ND421825

Series:	--
Packaging:	Bulk
Lead Free Status / RoHS Status:	--
Part Status:	Active
Moisture Sensitivity Level (MSL):	--
Structure:	Series Connection - SCR/Diode
Number of SCRs, Diodes:	1 SCR, 1 Diode
Voltage - Off State:	1.8kV
Current - On State (It (AV)) (Max):	250A
Current - On State (It (RMS)) (Max):	393A
Voltage - Gate Trigger (Vgt) (Max):	3V
Current - Gate Trigger (Igt) (Max):	150mA
Current - Non Rep. Surge 50, 60Hz (Itsm):	8800A @ 60Hz
Operating Temperature:	-40°C ~ 130°C (TJ)
Mounting Type:	Chassis Mount
Package / Case:	POW-R-BLOK™ Module

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

Thyristors - SCRs - Modules

The ND421825 thyristor module is one example of a wide range of thyristor devices available for controlling and controlling electrical loads in a system. The ND421825 is a single-in-line, three-terminal, three-phase, 1200-VAC thyristor module designed for demanding load control applications in industrial and commercial motor drives, welding systems and power supplies.The ND421825 is a three-phase, 1200-VAC, Thyristor-controlled AC switch module. It is a three-terminal device containing a high-voltage isolated gate thyristor (Thyristor SCR) along with associated series and filter capacitors. This module is used to switch large AC loads such as industrial motor drives and welding systems.The ND421825 has a maximum peak repetitive on-state current of 42A, a maximum surge on-state current of 180A, and a typical turn-on/turn-off time of 10μs/350μs. The module features a 1500V electromechanical Coupling Voltage Breakdown (CBB) insulation rating, providing an excellent level of isolation for reliable operation. The ND421825 is an ideal choice for environments where the load must be switched quickly, efficiently, and reliably. The wide range of gate voltages available (10V to 16V) accommodates a variety of applications and operating voltages, making it suitable for almost any motor control system. The ND421825 module is a widely used thyristor device with a variety of application areas. Thyristors are widely used in a variety of motor control applications, such as motor starters, UPS systems, soft starters, variable speed drives, electronic power supplies, and more. Additionally, they are also used to switch large AC loads such as industrial pumps, HVAC systems, and welding systems. The working principle behind the ND421825 module is based on a thyristor, also called a silicon-controlled rectifier (SCR). The ND421825 module consists of a thyristor SCR, a series capacitor or filter capacitor, and a trigger circuit. This circuit is known as the gate circuit. When the gate voltage is applied across the thyristor SCR, the thyristor turns on. This turns on the AC load connected to its output terminals. When the gate signal is removed, the thyristor turns off again, de-energizing the load and turning it off. The series capacitor helps to limit the voltage surge of the AC load when the thyristor turns on or off. This helps minimize damage to the thyristor and other components in the circuit. The ND421825 module is designed to be highly reliable, efficient, and fast, while providing reliable switching of the AC load. In addition, the insulation rating at 1500V ensure the safety of users and make the device ideal for use in industrial and residential settings. The ND421825 module is a robust and reliable switching device for AC load control applications in which high speed and efficiency are paramount. The module is designed to provide excellent performance, reliability, and efficiency in a wide range of DC motor control systems, welding systems and power supplies. The wide range of gate voltages, adjustable isolation rating, and efficient switching make it a suitable choice for almost any motor control system.

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

Part Number	Manufacturer	Price	Quantity	Description