Dong-A Electric DTH22b 7.5A Thermal Overload Relay DTH-22b Range 6-9A, 690V

Dong-A Electric DTH22b 7.5A Thermal Overload Relay DTH-22b Range 6-9A, 690V

It is a motor protection device (thermal overload relay) designed to safeguard motors up to ~7.5 A against overload and phase failure

Manufacturer: Dong-A Electric Co., Ltd. (South Korea)

Model: DTH-22b

Type: Thermal Overload Relay (used with magnetic contactors, e.g., DMC series)

Rated Current Range: 7.5 A (adjustable within a specified band, typically ~6–9 A depending on sub-model)

Application: Provides overload protection for motors and circuits, Works in conjunction with contactors to trip the circuit in case of sustained overload, Protects against phase failure, overload, and long-duration overcurrent

Mounting: Usually mounts directly onto DMC series magnetic contactors (e.g., DMC-18, DMC-22)

The Dong-A Electric DTH22B Thermal Overload Relay is a critical safety component designed to protect motors and electrical circuits from damage caused by overload conditions. Engineered for precision and durability, this relay ensures reliable thermal protection by accurately detecting excessive current and disconnecting the circuit before overheating occurs. Its compact and robust design makes it suitable for use in industrial control panels, motor starters, and automation systems where operational safety is a priority. Industries that plan to buy Dong-A Electric DTH22B Thermal Overload Relay often choose this model for its consistent performance and compatibility with standard motor control assemblies. The relay supports smooth system operation by minimizing unexpected failures and reducing long-term maintenance costs. It is ideal for applications that demand stable motor protection under continuous or variable load conditions.

For planned maintenance or system upgrades, organizations can order Dong-A Electric DTH22B Thermal Overload Relay to maintain safety standards and ensure uninterrupted production processes. The device is easy to install and integrates seamlessly into existing electrical setups. With the option to source the Dong-A Electric DTH22B Thermal Overload Relay online, procurement becomes faster and more efficient. Businesses that prefer to buy Dong-A Electric DTH22B Thermal Overload Relay online benefit from convenient sourcing while ensuring dependable performance and long-term electrical protection.

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