Havells Thermal Over Load Relay 111A – 185A

Havells Thermal Overload Relay 111A – 185A | Reliable Heavy-Duty Motor Protection

The Havells Thermal Overload Relay 111A – 185A is a high-capacity protective device designed to safeguard large industrial motors against overload, overheating, single phasing, and current imbalance. Built with Havells’ advanced engineering, this relay ensures long-lasting performance and optimal safety for motors used in heavy-duty industries.

With an adjustable operating range of 111A to 185A, it is suitable for extra-large motors driving industrial compressors, heavy pumps, crushers, blowers, rolling mills, HVAC plants, and conveyor systems. Its bimetallic thermal sensing technology ensures precise tripping during overload conditions, reducing risks of motor burnout and unplanned downtime.

This relay integrates seamlessly with Havells contactors, making it an essential part of motor starter panels and automation systems. Operators can select between manual and automatic reset options, offering flexibility depending on the application requirements.

Engineered with rugged construction, the Havells Thermal Overload Relay 111A – 185A performs reliably under harsh industrial environments. It is not only a dependable choice for motor protection but also a cost-effective solution that reduces maintenance costs and extends equipment life.

🔹 Key Features

• Adjustable Current Range: 111A – 185A

• Advanced Bimetallic Sensing: Provides accurate overload protection.

• Phase Failure & Imbalance Protection: Prevents damage from single phasing.

• Reset Modes: Manual or automatic reset for operational flexibility.

• Compact & Easy Mounting: Designed for direct use with Havells contactors.

• Industrial Grade Build: Withstands demanding applications with ease.

🔹 Benefits

1. Complete Motor Safety – Protects against overload, overheating, and phase imbalance.

2. Increased Motor Life – Prevents premature wear and damage.

3. Reduced Downtime – Quick response minimizes breakdowns.

4. Cost Savings – Lowers repair and replacement expenses.

5. Trusted Havells Assurance – High reliability in industrial environments.

🔹 Applications

• Industrial compressors

• Crushers and blowers

• Conveyor systems

• Large water & process pumps

• HVAC and refrigeration plants

• Rolling mills and manufacturing lines

🔹 Technical Specifications

• Brand: Havells

• Model: Thermal Overload Relay 111A – 185A

• Current Range: 111 – 185 Amperes

• Protection Features: Overload, overheating, single phasing, imbalance

• Reset Options: Manual / Automatic

• Mounting: Direct mounting with Havells contactors

✅ The Havells Thermal Overload Relay 111A – 185A delivers superior motor protection for heavy-duty applications, ensuring safe, reliable, and long-lasting performance.