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nr2-36-32 chint thermal overload relay, 25a to 32a rated current
CHINT NR2-36-32 thermal overload relay with adjustable 25 A to 32 A current setting designed for three phase motor overload and phase failure protection.
£15.72
Why Choose the CHINT NR2-36-32 Thermal Overload Relay?
The CHINT NR2-36-32 is a dependable thermal overload relay designed to provide reliable overload and phase failure protection for three-phase AC motors in industrial control and automation systems. As part of the established CHINT NR2 thermal overload relay series, it delivers adjustable current protection and robust motor safeguarding for contactor-based motor starter applications.
This relay uses a three-phase bimetal thermal protection structure with temperature compensation to maintain accurate operation under changing load and environmental conditions. The NR2-36-32 features a compact plug-in design, integrated test functions and selectable reset modes for straightforward installation and maintenance.
With an adjustable current setting range of 25 A to 32 A and a rated operational voltage of up to 690 V AC, the NR2-36-32 is suitable for protecting industrial motors used in pumps, conveyors, fans, compressors and manufacturing machinery.
Key Advantages
- Reliable thermal overload protection for three-phase AC motors.
- 25 A to 32 A adjustable current range for flexible motor protection.
- Overload and phase failure protection helps prevent motor damage.
- Compatible with CHINT contactor systems for compact motor starter assemblies.
- Integrated manual and automatic reset selection for application flexibility.
- Temperature compensation improves tripping accuracy during changing operating conditions.
Key Features
- CHINT NR2 thermal overload relay series.
- 25 A to 32 A adjustable overload setting.
- Three-phase bimetal thermal protection design.
- Class 10A tripping characteristic.
- Integrated overload and phase loss protection.
- Manual and automatic reset selector.
- Built-in STOP and TEST push buttons.
- 1 NO + 1 NC electrically isolated auxiliary contacts.
Reliable Motor Protection for Industrial Systems
Thermal overload relays such as the CHINT NR2-36-32 protect electric motors by monitoring current levels and disconnecting the motor control circuit when overload conditions occur. This helps reduce the risk of overheating, winding damage and unexpected production downtime.
The NR2 series is designed for industrial automation engineers, panel builders and OEM manufacturers requiring dependable motor protection, simple installation and compatibility with modern contactor-based control systems.
Typical Applications
- Industrial pumps and water handling systems.
- Conveyor and material handling equipment.
- Fans and ventilation systems.
- Compressors and mechanical machinery.
- Manufacturing and production equipment.
- Industrial automation and OEM machine building.
Technical Specifications
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| Mounting Type | Direct mount on contactor | |
|---|---|---|
| Device Type | Thermal Overload Relay | |
| Current Range | 25–32 A | |
| Trip Class | Class 10A | |
| Reset Type | Manual / Automatic | |
| Manufacturer | CHINT | |
| Series | NR2 Thermal Overload Relay | |
| Model | NR2-36-32 | |
| Product type | Thermal overload relay | |
| Current adjustment range | 25 A to 32 A | |
| Rated operational voltage | Up to 690 V AC | |
| Frequency | 50 / 60 Hz | |
| Tripping class | Class 10A | |
| Protection functions | Overload and phase failure protection | |
| Auxiliary contacts | 1 NO + 1 NC electrically isolated | |
| Reset mode | Manual / automatic selectable | |
| Mounting type | Plug-in contactor mounting | |
| Protection rating | IP20 when enclosed | |
| Compliance standards | IEC/EN 60947-4-1 |
Frequently Asked Questions
What is the CHINT NR2-36-32 used for?
The CHINT NR2-36-32 is used to protect three-phase AC motors against overload conditions and phase failure in industrial motor control applications.
What current range does the NR2-36-32 support?
The relay supports an adjustable current range of 25 A to 32 A for motor protection settings.
What voltage rating does this overload relay support?
The NR2-36-32 supports operation in systems up to 690 V AC and is suitable for industrial motor control circuits.
What protection features are included?
The relay provides thermal overload protection, phase failure protection, temperature compensation and adjustable reset functionality.
How is the NR2-36-32 installed?
The relay is typically installed as a plug-in unit on compatible CHINT contactors to create a compact motor starter assembly.
Trusted by Industrial Control Engineers Worldwide
CHINT NR2 thermal overload relays are widely used in industrial motor control systems to provide reliable protection, efficient operation and dependable performance in automation equipment.
