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NJR2-D Soft-Starter
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NJR2-D Soft-Starter

The CHINT NJR2-D Soft-Starter provides intelligent, smooth control of three-phase AC induction motors using advanced dual-CPU digital control technology. It enables precise soft starting and stopping, reducing mechanical stress and electrical surges. Designed for durability and versatility, it includes multiple start modes, RS485 communication, and comprehensive protection features, making it ideal for industrial machinery, pumps, fans, compressors, and conveyors in sectors like metallurgy, mining, and water supply.

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Product Information

Name
Size
Release time
Operate
NJR2-D-Soft Starter-Catalog.pdf
1.47MB
2024-10-15
Download
Name
Size
Release time
Operate
2407-NJR2-D-Soft Starter-Manual-2.pdf
28.39MB
2024-10-15
Download
2008-NJR2-D-Soft Starter-Manual-1.pdf
18.4MB
2024-10-15
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1905-NJR2-D-Soft Starter-Manual.pdf
1.36MB
2024-09-24
Download
Name
Size
Release time
Operate
2201-NJR2-315D 315G-Sfot Starter-TUV Certificate.pdf
282.98KB
2024-10-15
Download
1310-NJR2-Soft Starter-CE Certificate.pdf
1.77MB
2024-10-15
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1310-NJR2 7.5-315-Soft Starter-CE Certificate.pdf
1.77MB
2024-10-15
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FAQs

 

What is the main function of the NJR2-D Soft-Starter?

It provides controlled motor acceleration and deceleration, minimizing mechanical impact and reducing starting current to protect motors and extend their service life.

 

What types of motors is it compatible with?

It is designed for three-phase squirrel cage induction motors typically used in pumps, compressors, fans, and conveyors.

 

Does it require a bypass contactor?

Yes. The NJR2-D is designed to work with an external bypass contactor for efficient operation and heat management during steady-state running.

 

What communication options does it support?

It offers an RS485 interface (optional module) using Modbus RTU protocol for integration into automation systems.

 

How does it protect the motor and system?

The NJR2-D features multi-level protection including overload, phase failure, short-circuit, overvoltage, and under-voltage protection to ensure system safety and reliability.

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