Why Choose the Chint NR2-150G-120 Thermal Overload Relay?
The Chint NR2-150G-120 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 bimetal protection design with adjustable current settings, temperature compensation and integrated diagnostic features. The NR2 series is designed for stable operation in industrial environments and supports direct mounting with compatible Chint contactors or independent mounting using accessories.
With an adjustable current range of 95 A to 120 A, the Chint NR2-150G-120 is suitable for protecting larger industrial motors used in pumps, compressors, conveyors, HVAC systems and production machinery. Its plug-in mounting design enables straightforward installation in motor control panels.
Key Advantages
- Heavy-duty thermal overload relay for industrial motor protection.
- 95 A to 120 A adjustable current range for large motor applications.
- Provides reliable overload and phase-loss protection.
- Compatible with suitable Chint contactor and motor starter systems.
- Integrated manual and automatic reset functionality.
- Temperature compensation improves protection accuracy under changing conditions.
Key Features
- Chint NR2 thermal overload relay series.
- 95 A to 120 A adjustable overload setting.
- Three-phase bimetal thermal protection structure.
- Integrated phase-failure protection.
- Manual and automatic reset selection.
- Built-in test and stop buttons.
- Trip status indicator for operational monitoring.
- 1NO + 1NC auxiliary contacts.
Reliable Motor Protection for Industrial Applications
Thermal overload relays such as the Chint NR2-150G-120 protect motors against excessive current conditions, overheating and phase imbalance. By monitoring motor current and triggering when overload conditions occur, they help prevent equipment damage and improve system reliability.
The NR2 series combines adjustable overload protection, phase-loss detection and practical diagnostic features into a rugged industrial design suitable for OEM machinery, automation systems and motor control centres.
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.
