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nr2-150g-150 chint thermal overload relay, 110a to 150a rated current
Chint NR2-150G-150 thermal overload relay with 110 A to 150 A adjustable current range designed for industrial motor overload and phase-loss protection.
£148.81
Why Choose the Chint NR2-150G-150 Thermal Overload Relay?
The Chint NR2-150G-150 is a heavy-duty thermal overload relay designed to provide reliable overload and phase-loss protection for three-phase AC motors in industrial motor control applications. As part of the advanced Chint NR2 thermal overload relay series, it delivers dependable motor protection for demanding automation systems, machinery and electrical control panels.
This overload relay uses a three-phase thermal protection design with adjustable current settings, temperature compensation and integrated control functions. The NR2 series is designed for industrial environments where reliable motor protection is required and can be used with compatible Chint contactors and motor starter assemblies.
With an adjustable current range of 110 A to 150 A, the Chint NR2-150G-150 is suitable for protecting larger industrial motors used in pumps, compressors, conveyors, HVAC systems and production machinery. Its robust construction provides dependable protection for high-current motor applications.
Key Advantages
- Heavy-duty thermal overload relay for industrial motor protection.
- 110 A to 150 A adjustable current range for large motor applications.
- Provides reliable overload and phase-loss protection.
- Compatible with suitable Chint contactor and motor starter systems.
- Adjustable protection settings for flexible motor applications.
- Designed for dependable operation in demanding industrial environments.
Key Features
- Chint NR2 thermal overload relay series.
- 110 A to 150 A adjustable overload setting.
- Three-phase thermal motor protection design.
- Integrated phase-failure protection.
- Manual and automatic reset functions.
- Test and stop functions for easier maintenance.
- Trip indication for operational monitoring.
- 1NO + 1NC auxiliary contacts.
Reliable Motor Protection for Industrial Applications
Thermal overload relays such as the Chint NR2-150G-150 protect motors against excessive current conditions that can cause overheating and equipment damage. By monitoring motor load conditions, they help improve system reliability and reduce the risk of motor failure.
The NR2 series provides adjustable motor protection for industrial automation systems, OEM machinery and motor control panels where dependable overload monitoring is essential.
Typical Applications
- Industrial motor starter assemblies.
- Large three-phase motor protection systems.
- Pumps and compressor equipment.
- Industrial conveyors and processing machinery.
- Manufacturing automation systems.
- OEM control panels and motor control centres.
Technical Specifications
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| Mounting Type | Direct mount on contactor | |
|---|---|---|
| Device Type | Thermal Overload Relay | |
| Current Range | 110–150 A | |
| Trip Class | Class 10A | |
| Current setting range | 110 A to 150 A | |
| Manufacturer | Chint | |
| Series | NR2 Thermal Overload Relay | |
| Model | NR2-150G-150 | |
| Product type | Thermal overload relay | |
| Current class | 150 A | |
| Protection type | Overload and phase-loss protection | |
| Tripping class | Class 10A | |
| Rated operational voltage | Up to 690 V AC | |
| Frequency | 50 / 60 Hz | |
| Auxiliary contacts | 1NO + 1NC | |
| Mounting type | Direct or panel mounting with compatible accessories | |
| Standard | IEC/EN 60947-4-1 |
Frequently Asked Questions
What is the Chint NR2-150G-150 used for?
The Chint NR2-150G-150 is a thermal overload relay used to protect large three-phase AC motors from overload and phase-loss conditions.
What current range does the NR2-150G-150 support?
The relay supports an adjustable current setting range of 110 A to 150 A.
Does the NR2-150G-150 provide phase-loss protection?
Yes, the NR2-150G-150 provides integrated phase-loss protection alongside thermal overload protection.
What contact arrangement does this overload relay have?
The NR2-150G-150 includes 1NO + 1NC auxiliary contacts for control and indication functions.
Where is the NR2-150G-150 typically installed?
The relay is typically installed in industrial motor starter assemblies, electrical control panels and automation systems.
Trusted by Industrial Control Professionals
Chint NR2 thermal overload relays are widely used in industrial motor control applications to provide reliable overload protection, phase monitoring and dependable operation in demanding automation environments.
