150 Amp Service Ground Wire Size

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150 amp service ground wire size. I have a 150 amp service i need to run 200 feet of wire what size wire do i need. 310 16 lists that 1 thhn can handle 150 amps at 90 degree. The figure we would plug into the calculator would be.

While for an aluminum sec wire the ratings were 115 135 150 amps at those temperature ratings. However your wiring method will change this. The wire size chart below shows allowable ampacities of insulated conductors rated up to and including 2000 volts 60 c through 90 c 140 f through 194 f not more than three current carrying conductors in raceway cable or earth directly buried based on ambient air temperature of 30 c 86 f.

Sizing the conductors. I have a 200 foot run to a 200 amp household service. 200amp service at 300ft underground what size wire do i need.

40 x 1 25 14 3 50 14 3 67 amps. I am doing underground. On 2018 03 26 by salvatore.

If you plan to run nm cable you may only use the 60 degree for that cable which means you must use 2 0 copper 145 amps may be rounded up to 150 if you are running it in pipe your circuit breaker lugs in most cases are only rated at 75 degree which means you must use 1 0 copper. This is based on nec nfpa 70. On 2018 10 18 by perry what size wire do i need for a 150a service and 200 ft run.

That s why you re going to find that not 2 0 wire as you offered bur rather 4 0 will be where you start for aluminum sec cabling if your electrical service size is 200 amps. The ground conductor size calculator will calculate the proper ground conductor size for grounding raceways and equipment based on ampere rating or setting of automatic overcurrent protection device in circuit ahead of equipment. From table 430 150 they draw 40 amps 14 amps and 3 amps respectively.