Fuji Electric TK-5-1N-4NK0HF Thermal Overload Relay protects motors by monitoring current and tripping a connected contactor when an overload occurs. It is rated for 0.64–0.96 A, making it suitable for motor protection in control circuits. The TK-5-1N-4NK0HF designation identifies this specific relay variant within Fuji Electric's TK-5-1N family, ensuring correct current protection in motor control installations.
