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1.5 HP Electric Motor
In China

Leading 1.5 HP Electric Motor Manufacturer

  • 100% Copper Coil
  • High Precision And Low Noise Bearing
  • One Time Molding
  • Low Vibration
  • 100% Power Output

1.5 HP Electric Motor Catagory

Xinnuo is currently successfully catering to clients across the world with high-grade motors.

1.5 hp MLseries electric motor
ML Series Aluminum Shell Single Phase With Capacitor 1.5 HP Electric Motor
1.5 hp MSseries electric motor
MS Series Aluminum Shell Three-phase B3 Flange 1.5 HP Electric Motor
1.5 hp Y2series electric motor
Y2 Series B5 Flange 1.5HP Electric Motor
1.5hp electric motor
YCL Series Single Phase Capacitors Asynchronous 1.5 HP Electric Motor

1.5 HP Electric Motor

Xinnuo is currently successfully catering to clients across the world with high-grade motors.

1.5 HP Electric Motor Specifications

Ambient temperature-15℃≤0≤40℃
Altitudenot exceeding 1000m
Rated voltage380Vor any voltage between 220-760V
Rated frequency50HZ, 60HZ
Protection classIP 55
Insulation classF, H
Cooling methodICO141
ConnectionStar-connection for up to 3kw, delta-connection for 4kw and above.

Data Sheet of 1.5 HP Electric Motor

For more info, click to download our catalog

1.5 hp electric motor Data Sheet

Factory Tour

1.5 hp electric motor Factory1

Packing of Electric Motor

Packaging Details: Strong cartons with foams inside, or plywood case
Delivery Detail: 15-30 working days after payment


Electrical motors are electrical devices that help you get mechanical energy by converting electrical energy. With their rotational characteristics,  they are used in a variety of applications. For example, a 1.5 HP electric motor is a particular powered motor in the motor industry. 

You might use motors for different needs. Also, you might be a motor trader who wants to catch the motor market with 1.5 HP electric motors. 

Before jumping into the market, you might be eager to be cleared about the things of a 1.5 HP electric motor. This FAQ guide will help you get the best products from the best electric motors manufacturer. 

1:What Is A 1.5 HP Electric Motor?

The gadgets generate mechanical energy by transforming electrical power into mechanical energy. Additionally, the devices generate rotating forces. Therefore, electric motors are the technical term for these specialized gadgets. Electrical motors guarantee that electromagnetic phenomena occur throughout the force production process.

The interaction of an electric motor with a conductor that transports electricity is the most common way in which mechanical torque is generated. A magnetic field may guide the current to the proper location at the correct angle.

1.5hp electric motor

The horsepower(HP) of an electrical motor, on the other hand, is a measure of how well it provides its power output. The motor’s horsepower determines the pace at which work is completed by the motor. As a result, 1.5 HP electric motors generate 1.5 horsepower in a particular unit of measurement.

Horsepower is separated into two sorts once more: mechanical horsepower and metric horsepower. The motors operate in conjunction with mechanical horsepower. 745.7 watts is the electrical equivalent of one mechanical horsepower. 

Electrical motors are classified into Alternating Current(AC) motors and Direct Current(DC) motors. The AC motors are powered by the alternate current, while the DC motors are controlled by direct current.

2.How Does A 1.5 HP Electric Motor Work?

An electric motor’s principal function is to generate a spinning movement. Magnetism’s rule governs the spinning action. The motor is powered by magnetic force.

So, how is the magnetic force generated?

The fundamental principle is the transformation of electric current. A 1.5 HP electric motor converts the electrical force into magnetic energy. 

The electric motor works by passing an electric current via an electromagnetic coil. The magnetic force generated by the coil is then used to fuel the rotating energy.

Magnetism operates in a certain direction by establishing north and south pole attractions on both ends. You may also use magnetic force to reverse the direction of an electric motor.

The magnetic field interacts with the magnetic fields around it. This is made possible by a set of permanent magnets with alternating polarity.

The interplay of the magnetic fields produces rotational force on the motor’s shaft.

3.What Is A Three Phase 1.5 HP Electric Motor?

A three-phase 1.5 HP electric motor is powered by a three-phase alternating current (AC). The AC (Alternating Current) switches the motor’s orientation from negative to positive. 

The current is returned to the beginning position about 60 times per second. The alternating current (AC) converts the power into a continuous wave in this scenario. The sine wave is another name for a constant wave.

Three-Phase 1.5 HP Electric Motor

The three-phase alternating current has three power sources. They are all individually coupled with the phases. As a result, two AC waves never collide at the same spot at the same time in this feature.

4.What Are The Benefits Of A Three Phase 1.5 HP Electric Motor?

Three-phase electric motors with a horsepower of 1.5 operate on AC electricity. It has a lot of industrial applications. They have several key benefits, as listed below.

