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nr2-25-2 chint thermal overload relay, 1.25a to 2.00a rated current

nr2-25-2 chint thermal overload relay, 1.25a to 2.00a rated current

CHINT NR2-25-2 thermal overload relay with 1.25-2 A adjustable protection range designed for industrial motor protection systems.

SKU: NR2-25-2Alt SKU: NR2252MPN: NR2-25-2
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Why Choose the CHINT NR2-25-2 Thermal Overload Relay?

The CHINT NR2-25-2 is a reliable thermal overload relay designed to provide dependable motor protection against overload conditions, phase failure and excessive current in industrial electrical systems. As part of the trusted CHINT NR2 thermal overload relay series, it delivers accurate protection for contactors, motors and automation equipment.

This overload relay is designed for integration with compatible CHINT contactors and motor starter assemblies, providing adjustable current protection and reliable operation in demanding industrial environments. Its compact design makes it suitable for electrical control panels, machinery and production equipment.

With an adjustable overload protection range of 1.25–2 A, the NR2-25-2 is suitable for protecting smaller three-phase motors where accurate current monitoring and dependable thermal protection are required.

Key Advantages

  • Reliable thermal overload protection for electric motors.
  • 1.25–2 A adjustable current range for accurate motor protection.
  • Protects against motor overload and phase failure conditions.
  • Compatible with CHINT motor starter and contactor systems.
  • Compact design for straightforward control panel installation.
  • Suitable for industrial automation and machinery applications.

Key Features

  • CHINT NR2 thermal overload relay series.
  • Model NR2-25-2.
  • Adjustable thermal overload protection.
  • Phase failure protection function.
  • Manual and automatic reset options.
  • Integrated auxiliary contact arrangement.
  • Designed for motor starter applications.
  • Suitable for industrial control systems.

Reliable Motor Protection for Industrial Systems

Thermal overload relays such as the CHINT NR2-25-2 monitor motor current and disconnect control circuits when abnormal overload conditions occur. This helps prevent overheating, reduces equipment damage and improves the reliability of industrial electrical installations.

The CHINT NR2 series is designed for use with motor starters and contactors, providing a practical protection solution for automation engineers, panel builders and industrial maintenance teams.

Typical Applications

  • Industrial motor protection systems.
  • Pumps and water handling equipment.
  • Fans and ventilation systems.
  • Conveyors and material handling machinery.
  • Production line equipment.
  • OEM electrical control panels.

Technical Specifications

Manufacturer CHINT
Series NR2 Thermal Overload Relays
Model NR2-25-2
Product type Thermal overload relay
Adjustment range 1.25–2 A
Rated insulation voltage Up to 690 V
Frequency 50 / 60 Hz
Mounting type Contactor mounting / panel mounting
Protection function Motor overload and phase failure protection
Standard IEC/EN 60947-4-1
Auxiliary contacts 1NO + 1NC

Frequently Asked Questions

What is the CHINT NR2-25-2 used for?

The CHINT NR2-25-2 is a thermal overload relay used to protect electric motors against overload and phase failure conditions.

What current range does the NR2-25-2 support?

The NR2-25-2 provides an adjustable overload protection range of 1.25–2 A.

What type of protection does this relay provide?

The relay provides thermal overload protection and phase failure protection for industrial motor applications.

Which series does the NR2-25-2 belong to?

The NR2-25-2 belongs to the CHINT NR2 thermal overload relay series.

Where is this overload relay typically installed?

The NR2-25-2 is typically installed with contactors or inside motor starter assemblies within industrial control panels.

Trusted by Industrial Automation Professionals

CHINT NR2 thermal overload relays are widely used by machine builders and electrical engineers to provide dependable motor protection and improve the reliability of industrial automation systems.

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