Your question: How many amps does a 20 hp motor draw?

HP 200 Volts 208 Volts
20 62.1 59.4
25 78.2 74.8
30 92 88
40 120 114

What size breaker do I need for a 20 hp motor?

Full Load Current: Three Phase AC Motors

Motor Horsepower Size Breaker
7-1/2 230V 460V 40 30
10 230V 460V 50 30
15 230V 460V 70 40
20 230V 460V 100 50

How do I convert HP to amps?

Converting horsepower to amps can be done in a few simple steps, or using this simple formula.

  1. Amps = (Horsepower × 746) ÷ Efficiency ÷ Volts.
  2. Watts = Horsepower × 746.
  3. Watts = Wattsη
  4. Amps = Watts ÷ Volts.
  5. Amps = HP × 746V × η × PF.

How many amps does a 30 HP 3 phase motor draw?

Full-Load Amps: Three-Phase Alternating-Current Motors

Induction-Type Squirrel Cage and Wound Rotor (Amperes)
HP 115 Volts 208 Volts
20 59.4
25 74.8
30 88
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How many amps does a 3 phase 10 hp motor use?

AMP DRAW BASED ON HORSEPOWER

HP 1 Phase Amps 3 Phase Amps
115 volt 208 volt
10 100 30.8
15 46.2
20 59.4

What size breaker do I need for a 5 hp motor?

In fact code recommends a 60 amp circuit breaker for a 5 hp 230v motor, but with overload protection.

What size breaker does a motor need?

You must size the conductors at 125% of the motor FLC [430.22(A)]. You must size the overloads no more than 115% to 125% of the motor nameplate current rating, depending on the conditions [430.32(A)(1)].

How much current can a 5 hp motor take?

Full-Load Current in Amperes Single-Phase Alternating Current Motors

HP 115V 230V
5 56 28
7-1/2 80 40
10 100 50
The voltages listed are rated motor voltages. The listed currents are for system voltage ranges of 110 to 120 and 220 to 240.

How many amps does a 5 hp motor use?

A 5 HP motor at 230V, 3PH is12.

Using the formula above, multiply 12.4 amps by 10% for a result of 1.24. Add this total to 12.4 for a total of 13.64 amps.

What size wire do I need for a 10 hp motor?

Electrical motor wiring data – NEMA amps, starter size, HMCP size for motors ranging 1/2 to 500 hp

Motor HP NEMA amps Phase Wires (AWG)
7 1/2 11 12
10 14 10
15 21 10
20 27 8

How many amps does a 5 HP 3 phase motor draw?

AC Motor Full Load Amperes

HP 200 Volts 220-240 Volts
3 11 9.6
5 17.5 15.2
7.5 25.3 22
10 32.2 28
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How much power does a 2 hp motor use?

How many watts does a 2 HP motors have? If a 2 horse power motor is doing 2 horsepower of work then in the load about 1500 Watts of energy is used in the load.

How many amps does a 30 kW motor draw?

Three Phase Motors

MOTOR RATING HP APPROX. F.L.C. AT LINE VOLTAGE
22 kW 30 74
30 kW 40 99
37 kW 50 130
45 kW 60 147

How many amps is a 3 phase?

For example, a three phase circuit using 25,000 watts of power and a line voltage of 250 will have a current flow of 25,000/(250 x 1.73), which is equal to 57.80 amperes.

How much electricity does a 3 HP motor use?

3 hp is 2.2 KW. Considering 400 Volts at the terminal for 415V Motor and 85% Efficiency, it will draw 2200*0.85 i.e. Input KW =2.58 KW. Hence, the Power Consumption will be 2.58 KW at Full Load.

How many amps does a 100 HP 3 phase motor draw?

Here are the Full Load Amp (FLA) values for typical 230VAC and 480VAC 3 phase motors.

Motor horsepower Full load amps 230VAC Full load amps 460VAC
100 245 123
125 310 155
150 360 180
200 480 240
Motorization