  • Three-phase motors are very long-lasting.
  • Three-phase induction motors are more efficient in performance and have excellent power factors.
  • Three-phase motors are both economical and dependable.
  • Simple to keep up with.
  • Self-starting capability is included since no further setup is needed.
  • Constant torque is a property of three-phase motors.

5.What Are The Basics Of A Single Phase 1.5 HP Electric Motor?

The most basic form of AC motor is the single-phase 1.5 HP electric motor. The beginning power mechanism of the coil winding motor guarantees that the motor may be started manually.

Single-phase motors feature two windings and two coils: one main and one auxiliary. A capacitor is connected in series via the auxiliary winding. This causes the current flowing through both coils to be out of phase.

This is referred to as phase difference. It produces torque, which causes the motor to begin spinning.

Single Phase Electric Motor


You will see electrolytic start capacitors in the single-phase motors. These capacitors ensure the best phase angles between the start and primary windings. 

These capacitors are intended for unplugging short-term jobs once the motors achieve 75% load speed. As a result, proper management of these capacitors is required to prevent problems.

You will find the single-phase motors in three main types: 

  • Shaded-Pole Single-Phase
  • Split-Phased Single-Phase
  • Capacitor Motors. 

6.What Are The Main Parts Of A 1.5 HP Electric Motor Made With?

There are six key components that electric motors are made of. These components ensure the functionality of the electric motor by combining. We will be discussing the parts of the electric motor below. 


The rotor inside the motor is the spinning part. The rotor spinning creates mechanical energy and spins the shaft out of the motor from inside. The rotor holds a conductor on it. The conductor interacts with the stator and a magnetic field to rotate the shaft.


You will see wires on the coils. These wires are known as windings. Primarily, soft iron laminates wrap them. This helps to form magnetic poles which combine with electric current.

Motor Windings


Inside the motor, you will see an immovable portion. The section is composed of windings or magnets. The stator is the name given to this electromagnetic circuit. The stator is constructed using laminations such as thin metal sheets, copper, etc. The primary function of lamination is to guarantee that energy is lost as little as possible.


The bearings, round metal balls help the rotor in rotation. The motor shaft extended to the outside through the bearings. 


The commutator modifies the input and output of DC motors and, in rare cases, AC motors. The commutators are made of gear reduction parts isolated from each other and the shaft. The static brushes provide current to the commutator, which causes the shaft to revolve from pole to pole.

The Shaft

The Shaft is a cylindrical motor component that connects to the rotor through a bearing and uses the motor output. It creates the end-user application.

7.What Are The Features Of A 1.5 HP Electric Motor?

The following are the key features of a 1.5 HP electric motor.

  • Small and compact.
  • It runs at 1.5 horsepower, 56 C frame.
  • It is facilitated with Gasketed capacitor housing.
  • Maximum 3450 RPM of speed.
  • Excellent working efficiency.
  • It runs at 115/230V 60Hz.
  • The diameter of the shaft is 5/8 inch, and the length is 1.88 inches.
  • High-grade steel materials.
  • Fast cooling with a high-speed fan.
  • Last longer.

8.What Are Testing Methods Of A 1.5 HP Electric Motor?

As a part of electronics, it is quite normal that the 1.5 HP electric motor can go bad. So, if you find something is not okay, you should check the entire motor properly. There are several entities for checking an electric motor. You may follow them as follows. 

Power Usage Checking

Check if your motor uses the required power as described by the manufacturer. Primarily the power consumption is proportional to the motor load. Use A CT and PT to measure the current and voltage of an AC motor.

Use shunt instead of CT for a DC motor.

Checking Windings

Test the resistance of windings with standard DMM. You could find if any grounding issues, shorts, or broken windings exist.

Checking Temperature Of Components

Use an efficient temperature sensor device to measure the temperature of components of the motor. Keeping the temperature in a stable state is a must for consistent performance. Overheating may cause various problems. 

Checking Bearing And Shaft’s Vibration

Unusual vibration of bearings and shaft is the reason behind the bad condition of motors. Therefore, excessive vibration should be prevented. Accelerometers can detect and measure the vibration of the bearing and shaft. Also, check if the alignment of the shaft is okay.

Ensure The Balanced Vibration Of Bearing And Shaft Of Motor

Checking Cooling Fan

Make sure that the cooling fan of the motor is in mint condition. The unusual condition of the fan will lead your motor’s temperature high. 

9.What Is The Process Of Testing A 1.5 HP Electric Motor Run Capacitor? 

The capacitor is the component that stores electrical energy and ensures consistent voltage to the other components. Issues in capacitors may cause power supply problems to the motor. Therefore, it is essential to check and find out the issues to fix them. 

