Z4-225-31 DC Low Voltage VFD Driven Motor 440 V Separate Exciting
Description
Technical Parameters
Xi’an Simo Motor Co., Ltd. is one of the leading manufacturers and suppliers of z4-225-31 dc low voltage vfd driven motor 440 v separate exciting in China. With abundant experience, we are committed to providing high quality customized products with competitive price. We warmly welcome you to buy bulk premium products made in China here and get quotation from our factory.
Brief Introduction
The Z4-225-31 DC low voltage VFD driven motor is a rugged, high-performance industrial workhorse designed by Xi'an SIMO Motor, a leading manufacturer with a reputation for reliable heavy-duty electrical solutions. Built to thrive in demanding environments, this motor delivers the consistent power and precise control needed for critical applications like metal rolling, paper production, and conveyor systems, where even small fluctuations in speed can impact operational efficiency.
At its core, the motor features a separate excitation design that ensures smooth, responsive speed regulation, making it easy to adapt to changing load conditions without sacrificing performance. Its heat-resistant construction and durable bearings are engineered for continuous, all-day operation, even in warm workshop environments, reducing downtime and maintenance costs. This DC low voltage VFD driven motor meets both Chinese industry standards and international CE safety certifications, giving operators confidence in its reliability and compliance with global quality benchmarks.
Weighing in at over 800 kg, the Z4-225-31 is built for stability and longevity, with a robust frame that dampens vibration and minimizes wear over time. Whether powering a production line or driving heavy machinery, it delivers the steady torque and consistent output that industrial operations depend on. Backed by Xi'an SIMO's technical support and service network, this VFD driven motor is more than a component-it's a long-term investment in operational efficiency and peace of mind for businesses that can't afford to compromise on performance.
Main Technical Parameters
|
Frame: |
Z4-225-31 |
|
Power Scope: |
132kW |
|
Voltage: |
440 V |
|
Exciting Mode: |
Separate Exciting 180 |
|
Exciting Current: |
10.2 A |
|
Speed: |
1500r/min |
|
Cooling Method |
IC 06 |
|
Ambient Temperature |
0-40℃ |
|
Insulation Class |
F Class |
|
Duty: |
S1 |
|
Mounting Type |
B3 |
Production Details
Frame
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Compact and robust iron casting frame
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Universal IEC installation dimensions available
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Customizable outlook and dimensions


Armature
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99.9% pure copper bar for armature to ensure the output power and efficiency
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Excellent insulation system with 5 more processing flows
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All the copper bars are fitted in by handwork to ensure all slots are full and avoid any possible flaw.
Winding:
-
All windings are made of pure copper to assure induction efficiency

Testing
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All motors must pass the piece testing before painting and packaging
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Type tests will be regularly performed for each series, more often for new developed series and variants.
Package and delivery
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All motors will be packaged well before delivery
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Plastic cover inside, vacuum tin foil outer and then solid wood box
Applications

Cement

Oil gas

Steel

Sugar
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| Type |
Rated Power (kW) |
Rated Speed (r/min) |
Rated Current (A) |
Speed with Field Weskened (r/min) |
Exciting Power(W) |
Armature Circuif Resistance Ω(20℃) |
Armature Inductance (mH) |
Magnetic Inductance (H) |
Efficiency (%) |
GD² Moment of Inertia (kg m²) | Weight |
| Z4-225-31 | 45 | 220 | 244 | 500/2000 | 2380 | 0.053 | 2.6 | 9.87 | 81.3 | 6.2 | 810 |
| 132 | 400 | 360 | 1500/3000 | 2380 | 0.0217 | 1.1 | 5.55 | 91.68 | 6.2 | 810 | |
| 90 | 400 | 250 | 1000/2000 | 2380 | 0.0469 | 2.7 | 9.61 | 89.87 | 6.2 | 810 | |
| 55 | 400 | 165 | 600/1500 | 2380 | 0.125 | 7.8 | 9.14 | 85.62 | 6.2 | 810 | |
| 45 | 400 | 133 | 500/1200 | 2380 | 0.171 | 8.7 | 5.5 | 84.45 | 6.2 | 810 |
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