What Size Wire Do I Need For 10kw Heat Strip

I dont know conductor type but it is in an unconditioned attic. 120 Volt heaters require 1-Pole circuit breakers.

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Since there is no Siemens 45 amp breaker - looks like a 50 amp would be best.

What size wire do i need for 10kw heat strip. Most air handlers with 15 KW of strip heat. 5kw 17000 Btus 7Kw 24000 Btus 8Kw 27000 Btus 10Kw 34000 Btus 12Kw 41000 Btus 15Kw 51000 Btus 17kw 58000 Btus 20Kw 68000 Btus. Element size Heating output.

When placing multiple heaters on a circuit do not exceed the wattage listed for the corresponding wire and circuit breaker size. These 3 heaters would require 122 wire and a 20 Amp 2-Pole. I currently have a 4 aluminum wire up in the attic where this heat strip and air handler is going.

The 30 amp has the blower and 1-5KW heater the 60 amp has the other 10 KW of strip heat. 125 of this rating is 52 amps so the correct circuit breaker size is 60 amps and the disconnect will also be 60 amps. According to the nameplate minimum circuit ampacity is 74 amps and maximum.

Each Kw produces about 3400 Btus of heat so the heating output of the various heat strip options are as follows. Length of wire 25 ft. Of course you must as previously noted consult minimum circuit ampacity and maximum overcurrent protection.

240 Volt heaters need 2-Pole breakers. I dont have my book handy so I dont know if a 8 will suffice. For instance going from 5 kW heat strips to 10 kW heat strips for an upflow air handler can cost as little as 15 dollars -- typically representing an increase of only about 2 percent of the total cost.

The Trane salesperson said according to Trane specs 10 kw is really 96 kw and requires 54 amps. Same question 10kw heat strip and a 15kw heat strip. The old Goodman had 60 amp breakers but perhaps it had a 10 KW strip.

Its dangerous for 14 gauge wire on a 30 amp breaker. Strip heat is used for two reasons. Derating of wire ampacity may be necessary if installed in an attic.

Also to know is How many sq ft will 1500 watts heat. 10000 watts divided by 240 is 416 amps. What size breaker and wire gauge is required for a 10kw heat strip.

A 30 amp breaker is the right size but you definitely need 10 gauge wire. Auxiliary heat one 3 kW strip operating would typically be necessary at. 10 Kw at 240 volts is 4166 amps.

14 gauge wire is for 15 amps or less. 13 seer is 10 gauge with 35amp breaker most likely. As a homeowner its usually best to focus on the other relevant factors when choosing athe right heat strip size for your home.

There is no such thing as a standard size for strip heat. A 10kw heat strip delivers 34120 BTUhr which is already something like 2x the entire heat load of most 1056 homes in MO so it would more than cover you even if the heat pump was fratzed. That would be 32 BTUhr per square foot of conditioned space.

Let me presume it is 240 volts single phase. Can often use a 60 amp and 30 amp circuit. Wire Size for Air Handler and 10kW heat strip.

The wire is 82 and it is currently fed from a 60-amp breaker and has been for the last 7 years since the house was built. Wire size will depend on the length of run and the type of wire. How long have you been dealing with this.

The wire from the breaker to the disconnect is AWG 6. As a rule of thumb youll need roughly 10 watts of heating power for every square. This is a continuous load so the wires must have an ampacity of 125 of 416 amps which is 52 amps.

The heat pump is 3 ton with 10kW of strip heat. One is the backup heat source for a heat pump install and the other is the main source of heat for the house when no heat pump is available. Heat strip would be sized to 80 of 27230 21790 BTUHR 6 kW per ACCA Manual J practice.

Looks to me like I should install a smaller breaker to fit the 8 KW strip and the 8 wire from the disconnect. Ill do all I can to help. 2-1000W 1-1500W 240V heaters 3500 Watts total.

BREAKER SIZE WIRE SIZE Based on copper THHN wire increase one size when using aluminum conductors AT 115 VOLTS AT 230 VOLTS 15 amp 14 1380 2760 20 amp 12 1840 3680 30 amp 10 Seldom used on 115 voltage 5520 40 amp 8 Seldom used on 115 voltage 7360 50 amp 6 Seldom used on 115 voltage 9200 60 amp 6 Seldom used on 115 voltage 11000 70 amp 4 Seldom used. Air handler is most likely 6 copper and 60 amp breaker. Use 2-wire cable with ground Romex or BX.

Two 3 kW heat strips would be practical to handle the Aux Heat down to 10F with a 2-ton 10 HSPF rated heat pump. I will say that you must have a wire with an ampacity of at least 52.

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