Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor

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.

(Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor)

Specification of Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor

The Entire KP Collection SCR Thyristor uses high-performance phase control options for requiring industrial and power applications. Developed for reliability and performance, these thyristors are offered in 300A and 500A current scores with a repeated height off-state voltage (VDRM/VRRM) of 1600V, making them optimal for high-voltage systems such as electric motor drives, power materials, and industrial heating tools. The robust construction makes certain steady procedure under severe electric and thermal conditions. Secret electrical requirements consist of an RMS on-state present (IT(RMS)) of 300A or 500A, depending upon the design, allowing continual high-current efficiency. The surge present rating (ITSM) reaches up to 5.5 kA (for 500A versions), providing essential overload protection throughout short-term occasions. Gateway trigger criteria are optimized for precision control, with a gateway trigger voltage (VGT) of 1.5 V and gate trigger current (IGT) ranging from 50mA to 150mA, guaranteeing compatibility with low-power control circuits. Thermal monitoring is facilitated by a reduced thermal resistance junction-to-case (RthJC) of 0.12 ° C/W for the 300A design and 0.08 ° C/W for the 500A variant, enabling efficient warm dissipation when paired with appropriate heatsinks. The maximum operating junction temperature level (Tj) is 125 ° C, ensuring resilience in high-temperature atmospheres. These thyristors feature a stud-type plan with a sturdy metal housing, made for protected installing and ideal thermal conductivity. Applications include phase-controlled correction, AC/DC motor controls, voltage policy, and soft-start systems. Constructed to satisfy worldwide requirements, the KP Series provides high sound immunity, reduced leak present, and long-lasting stability. Reverse obstructing capacities match the forward voltage rankings, guaranteeing bidirectional defense. With qualifications such as RoHS compliance, these thyristors are environmentally friendly and ideal for international markets. Their tough layout reduces failing rates in extreme problems, making them an economical selection for renewable energy systems, industrial automation, and hefty machinery. Engineers value the KP Collection for its equilibrium of efficiency, ease of combination, and capability to take care of repetitive high-power cycles without deterioration.

(Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor)

Applications of Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor

The Entire KP Collection SCR Thyristor, offered in 300A, 500A, and 1600V arrangements, is a high-power semiconductor gadget developed for robust phase control applications. These thyristors master managing a/c power by controling voltage and current with specific phase-angle control, making them perfect for commercial, commercial, and renewable resource systems. Their tough building and construction makes sure trustworthy efficiency popular settings, with excellent thermal security and high surge existing tolerance.

** Industrial Motor Control **: These SCRs are commonly utilized in electric motor drive systems to adjust speed and torque in heavy equipment, conveyor belts, and CNC devices. By regulating the power delivered to motors, they improve effectiveness and lower mechanical tension.

** Power Correction **: In electroplating, welding, and battery charging systems, the KP Collection converts air conditioner to controlled DC output. The 1600V obstructing voltage and high present rankings ensure stable procedure in high-power rectifiers, even under fluctuating lots.

** Heating and Temperature Guideline **: Industrial heaters, induction heating units, and ovens rely on these thyristors for accurate temperature control. Phase-angle firing makes it possible for smooth adjustment of heating elements, maximizing energy usage and process consistency.

** Lighting Systems **: High-intensity illumination configurations, such as phase lights or road lights, utilize these SCRs for lowering and soft-start functions, lengthening lamp life and reducing power surges.

** Renewable Energy Integration **: In solar inverters and wind turbine converters, the KP Series handles power conversion and grid synchronization. Their high voltage ranking ensures compatibility with medium-voltage systems, enhancing renewable resource effectiveness.

** Uninterruptible Power Material (UPS)**: These thyristors give smooth changing and voltage guideline in backup power systems, critical for information centers and clinical centers requiring no downtime.

** Traction Equipments **: Electric trains and trams use phase-controlled SCRs for smooth velocity and regenerative stopping, boosting energy recovery and functional safety and security.

Developed for sturdiness, the KP Series SCRs feature low thermal resistance and durable seclusion, ensuring lasting integrity in high-temperature settings. Their conformity with worldwide requirements guarantees security and interoperability across international applications. By supplying specific control, high efficiency, and sturdy performance, the KP Series SCR Thyristor 300A/500A/1600V is a cornerstone modern technology for modern-day power management options.

Company Profile

Luoyang Datang Energy Tech 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 Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor, 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 Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor

**What is a phase control thyristor (SCR) and how does it work?**
A phase control thyristor, or silicon-controlled rectifier (SCR), is a solid-state semiconductor device used to control power in AC circuits. It operates by adjusting the phase angle of the input voltage to regulate output power. When a gate pulse is applied during the positive half-cycle of the AC waveform, the SCR conducts until the current drops below its holding threshold, enabling precise control over power delivery to loads like motors or heaters.

**What are the typical applications of the KP Series SCR Thyristor 300A/500A 1600V?**
These high-power thyristors are designed for industrial applications requiring robust phase control, such as motor speed controllers, industrial heating systems, voltage regulators, and soft starters. Their 1600V voltage rating and high current capacity (300A or 500A) make them suitable for heavy-duty equipment in manufacturing, energy distribution, and HVAC systems.

**Why is the 1600V voltage rating important?**
The 1600V rating indicates the device’s maximum repetitive peak off-state voltage (VDRM), ensuring reliable operation in high-voltage environments. This rating provides a safety margin for transient voltage spikes common in industrial settings, preventing breakdown and enhancing longevity in circuits with AC line voltages up to 1,100V RMS.

**How is heat managed in these thyristors?**
Efficient thermal management is critical for SCRs handling high currents. The KP Series requires mounting on a heatsink with thermal interface material (e.g., grease or pads) to dissipate heat. Proper airflow and ambient temperature control are essential to maintain junction temperatures within safe limits (typically -40°C to +125°C), ensuring optimal performance and avoiding thermal runaway.

**How do I choose between the 300A and 500A models?**
Select the 300A or 500A model based on your system’s maximum current requirements. The 500A variant suits higher-load applications like large industrial heaters or heavy machinery, while the 300A model is ideal for moderate loads. Always factor in a safety derating (e.g., 20-30% below the rated current) to account for surges and ensure long-term reliability.

(Whole KP Series SCR Thyristor 300A 500A 1600V Phase Control Thyristor)