What size breaker do I need for a 2 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|
What size breaker do I need for a 100 hp motor?
Electrical motor wiring data – NEMA amps, starter size, HMCP size for motors ranging 1/2 to 500 hp
|Motor HP||NEMA amps||Motor Circuit Protector type HMCP (ampere)|
What size breaker do I need for a 10hp 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|
What size breaker do I need for a 30 hp motor?
Full-Load Current and Circuit Protection Data for Three-Phase AC Motors
|Motor Horsepower||Breaker Size|
|25||230 V 460 V||100 50|
|30||230 V 460 V||125 70|
|40||230 V 460 V||175 100|
|50||230 V 460 V||200 150|
What circuit breakers will reset automatically?
Circuit breakers come in 3 types:
Type 1 are auto resettable, and once tripped, will attempt to reset the circuit, or ‘cycle’, as the internal elements of the breaker cool down. Type 2 (trip and hold) are called modified reset, and will remain tripped until the power is removed from the breaker.
What is a Type 3 breaker?
Type III Push-to-Trip circuit breakers are also manual in nature, allowing you test the circuit by pressing a button and tripping the circuit. … Type III circuit breakers are often used with higher-current applications such as starter motors, pumps, winches, and plows.
What size breaker do I need for a 1.5 hp motor?
Okay, a 1.5 HP motor at 115 volts the Full Load Current (FLC) is 20 amps, (table 430.148 NEC) to figure out short circuit and ground fault protection you take 250% x FLC, so 250% x 20 (FLC) = 50 amps, this is your circuit breaker size.
What gauge wire is needed for a 20 amp circuit?
A 20-amp circuit, protected by a 20-amp breaker or fuse, must be served by 12-gauge or 10-gauge wire.
What size breaker do I need for a 5 hp motor?
A 5hp single phase AC motor has a load current of 28 Amps. So 10GA. wire with a 30 Amp breaker will work.
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.
How many amps does a 1.5 hp motor draw?
Common Horsepower to Amps Conversions
|1.5 HP||10.4 A||120 V|
|1.75 HP||12.1 A||120 V|
|2 HP||13.8 A||120 V|
|2.5 HP||17.3 A||120 V|