Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160

Overview of Phase Control Thyristor

A phase control thyristor, often referred to as a triac or SCR (Silicon Controlled Rectifier) in certain applications, is a semiconductor device used for controlling the amount of power delivered to a load by adjusting the phase angle at which the AC waveform is allowed to conduct. This method of control is known as phase angle control or simply phase control. Phase control thyristors are widely used in various applications that require precise regulation of electrical power, such as lighting dimmers, motor speed controls, temperature controllers, and more.

Features of Phase Control Thyristor

Phase Angle Control: Allows adjustment of the conduction point within each half-cycle of the AC waveform, enabling precise control over the average power delivered to the load.

High Efficiency: Operates with minimal losses when conducting, providing efficient power control.

Bidirectional Conductivity (Triacs): For AC applications, triacs can conduct current in both directions, making them suitable for full-wave control of AC loads.

Unidirectional Conductivity (SCRs): SCRs conduct current in one direction only and are typically used for half-wave control of AC or DC loads.

Gate Triggering: Conduction begins when a small current is applied to the gate terminal, allowing for easy control of the turn-on point.

Latching Current: Once triggered, the thyristor continues to conduct until the current through it falls below a certain level called the holding current.

Temperature Sensitivity: Performance can be affected by temperature changes, requiring thermal management considerations in design.

Voltage and Current Ratings: Available in a wide range of voltage and current ratings to suit different application needs.

Noise Generation: Can generate electromagnetic interference (EMI), necessitating proper filtering and shielding in sensitive applications.

Protection Mechanisms: Often include built-in protection against overvoltage and overcurrent conditions to safeguard the device and connected systems.

(Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160)

Specification of Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160

Right here’s the item content regarding those stage control thyristors:

This product line covers heavy-duty stud-mount thyristors developed for commercial stage control. The SCRs handle high power degrees accurately. They handle requiring applications like motor controllers and commercial heating systems. The standard models are 20RIA, 50RIA, 80RIA, 50RIA120, and 50RIA160. Each version provides distinctive power scores.

The 20RIA handles typical on-state currents up to 20 Amps. Its top obstructing voltage reaches 200 Volts. The 50RIA version supports 50 Amp average currents. It obstructs up to 400 Volts in the off state. The 80RIA tips up to 80 Amps typical current capability. Its voltage score matches the 50RIA at 400 Volts.

Greater voltage variations are readily available. The 50RIA120 supplies the exact same 50 Amp present rating. Its crucial distinction is raised voltage barring, ranked for 1200 Volts. The 50RIA160 likewise uses a 50 Amp average existing. It delivers the greatest voltage ranking in the series, obstructing 1600 Volts.

All thyristors in this collection share a stud-mount plan. This style ensures superb thermal transfer to a heatsink. Effective warmth dissipation is important for steady procedure under lots. They feature a typical entrance trigger present, usually 50mA. This makes them compatible with typical control circuits. The tools endure significant rise currents. This shields against brief overloads in extreme environments.

The thyristors are created for recurring switching. They keep efficiency over long running life. Their durable construction suits factory automation and power conversion devices. These SCRs provide reliable changing for demanding air conditioning power control jobs.

(Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160)

Applications of Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160

Phase Control Discrete Stud Thyristors like the 20RIA, 50RIA, 80RIA, 50RIA120, and 50RIA160 are powerful switches for managing air conditioning power. They handle high currents and voltages dependably. These stud-mounted parts are constructed challenging. They are developed for requiring jobs where solid electrical control is required. Their primary work is taking care of the power flow in a/c systems. They do this by exactly switching on at a certain point in the a/c voltage cycle. This is called phase-angle control. It allows you adjust the typical power provided to a load efficiently.

These thyristors see hefty usage in commercial electric motor drives. They regulate the speed of big air conditioner electric motors. This is common in pumps, fans, and conveyor belts. They give a smooth beginning. This reduces anxiety on the motor and the mechanical parts. They are likewise vital in industrial heater. Assume huge ovens or furnaces. They manage the temperature level by adjusting the power going to heating elements accurately. This saves power and offers stable control.

An additional large location is welding tools. These SCRs take care of the main power supply in welders. They make certain a stable, manageable arc. This is key for consistent welding outcomes. They are additionally found in power products and rectifiers. They transform a/c power to DC power. They handle this conversion efficiently, particularly for high-power DC demands. Battery chargers for big batteries utilize them also. They regulate the billing present and voltage precisely. This secures the batteries and makes billing efficient.

The stud style is essential. It permits these SCRs to screw straight onto huge heatsinks or busbars. This eliminates heat extremely effectively. Good warm dissipation is critical. It allows them operate reliably at high power levels for extended periods. Their robust construction makes them suitable for extreme factory atmospheres. You find them in metal processing plants, chemical plants, and power generation facilities. They manage huge makers and procedures. The different present scores (20A, 50A, 80A, 120A, 160A) indicate there’s an appropriate thyristor for different power degrees. You choose the ideal one based upon the voltage and current your particular application needs.

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 Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160, 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 Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160

What are these thyristors used for?
These stud thyristors control power in AC circuits. They manage heavy electrical loads effectively. Common uses include industrial motor speed controls, large heater temperature regulation, and lighting systems. They handle significant power switching reliably.

How much current and voltage can they handle?
The model number shows the current rating. For example, 20RIA handles 20 Amps, 50RIA handles 50 Amps. The voltage rating is also part of the name. Look at 50RIA120 for 1200V blocking, 50RIA160 for 1600V blocking. Choose the right model for your circuit’s voltage needs.

How do I mount them?
These are stud mount devices. They have a threaded metal stud on one side. You screw this stud directly onto a metal heatsink. Good metal-to-metal contact is essential. This contact removes heat generated during operation. Proper mounting prevents overheating and failure.

Do they get hot?
Yes, they generate heat when switching large currents. You must use a heatsink. The heatsink size depends on the current load and your application’s conditions. Larger currents need bigger heatsinks. Insufficient cooling causes damage. Follow the datasheet recommendations for heatsinking.

Why the stud design?
The stud design gives excellent thermal performance. It provides a direct, low-resistance path for heat to flow into the heatsink. This design is robust for high-power applications. It allows efficient cooling necessary for handling substantial currents reliably.

(Phase Control Discrete Stud Thyristor SCR 20RIA 50RIA 80RIA 50RIA120 50RIA160)