westcode thyristor scr 300a SW30CXC820

Overview of Thyristor Modules

Thyristor modules are key components in power electronics technology. They consist of one or more thyristors encapsulated in a compact housing. Thyristors are four-layer, three-terminal semiconductor devices that are primarily used in applications that control and regulate high-power AC or DC current. They can quickly switch from a high-impedance state to a low-impedance conduction state based on a trigger signal, thereby achieving precise control of current.

Features and Benefits of Thyristor Modules

High power handling capability: Thyristor modules can withstand extremely high voltages and currents, making them suitable for industrial-grade power conversion and control systems.

Fast response time: Very short switching times and low losses ensure high-efficiency operation.

Reliability and durability: Rugged design, stable operation in harsh environments, and long life.

Easy integration: Modular design simplifies installation and reduces maintenance requirements.

Overload protection: Built-in protection mechanisms such as over-temperature and over-current protection enhance system safety.

Versatile applications: Widely used in a variety of applications requiring precise current control.

(westcode thyristor scr 300a SW30CXC820)

Specification of westcode thyristor scr 300a SW30CXC820

The Westcode Thyristor SCR SW30CXC820 is a high-power silicon-controlled rectifier developed for robust performance in demanding commercial applications. This 300A-rated tool uses reliable switching and control in high-voltage circuits, making it appropriate for power conversion, motor drives, and phase control systems. Secret requirements consist of a repeated peak off-state voltage (VDRM) and turn around voltage (VRRM) of 820V, guaranteeing steady procedure under high-stress conditions. The maximum average on-state current (IT(AV)) is 300A, with a peak non-repetitive rise existing (ITSM) of 5.3 kA (10ms half-sine wave), giving durability against short-term overloads. The thyristor features a reduced thermal resistance junction-to-case (RthJC) of 0.12 ° C/W, allowing reliable warm dissipation for continual high-current procedure. Its vital rate of surge of off-state voltage (dv/dt) is 1000V/ µs, lessening the threat of unexpected triggering throughout voltage spikes. The gate trigger specifications include an entrance trigger existing (IGT) of 150mA and gateway trigger voltage (VGT) of 2.5 V, guaranteeing accurate control with common drive circuits. The gadget operates within a joint temperature level range of -40 ° C to +125 ° C, with a storage temperature level variety of -40 ° C to +150 ° C, making sure integrity in severe settings. The SW30CXC820 is housed in a stud-mounted plan with a 19mm diameter base, compatible with conventional heatsink installing equipment. It needs a mounting stress of 35-45 N · m to preserve optimum thermal get in touch with. The thyristor’s on-state voltage decline (VT) is 1.65 V at 300A, minimizing conduction losses. Its reverse leakage current (IR) is rated at 15mA at 820V and 125 ° C, ensuring reduced standby power dissipation. Developed for industrial-grade toughness, it complies with RoHS directives and is suitable for usage in AC/DC power controllers, UPS systems, and welding tools. The SW30CXC820 incorporates high rise capacity, reduced thermal impedance, and durable building, making it excellent for high-reliability applications requiring accurate power administration and long-lasting security.

(westcode thyristor scr 300a SW30CXC820)

Applications of westcode thyristor scr 300a SW30CXC820

The Westcode Thyristor SCR 300A SW30CXC820 is a high-power semiconductor tool developed for requiring commercial and industrial applications requiring exact control of high currents and voltages. With a robust 300A existing ranking and high-voltage capability, this thyristor masters atmospheres where dependability, efficiency, and thermal security are crucial. Its tough construction ensures performance under extreme conditions, making it suitable for varied industries.

In industrial electric motor control systems, the SW30CXC820 is made use of in variable rate drives and soft starters for AC/DC electric motors, making it possible for smooth velocity and torque control in heavy equipment, pumps, and compressors. This minimizes mechanical tension and energy consumption. For power conversion, it serves in rectifiers and inverters, transforming a/c to DC (or vice versa) in electrolysis, electroplating, and welding equipment, where secure high-current result is vital.

