different water heater might make more sense, unless you have other reasons to upgrade your electric service one of the heat-pump water-heaters (or a heat-pump-add-on to an existing water heater tank), perhaps.Įdit, Add: Unless this is a house that stands vacant for long periods of time, there's surprisingly little "standby loss" (what you save by using an instant tankless electric resistance heater. ![]() Your 100 amp service is already somewhat loaded, as well as the box being physically full. This is why you have to stop and ask yourself whether or not it is even necessary to replace the breaker. Despite the presence of a breaker a device that is supposed to keep you safe your house will burn down. Designed to protect against overloads and short-circuits Compatible with Homeline load centers and CSED devices Provides one double pole circuit in two spaces. I think you're going to need an electric service upgrade if you want to use this water heater. If you really want the 40 amp breaker check the wire size going to your 30 amp breaker (see above advice from ratchet freak: 'you will need to know the gauge of the wire all the way from the breaker to the heater.') If it is 10 wire youd have to re-wire with 8. So long as the current doesn’t reach 40Amps, expect the breaker to trip. ![]()
0 Comments
Leave a Reply.AuthorWrite something about yourself. No need to be fancy, just an overview. ArchivesCategories |