Three Phase Diode Bridge Rectifier Module, 150/200/250 Amp

3-phase rectifier module is widely used in DC power supply of instruments and equipment, PWM frequency converter input rectification in power electronic equipment, DC motor excitation power supply and input rectification of switching power supply, etc.

Features

• Provide electrical insulation of 2500V voltage between the chip and the substrate to ensure reliable isolation.
• 3-phase bridge rectifier module has excellent temperature characteristics and power cycling capability, and can operate stably under extreme working conditions.
• Its design achieves low forward voltage drop, thereby improving energy efficiency and reducing power loss.
• The bridge rectifier module supports high surge currents to meet the demand for instantaneous high loads.
• The maximum working junction temperature of the equipment can reach 150 ℃, meeting the requirements of high-temperature environments.
• Its compact design makes it small in size and lightweight, making it easy to install and move.

Specification

Note: This product must be installed on a heat sink. Please contact us to choose a suitable heat sink according to the actual situation.

Dimension (mm)

Circuit Diagram

Tips: How to test a rectifier module?

To test a rectifier module, begin by performing a visual inspection to identify any signs of damage, such as burnt components or loose connections. Use a multimeter to check each diode within the module in diode mode, you should observe a forward voltage drop in one direction and no conduction in the reverse direction to confirm proper diode functionality. Additionally, measure the resistance across the input and output terminals to ensure there are no short circuits or unexpected low resistance readings.

Next, connect the rectifier module to an AC power supply and use the multimeter to measure the DC output voltage. Compare this with the expected output to verify that the rectification process is functioning correctly. For more thorough testing, apply a load to the output and monitor the voltage to ensure it remains stable under load conditions, indicating effective rectification and regulation.