Quick Answer: How many amps does a 250 hp motor draw?

Contents
HP 200 Volts 440-480 Volts
125 359 156
150 414 180
200 552 240
250 302

How do I convert HP to amps?

Convert to Amps

1. Amps = 1 HP × 746 W120 V × .9.
2. Amps = 746120 V × .9.
3. Amps = 746108.

How many HP is 15 amps?

At 100% efficiency, the most a 15-amp, 120v outlet in a home circuit can supply is 15 x 120 or 1800w; 1800 divided by 746 equals 2.41 hp.

How many amps does a 300 hp motor draw?

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

150 360 180
200 480 240
250 580 290
300 696 348

What size breaker do I need for a 200 hp motor?

So, assuming an inverse time breaker, the 200 hp motor would have a maximum branch circuit OCPD of 240 amps x 250% = 600 amp.

What size breaker do I need for a 40 hp motor?

Full-Load Current and Circuit Protection Data for Three-Phase AC Motors

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Motor Horsepower Breaker Size
20 230 V 460 V 100 50
25 230 V 460 V 100 50
30 230 V 460 V 125 70
40 230 V 460 V 175 100

How many amps is a 40 hp motor?

HP 200 Volts 550-600 Volts
25 78.2 27
30 92 32
40 120 41
50 150 52

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

Full Load Current: Three Phase AC Motors

Motor Horsepower Size Breaker
5 230V 460V 15 15
7-1/2 230V 460V 40 30
10 230V 460V 50 30
15 230V 460V 70 40

How many HP is 8 amps?

Common Amps to Horsepower Conversions

Amps Horsepower Efficiency
7 A 1.01 HP 90%
8 A 1.16 HP 90%
9 A 1.3 HP 90%
10 A 1.45 HP 90%

How many amps is a 5 hp motor?

AMP DRAW BASED ON HORSEPOWER

HP 1 Phase Amps 3 Phase Amps
115 volt 208 volt
5 56 16.7
7-1/2 80 24.2
10 100 30.8

What size breaker do I need for a 3 HP motor?

What size breaker do I need for a 3 HP motor? A 20 amp breaker is all you’d ever need for a 220v 3HP motor. It wouldn’t hurt anything to run 30amp circuits if you so choose, but it’s overkill.

How much current would a 1.5 HP 240v motor draw?

The 1.5 HP Baldor motor that turns at 1725 will draw 18 amps according to its name plate.

What size breaker do I need for a 1 hp motor?

How to Calculate How What Size Circuit Breaker a Machine will Need:

HorsePower of Main Motor 220 Volts, 1 phase 220 Volts, 3 phase
1 Hp 5.6 Amps 2.8
2 11.2 5.6
3 16.8 8.4
4 22.4 11.2
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What size breaker do I need for a 15 amp motor?

A 12 wire and a 20A breaker is needed. 15A ends can be used on 20A circuits.