440V DC Electric Motors Direct Current NEMA Premium Certified

Product Specification

NEMA Premium Certified 440V Direct Current DC Eelectric Motors

1. Description

NEMA Premium Certified 440V Direct Current (DC) Electric Motors are high-performance motors designed for industrial applications that require reliable and efficient power. These motors are certified by the National Electrical Manufacturers Association (NEMA) to meet rigorous energy efficiency standards, ensuring that they operate at maximum efficiency while consuming minimal energy.

With a voltage rating of 440V DC, these motors can deliver high levels of torque and power output, making them ideal for heavy-duty applications such as cranes, hoists, and mining equipment. They are also built with durable materials and advanced features such as precision bearings and robust cooling systems, which help to minimize wear and tear and extend the motor's lifespan.

Moreover, NEMA Premium Certified 440V DC Electric Motors are designed to be easy to install and maintain, with user-friendly interfaces and intuitive controls. This makes them a popular choice for industrial facilities that require reliable and efficient motors that can be quickly and easily integrated into their operations.

Overall, NEMA Premium Certified 440V DC Electric Motors are a high-quality, energy-efficient, and reliable choice for a wide range of industrial applications, and their certification by NEMA ensures that they meet the highest standards of quality and performance.

2. Specifications

3. Features

Great speed control system by which speed can be reduced by lowering voltage with constant torque or raised by lowering exciting current with constant output; wide range of speed regulation; small size, lightweight; high output power, strong overload capacity.

Altitude not exceeds 1000m, highest ambient temperature shall be no higher than +40ºC;can't work in the circumstance where acidic/alkaline gas, or some other gas that may damage the insulation exist; the motor powered by rectifier supply; standard exciting voltage is 180V,reinforced excitation is allowed but its voltage can bot be higher than 500V.

Cooling method

This series motors are cooled by forced air with separated built-on blower which is connected to independent power supply, and also fitted with air filter. The cooling method of the motor is IC06, motor of IC17, IC37 can also be customized.
a. Z4-100~Z4-160, blower locates at NDE
b. Z4-180~Z4-450, blower locates at DE
c. Parameter of the cooling air and blower motor power see table (three phase, 2 poles, 380V).
Noted: Consult the producer when clients are interested in the following type motor:
a. Frame size Z4-100~Z4-225 totally enclosed self-cooled motor (IC410).
b. Frame size Z4-180~Z4-450 separately-cooled motor, blower at NDE (IC06).
c. Frame size Z4-100~Z4-200 self-cooled motor, fan on the shaft (IC01).
d. Frame size Z4-160~Z4-355 totally enclosed motor with air-air cooler (IC666).
e. Frame size Z4-160~Z4-450 totally enclosed motor with air-water cooler (IC86W).

3. Terminal box is at the right side of the frame from the view of DE (The motor whose terminal box is at the left side or on the top can be also customized).
4. Motor whose speed generator or rotary encoder is at NDE can also be customized.
5. Motor is connected to flexible coupling.

4. Applications

Widely applied in the industry of metallurgy, papermaking, printing, textile, printing and dyeing, cement and machine tools.

5. FAQ

Q: Are you a factory or a trading company?

A:We are a factory with 65 years (Since year 1958) manufacturing experience.

Q: Can I buy samples placing orders?

A: Yes.Please feel free to contact us.

Q: Do you offer OEM service?

A: Yes, we can customize it as your request.

Q: What is your lead time?

A: About 30 days after receiving deposit.

Q: What certificates do you have?

A: We have CE, ISO. And we can apply for specific certificate for different country such as SONCAP for Nigeria, SASO for Saudi Arabia, etc

Q: What about the warranty?

A: We offer 12 warranty period as the quality guarantee and lifetime services with charges.Any parts damaged within warranty. We will provide new one for free and supply the solution within 2 workdays.

Q:What service do you offer?

A: Pre-sales service, in-sales service, after-sales service. If you become our local distributor, we can introduce end-customers to purchase from you.

Q:What's your motor winding?

A: 100% copper winding

Q:Which port is near to you?

A: Ningbo port or Shanghai port. And we can arrange to deliver Guangzhou, Shanghai, Urumqi, or other Chinese cities, too.

Q:Could you offer Origin Certification.

A: We can do as your request.