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Description
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 capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A)
Specification of Phase Control capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A
The Phase Control Capsule Thyristor Convex SCR series, including versions KP200A, KP500A, KP800A, KP1000A, KP1500A, and KP2000A, is designed for high-power stage control applications in commercial and business systems. These thyristors include durable building, high rise existing capacity, and trustworthy efficiency in demanding environments.
** Voltage Rankings: ** The repetitive top off-state voltage (VDRM) and turn around repeated peak voltage (VRRM) range from 1200V to 3000V, relying on the model. For instance, the KP200A supports approximately 2000V, while the KP2000A takes care of up to 3000V, making sure compatibility with tool- to high-voltage systems.
** Current Ratings: ** Average ahead existing (IT(AV)) varies from 200A (KP200A) to 2000A (KP2000A). Surge current (ITSM) ranges from 3kA to 30kA (non-repetitive), with greater designs like the KP2000A offering premium overload security. RMS on-state present (IT(RMS)) ranges proportionally, sustaining continual high-power operations.
** Entrance Requirements: ** Activating parameters consist of a gate trigger voltage (VGT) of 1.5 V to 3V and entrance trigger current (IGT) of 50mA to 250mA, making sure low-power control circuit compatibility. Optimum gate power dissipation (PGM) is 5W throughout all designs.
** Thermal Characteristics: ** Junction-to-case thermal resistance (Rth) ranges from 0.03 ° C/W (KP2000A) to 0.15 ° C/W (KP200A), making it possible for efficient heat dissipation. Running joint temperature (Tj) covers -40 ° C to +125 ° C, with storage temperatures as much as +150 ° C.
** Package: ** Enclosed in a convex press-pack pill layout, these thyristors utilize high-strength silicon nitride or alumina porcelains for electrical insulation and mechanical stability. Hermetic sealing guarantees resistance to moisture and pollutants. Placing alternatives include stud or press-fit arrangements for safe combination.
** Applications: ** Suitable for motor speed control, commercial heating unit, power products, and AC/DC voltage regulation. They are matched for correction, soft-start circuits, and UPS systems, providing specific phase-angle control.
** Conformity: ** Fulfills worldwide criteria such as IEC 60747-6 for reliability and safety and security.
The Convex SCR collection combines high rise resistance, thermal performance, and long-term toughness, making it a versatile option for high-power phase control across markets. Select the version based on voltage, present, and thermal needs for optimal system performance.
(Phase Control capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A)
Applications of Phase Control capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A
The Stage Control capsule thyristor Convex SCR collection, consisting of versions KP200A, KP500A, KP800A, KP1000A, KP1500A, and KP2000A, is crafted for high-power switching and accuracy stage control in industrial and business applications. These thyristors are created with a durable capsule framework, guaranteeing premium thermal performance, electrical stability, and resilience popular environments. Their primary function is to control air conditioner power by managing the transmission angle, enabling reliable administration of voltage, present, and power in varied systems.
** Key Applications: **.
1. ** Motor Speed Control: ** Used in AC electric motor drives for industrial machinery, conveyor systems, and HVAC devices, these thyristors make it possible for smooth velocity, deceleration, and torque law.
2. ** Home heating Equipments: ** Ideal for temperature control in industrial heaters, induction heaters, and resistance home heating devices, supplying exact power modulation for regular thermal output.
3. ** Light Dimming and Lights Control: ** Deployed in high-power lights systems, such as stage lighting and road lamps, to change illumination degrees without flicker or power loss.
4. ** Power Materials: ** Integral to adjustable DC power products and battery chargers, guaranteeing steady outcome for electroplating, electrolysis, and renewable resource storage systems.
5. ** Soft Starters: ** Safeguard motors and mechanical systems from inrush currents by gradually ramping up voltage during start-up, extending equipment life expectancy.
6. ** Voltage Regulation: ** Made use of in voltage stabilizers and UPS systems to maintain regular power shipment in grids or delicate commercial configurations.
7. ** Renewable Energy Combination: ** Assist in power conversion and grid synchronization in solar inverters and wind turbine systems, boosting power effectiveness.
The KP collection excels in high-current settings, with current rankings from 200A to 2000A and voltage thresholds as much as 1600V. The convex style maximizes heat dissipation, enabling operation under high thermal tension. Encapsulated in silicone gel and housed in protected housings, these thyristors withstand moisture, dust, and resonances, guaranteeing integrity in extreme problems. They are compatible with conventional warmth sinks and control circuits, simplifying integration right into existing systems.
Engineered for precision and longevity, the Phase Control Convex SCR collection is a cornerstone of industrial automation, energy monitoring, and power electronic devices, supplying unequaled performance in high-stakes applications.
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 Phase Control capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A, 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 capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A
What is a Phase Control Thyristor (SCR) and how does it work? A Phase Control Thyristor, or Silicon Controlled Rectifier (SCR), is a semiconductor device used to regulate power in AC circuits by controlling the phase angle of the input voltage. It triggers conduction only when a gate signal is applied during a specific portion of the AC waveform, allowing precise control over the power delivered to a load. This makes it ideal for applications like motor speed control, dimmers, and industrial heating systems.
What are the typical applications of Convex SCR models like KP200A to KP1500A? These high-current thyristors are designed for heavy-duty industrial applications requiring robust power control. Common uses include motor drives, electroplating, induction heating, welding equipment, and voltage regulators. The KP series’ high current ratings (200A to 1500A) suit them for machinery in manufacturing, energy distribution, and large-scale automation systems where precise phase-angle control is critical.
How do I select the right current rating (e.g., KP500A vs. KP1000A)? Choose a thyristor based on the maximum current your application requires, including safety margins. For example, a 500A-rated SCR (KP500A) can handle sustained currents up to 500A, while the KP1000A supports 1000A. Always factor in peak surge currents, thermal conditions, and cooling solutions. Higher current models like the KP1500A are reserved for extreme-load scenarios, such as industrial furnaces or high-power rectifiers.
What cooling methods are recommended for these thyristors? Proper thermal management is critical. Use heatsinks with sufficient surface area and forced air or liquid cooling for high-current models like KP1000A or KP1500A. Ensure the thyristor’s baseplate is tightly mounted to the heatsink using thermal paste to minimize junction temperature. Monitor temperatures during operation to avoid overheating, which can degrade performance or cause failure.
What protection measures are needed for reliable operation? SCRs like the KP series require protection against voltage spikes, rapid current changes (di/dt), and overheating. Incorporate snubber circuits to suppress voltage transients, fuses for overcurrent protection, and temperature sensors to trigger shutdowns. Ensure proper gate drive circuitry to avoid accidental triggering. For high-power setups, use parallel or series configurations with balancing resistors to distribute loads evenly across multiple thyristors.
(Phase Control capsule thyristor Convex SCR Silicon Controlled KP2000A KP200A KP500A KP800A KP1000A KP1500A)
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