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I'm purchasing a booster pump and I have a choice between
I'm purchasing a booster pump and I have a choice between phase 1 and phase 3 motors. I have just normal residential power, which I believe is a single phase. Also, I can chose between 110 and 220 vol… read more
Kevin
Kevin
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In our wire manufacturing plant, when we turn on the
Hi. In our wire manufacturing plant, when we turn on the electric annealing furnace, the consumption recorded by the furnace energy meter is a lot lower (50%) than the consumption recorded by the mete… read more
Phil
Phil
Consultant to Engrs, Govt & Contractors
Degree, Mech Engr Technology
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Does a 3 phase meter record other than consumption equal in
Does a 3 phase meter record other than consumption equal in turn to a single phase meter and in so far as a 6 dial electro mechanical is concerned you would read 5 numbers left to right ignoring the d… read more
ProGrade
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I have a question. I plan on buying a piece of commercial
I have a question. I plan on buying a piece of commercial cooking equipment (200 liter jacketed cooking kettle) from China, but they are designed from their factory to have 380 volt 50 hz 3 phase powe… read more
AssuredElectrical
AssuredElectrical
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High School or GED
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I am trying to find and size a generator that will run a motor
I am trying to find and size a generator that will run a motor with the following specs: - 3 phase induction motor - volts 230/460 - 5 HP - Amps 13.0/6.5 "Usable on 208V at 14.3 AMP" - hz: 60/ rpm 171… read more
Jason
Jason
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Associate Degree
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How to wire a 480v 3phase transformer to 240/120v panel with
How to wire a 480v 3phase transformer to 240/120v panel with neutral. It has H1,H2,H3 lugs on the high side and x1,x2,x3,x4 on low side. x4 is a mid tap. it is a MIDWEST 30KVA 9T83W3842… read more
Dr. Fix-It
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I would like to get some idea of the cost involved of upgrade
I would like to get some idea of the cost involved of upgrade single phase power to three phase for residential use in a commercial area of the city with easy access to the three phase power line whic… read more
Phil
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Degree, Mech Engr Technology
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What would be the best way to wire 1ph heating elements with
What would be the best way to wire 1ph heating elements with incoming 3 phase power. I mean in relation to the fuse block. I can either use a 1ph fuse block and feed the maximum heaters or use a 3ph f… read more
Joseph
Joseph
743 satisfied customers
20 HP, 50 Amp motor running 25 foot cement auger. New motor;
20 HP, 50 Amp motor running 25 foot cement auger. New motor; new speed reducer. Auger turns by hand (when turning pulley on speed reducer). In attempt to jog motor after install, motor won't jog and j… read more
Mike G.
Mike G.
Master Electrician
Vocational, Technical or Trade Scho
8,290 satisfied customers
good afternoon, my brother purchased a power corrector unit
good afternoon, my brother purchased a power corrector unit for his house a couple of months ago and mentioned to me that i should consider investing in one becasue he has noticed the difference in hi… read more
Sir Sparks
Sir Sparks
Owner
State & UK Certified Master electri
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My large big Commercial property at Manchester, consisting
My large big Commercial property at Manchester, consisting of a groundfloor shop and 4 flats at the top floors, was connected to a single phase meter supply, until I upgraded it to a 3 phase supply me… read more
Sir Sparks
Sir Sparks
Owner
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Given two Heat pump package units with the same SEER rating,
Given two Heat pump package units with the same SEER rating, BUT one of the single phased and the other 3 phase, will we have the same power consumption for both. [Assuming both units are made with th… read more
Mike G.
Mike G.
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Vocational, Technical or Trade Scho
8,290 satisfied customers
Hello, I am interested in installing a branch circuit monitor
Hello, I am interested in installing a branch circuit monitor to determing power consumption in my home. My question is related to the 220VAC loads. Does a 50 Amp tandem breaker allow 50 amps per pole… read more
Sir Sparks
Sir Sparks
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I currently own a shop with single phase 240/120 volts I have
I currently own a shop with single phase 240/120 volts I have 120 volts lights and 240 volt motors.I'm in need of 430 volt three phase power for a new compressor and welder What voltages would be best… read more
Mike
Mike
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I currently have two 3.5 ton three phase A/C units that must
I currently have two 3.5 ton three phase A/C units that must be replaced at my house. I've had four different A/C contractors come out and look at it and make estimates for replacing the units. Two ha… read more
electrifier
electrifier
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Bachelor's Degree
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I have a 3 phase transformer. Dry type, CAT T4H 15 SER D KVA
I have a 3 phase transformer. Dry type, CAT T4H 15 SER D KVA 15 Rise C 150 % IZ 4.3 @170 CWT LB 240 HZ 60 NEMA Class AA HV 480 LV 240. What I need to know is that I have only single phase where I live… read more
Rich
Rich
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Vocational, Technical or Trade Scho
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In a project Im working on, the power source coming into a
In a project I'm working on, the power source coming into a commercial building is 120/208 volt, 3 phase, 4w. We purchase site lighting fixtures of 480 volt single phase. Can these work without any co… read more
Glenn
Glenn
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What voltage is used for the following 1) Domestic ...
What voltage is used for the following: 1) Domestic electricity supply 2) Commercial/industrial electricity supply. Also why is there a difference between these types of supply?… read more
Paul
Paul
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Meet the Experts:

Mike

Mike

Master Electrician

1,426 satisfied customers

Licensed Master Electrician - OnQ Certified Data Voice Audio Video Installer

Jason

Jason

Service Technician

3,958 satisfied customers

Over 20 years of experience in all types of installations, troubleshooting, and repairs.

Mike G.

Mike G.

Master Electrician

8,290 satisfied customers

Proven Professional 49 years Experience

Kevin

Kevin

Licensed Electrical Contractor

4,719 satisfied customers

31 years Licensed Electrical Contractor in Illinois, Adjunct College Electrical Instructor, Former Electrical Inspector, Diploma: Digital Electronics, FCC General Class License

AssuredElectrical

AssuredElectrical

Master Electrician

3,264 satisfied customers

Contractor-42+ Years in the ElectricalTrade

electrifier

electrifier

Master Electrician

1,458 satisfied customers

Electrical contractor and electrical inspector for over 24 years with phone and networking expertise

Rich

Rich

Master Electrician

1,117 satisfied customers

Over 35 years residential, commercial, industrial wiring, install, troubleshoot, service, maintain

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Disclaimer: Information in questions, answers, and other posts on this site ("Posts") comes from individual users, not JustAnswer; JustAnswer is not responsible for Posts. Posts are for general information, are not intended to substitute for informed professional advice (medical, legal, veterinary, financial, etc.), or to establish a professional-client relationship. The site and services are provided "as is" with no warranty or representations by JustAnswer regarding the qualifications of Experts. To see what credentials have been verified by a third-party service, please click on the "Verified" symbol in some Experts' profiles. JustAnswer is not intended or designed for EMERGENCY questions which should be directed immediately by telephone or in-person to qualified professionals.

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