Renewable energy systems, such as solar and wind power setups, utilize this thyristor in inverters and converters to manage grid integration, guaranteeing effective DC-AC conversion and defense against voltage changes. In high-voltage straight current (HVDC) transmission, it allows reliable long-distance power transfer with marginal losses, sustaining grid stability.

The SW30CXC820 is vital in Uninterruptible Power Supplies (UPS) and fixed transfer switches, offering immediate changing throughout power blackouts to secure delicate devices in information centers and healthcare centers. Home heating control systems, including commercial heating systems and induction heating systems, leverage its phase-angle control for specific temperature level monitoring.

Rail transport counts on this thyristor for grip electric motor control and auxiliary power systems in trains and cable cars, guaranteeing trustworthy velocity and energy recovery. Its rugged layout endures resonances and temperature variations typical in transit applications.

Key features include outstanding thermal efficiency, reduced transmission losses, and high surge present tolerance, lowering downtime in rough settings. Certified with global criteria, the SW30CXC820 is relied on fields like production, energy, and framework for its toughness and effectiveness, delivering lasting operational stability in high-power circumstances.

Company Profile

PDDN Photoelectron Technology Co., Ltd.(sales@pddn.com) is one of the leading enterprises in power electronics technology and power products, which is fully involved in developing solar inverters， transformers, voltage regulators, distribution cabinets, thyristors， modules， diodes， heaters, and other electronic devices or semiconductors. We will be committed to providing users with high-quality, efficient products and considerate service.

It accepts payment via Credit Card, T/T, West Union, and Paypal. PDDN will ship the goods to customers overseas through FedEx, DHL, by sea, or by air. If you want high-quality westcode thyristor scr 300a SW30CXC820, please send us inquiries; we will be here to help you.

Payment Methods

L/C, T/T, Western Union, Paypal, Credit Card etc.

Shipment

By sea, by air, by express, as customers request.

Storage Conditions

1) Store in a dry environment at room temperature.

2) Avoid damp and high temperature.

3) Use immediately after opening the inner packing bag.

5 FAQs of westcode thyristor scr 300a SW30CXC820

**What is the primary application of the Westcode Thyristor SCR 300A SW30CXC820?**
The Westcode SW30CXC820 is designed for high-power switching and control in industrial applications. It is commonly used in motor drives, power supplies, soft starters, and AC/DC power conversion systems. Its 300A current rating and robust construction make it ideal for heavy-duty environments like steel mills, mining equipment, and renewable energy inverters.

**What are the key electrical specifications of the SW30CXC820?**
This thyristor has a repetitive peak off-state voltage (VDRM) of 820V and an average on-state current (ITAV) of 300A. It supports surge currents up to 3.8kA (non-repetitive) and features a low gate trigger current, ensuring reliable switching under high-stress conditions. The device operates within a junction temperature range of -40°C to 125°C.

**How does the SW30CXC820 handle thermal management?**
Effective heat dissipation is critical. The thyristor must be mounted on a properly sized heatsink using thermal interface materials to maintain junction temperatures within safe limits. Forced air or liquid cooling may be required in high-duty-cycle applications. Derating guidelines should be followed if ambient temperatures exceed 40°C.

**What protection features does the SW30CXC820 include?**
The thyristor itself does not include built-in protection circuits. External snubber networks, fuses, or varistors are recommended to suppress voltage transients, limit dv/dt stress, and protect against overcurrent or short-circuit events. Proper gate drive design is also essential to avoid unintended triggering.

**Is the SW30CXC820 compliant with industry standards?**
Yes, it meets international standards for reliability and performance, including IEC and UL certifications. Westcode’s rigorous testing ensures high surge capability, low leakage current, and long-term durability in harsh environments. Always refer to the datasheet for detailed compliance and application-specific guidelines.

(westcode thyristor scr 300a SW30CXC820)