For motors it is recommended to multiply the nameplate fla by 1 25 for wire sizing.
100 amp 3 phase cable size.
Enter your proposed cable size type of insulation voltage ambient temp 30 is norm your cable length and circuit load in amps.
Hubbell hbl3100ps2w pin and sleeve watertight insulgrip plug 2 pole 3 wire standard s2 service 100 amp 600v.
Choose your supply type single phase 230v three phase 400v 2.
What minimum size of 3 5 core aluminium armoured cable will be suitable for my use.
Below these links you will find our cable calculator.
Three pumps of a pump station 30 10 and 1 horsepower are connected to the power source of 460 volts 3 phase.
Cable selection copper only up to 25mm above this cable reactance must be considered.
Online calculators and tables to help you determine proper wire size 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.
40 x 1 25 14 3 50 14 3 67 amps.
Amperes enter the maximum current in amps that will flow through the circuit.
Only 1 left in stock order soon.
From table 430 150 they draw 40 amps 14 amps and 3 amps respectively.
Choose your required voltage drop 3.
Input the power in watts or current in amperes which you require your cable to carry 4.
Wire sizing selection tables.
There are several factors that must be considered before determining the proper size wire to select for an application.
I have 377 ampere 3 phase connected load to be sourced from 250 kva 11 kv 440 volt distribution transformer at a distance of 115 metres.
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.
Single phase 230 volts 230 1 60 three phase 208 volts 208 3 60 three phase 230 volts 230 3 60 three phase 460 volts 460 3 60 warning.
Single phase voltages are usually 115v or 120v while three phase voltages are typically 208v 230v or 480v.
The figure we would plug into the calculator would be.