SE-GRM500

SE-GRM500 is a general-purpose pulsed relay module, which is composed of a pulse amplifier circuit, a step-down transformer and a solid-state relay. It is a wide range of applications in power contact, motor control, handling, automatic control, current, voltage, temperature measurement and protection, etc., it has a wide input voltage range, high insulation, high reliability and good anti-interference ability, is the ideal choice of power automation equipment.

Application field

There are three types of SE-GRM500, the rated current is 5A, 10A and 15A respectively. The model is suitable for use in many electrical systems, such as AC/DC variable speed motors, contactors, and other power control systems. It can also be used in industrial process control, automotive and medical control systems, air conditioning, light control, transformer protection systems and other automatic control systems.

Working Principle

SE-GRM500 is a high-efficiency, low-consumption digital pulse width modulation (PWM) device. In this device, the input signal is converted to a PWM (pulse width modulation) signal by a pulse circuit. The output signal of the pulse circuit controls the output state of a transformer. The transformer connected to the pulse amplifier feeds a pulse voltage to the solid-state relay. Thus, the rated voltage of the output power is turned on or off, achieving the purpose of signal conversion.

The electrical design of the device makes it have high power efficiency, low power consumption, low residual voltage, high input/output insulation, good anti-interference ability and wide voltage range. While ensuring the reliability and stability of the system, it also reduces the cost, simplifies the system design, and overcomes the reliability issues of mechanical relays.

Conclusion

The SE-GRM500 is a versatile and reliable digital pulse width modulation device. Multiple applications ensure that it can be used in a variety of electric system applications. It offers low power consumption, high efficiency and anti-interference ability, making it an ideal choice for most power automation equipment.