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 change to 3 phase from 1 phase, can we do it outself?

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chongkiatz
post Jun 30 2024, 10:03 AM

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actually 3 Phase will save alot electric bill compare to 1 phase?

my house normally only turn on 2 aircond at the night , 1 normal fridge , 1 normal topload washing machine and LED downlight

if changing to 3 phase will make huge electric saving price?
chongkiatz
post Jul 1 2024, 04:49 PM

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QUOTE(enduser @ Jun 30 2024, 04:50 PM)
Its not really to save energy but more for a better electrical load management
According to tnb,
https://www.mytnb.com.my/business/get-elect...ade-electricity

WHEN TO CHANGE

You are advised to change from a single-phase supply to a 3-phase supply when your household electricity load exceeds 10kW or 50A. As a rule of thumb, if you have three (3) or more air conditioners in your home, you should upgrade to a 3-phase supply as it will increase stability and reliability of electricity supply.
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do u mean have 3 aircond or more open at the same time? Because i have 3 aircond room (1hp x2 + 1.5hp x1 + 2hp Living room)

so basically weekend only will be turn on living room 2hp for about 3-4 hour only , and at the night time mostly 1-2 aircond will be turn on ....


very very rare need to turn on all 4 unit aircond at the same time....

in term of stability , mean if over use the power , fuse box will easy burn and will jump fuse box?

This post has been edited by chongkiatz: Jul 1 2024, 04:52 PM
chongkiatz
post Jul 2 2024, 02:26 PM

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QUOTE(vicky.max @ Jul 2 2024, 10:33 AM)
Yes, over usage will lead to the fuse getting burnt.

Also good to upgrade to 3-phase if you are considering using an EV car with EV charger in the future, coupled with CCTV, alarm system, smart home etc. etc.
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1 phase can't use the EV charger?

 

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