VS-VSKV91/10

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

VS-VSKV91/10 Application Field and Working Principle

VS-VSKV91/10 is a thyristor-based power electronic device, also known as a silicon-controlled rectifier (SCR), for industrial use. It is a bidirectional solid state relay that allows current to pass in either direction and can be used for both AC and DC applications. It is a 4-terminal device with a main cathode, main anode, gate control and gate sense electrode.

The VS-VSKV91/10 is designed for use in applications where higher switching power and variable-speed motor control applications are required. It is an ideal choice for variable speed motor applications where speed control is achieved by controlling the AC line voltage. It can also be used for other applications that require high speed switching, such as power supplies and variable speed drives.

The VS-VSKV91/10 module can switch AC voltages up to 600V and current up to 400A, with a surge current handling capability of up to 8,000A. It has an average on-state current of 200A and a gate trigger current of 10mA. It has a maximum junction-temperature range of 175°C and an isolation voltage of 4000V.

The device is controlled using a gate-sense control, which signals the device when to turn on and off. By connecting a voltage through a resistor between the gate-sense and gate control electrodes, the VS-VSKV91/10 can be triggered by an external circuit or sensor. The device is turned off when the gate-sense voltage exceeds the gate storage voltage, which is typically 5V. The device is automatically turned off when the external voltage is removed.

The device operates in various modes, such as phase control, pulse control, forward conduction mode, zero-voltage control and zero-current control. In phase control mode, the VS-VSKV91/10 controls the amount of power passing through the load by regulating the current used to supply power to the load. This is done by rapidly turning the device on and off, with the average current supplied to the load proportional to the average voltage applied to the gate.

Pulse control mode is used to limit the voltage levels within the device. In this mode, the VS-VSKV91/10 is turned on and off at a lowered frequency. If the load voltage exceeds a certain level, the device will be turned off until the voltage level drops below a certain threshold.

The VS-VSKV91/10 can be used in either forward conduction mode or reverse conduction mode. In forward conduction mode, current is supplied to the load in only one direction when the gate voltage is higher than the anode voltage. In reverse conduction mode, current is supplied to the load in both directions when the gate voltage is less than the anode voltage. The device can also be used in zero-current and zero-voltage control mode, which allow for greater control over power delivery to the load.

The VS-VSKV91/10 is a versatile device that can be used in a variety of applications. It is a popular choice for AC motor control, power supplies, electronic ballasts and contactors.

The specific data is subject to PDF, and the above content is for reference