So how can you check the motor run capacitors? 

You can follow the following steps to properly check the run capacitor in the electric motor. 

  • Firstly, you need a multimeter to check the capacitor. Before starting checking, make sure you turn off the power. Then, use a screwdriver to disconnect the terminal. 
  • Remember which wire is connected to which one. You may take a photo of them for ease. Then remove the wire from the terminal. 
  • Connect two leads of the multimeter to the capacitor. If the digital reading shows you more than 6% lower reading, you need to replace the motor. If it is within 6%, the motor is okay. 

10.What Is The AMP Rate Of A 1.5 HP Electric Motor?

The AMP rate is the measurement of electronics’ electric current that allows flowing through the electronics for one hour. 

The AMP rating depends on several factors, such as phase, horsepower, voltage, motor efficiency, and power factor.

For a single-phase 1.5 HP electric motor, the AMP rating is 5.65 amps if the voltage is 220V, efficiency is 90%, and the power factor is 1. 

It will change based on the entities. You can easily find out the AMP rating for a 1.5 HP electric motor by using the Horsepower to AMP calculator

11.What Is The Procedure To Run A Three Phase Motor On Single Phase Power?

Three-phase motors need three-separate phases to work. They have three live wires and a neutral one. The three live wires use three alternating currents with the same frequency. Three-phase motors use a magnetic field and no need for a starting mechanism.

On the other hand, a single-phase motor works in a single-phase. That means, it has a live wire and a neutral wire. The single-phase motors use an alternating current and do not use any magnetic field. 

You can convert a three-phase electric motor in three ways. They are as follows. 

Variable Frequency Drive (VFD)

The most practical technique to convert three-phase to single-phase is to use a VFD. It converts three-phase to single-phase electricity. This is accomplished by rectifying the phases to DC power and then inverting the DC power to three-phase output.

VFD ensures that the motors reach their full speed from a zero-speed starting point.

Rotary Phase Converter (RPC)

RPC is another approach to convert three-phase into single-phase. It is an electrical gadget that turns three-phase electricity into a single phase.

RPC powers up a three-phase motor from a single-phase electricity by employing rotational motion. But, it is a piece of expensive equipment so far.

Converting By Rewinding The Motor

The third and last way of converting three-phase into single-phase is motor rewinding. In this process, you need to rewind the motor using a capacitor. Three-phase power will enter into three sine waves symmetrically. 

Then the waves will be out as single-phase output. 

12.For What Reasons Does A 1.5 HP Electric Motor Fail To Operate?

It is expected that a 1.5 HP electric motor will perform at its expected lifetime. But, commonly, a motor can often fail for many reasons. You might face a motor failure for the following reasons. 

  • Excessive heat.
  • Imbalance in voltage regulation.
  • Excessive load of electricity.
  • Bloated moisture. 
  • Excessive vibration of shaft and rotor. 
  • Misalignment of the shaft.
  • Loose electrical connection.
  • Improper grounding.
  • Improper lubrication.
  • Loose-fitting of components. 
  • Components contamination.

13.How To Wire A Single Phase 230v 1.5 HP Electric Motor?

Single-phase motors are used in different applications such as fan, air conditioners, shop tools, home tools, etc. Wiring a 230V single-phase motor is almost the same as 220V or 240V.

Here is the step-by-step process on how to wire a 230V single-phase 1.5 HP electric motor. 

  • Read the motor manual to ensure you are wiring a 230V electric motor.
  • Remove the screws and open the wiring box of the motor. You should see two black or red wires and a green ground terminal. You may see the labeling on both wires as “Load.”
  • Make a connection of the grounding wire to the ground terminal. Remove the wire cover from the two black wires and connect them together. Use a wire nut to connect them.
  • Connect the incoming wires from the switch to the motor’s power connection. Use wire nuts and tighten them properly.

14.How Can You Choose A Reliable 1.5 HP Electric Motor Manufacturer?

Experienced and highly skilled manufacturers can ensure you provide the best quality products. So, before producing your 1.5 HP electric motor, you need to make sure you are collaborating with the best manufacturer. 

The reliable manufacturer should have the following characteristics. 

  • Experienced and skilled.
  • Deadline meeting ability.
  • Vast working area availability. 
  • Professional staff.
  • Necessary certifications of approval.


So, you may think about getting the 1.5 HP electric motors so far. For this, you need to know the basics of the motors. Also, finding a good PCB manufacturer is a must-have criterion. 

Xinnuo Motor is one of the best motor manufacturers in China that may help you in this case. You may purchase your commercial 1.5 HP electric motors from us. We have gained trust from more than 4,000 clients.

So, do you want your desired 1.5 HP electric motor production? You may make contact with us to get the best quote. 

You can also send the inquiry to email: sales@xinnuomotor.com directly.
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