Thermal Overload Relay｜Motor Protection for Industrial Equipment & Long-Term Reliability

Thermal Overload Relays are essential for preventing motor failures due to excessive current or heat. Hitachi’s Thermal Relay is built for precise and timely response, shielding motors from overload damage while maintaining optimal performance across various industrial environments.
With a wide selection of frame sizes, it supports motors from small-scale applications to large production systems. The relay complies with global standards (IEC, VDE, BS, DIN), ensuring safety and compatibility in diverse sectors—from manufacturing to infrastructure.
Hitachi Asia (Thailand) Co., Ltd., headquartered in Bangkok, delivers fast and dependable service across Southeast Asia, including Indonesia, Malaysia, Myanmar, the Philippines, Singapore, Thailand, and Vietnam.
■ Features
‐ Wide Compatibility: Supports a broad current range and multiple motor sizes.
‐ Accurate Overload Detection: Advanced sensors ensure fast response to overloads.
‐ Rugged & Reliable: Built to perform in demanding industrial environments with long-term stability.
‐ Global Certification: Meets international safety and performance standards.
■ Technical Specifications
‐ Current Range: Designed for small to large motors in diverse applications.
‐ Compliance: Certified under IEC, VDE, BS, and DIN regulations.
‐ Applications:
‐ Manufacturing lines
‐ Industrial machines
‐ HVAC systems
‐ Infrastructure-related motor systems
📄 For more information, download the product PDF or contact our technical support team.
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