Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output

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.

(Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output)

Specification of Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output

The Three-Phase Control SSR Collection Soft Beginner is a high-performance electric motor control service made for smooth acceleration and slowdown of three-phase induction electric motors. It operates at a voltage ranking of 400V AC, with a maximum present ability of 150A and a power taking care of capacity of as much as 75kW, making it perfect for industrial applications requiring controlled electric motor starts and quits. This soft starter functions a three-phase input and three-phase outcome arrangement, guaranteeing compatibility with typical electric motor setups while reducing mechanical stress and anxiety on devices and decreasing inrush currents throughout startup.

Built with solid-state relay (SSR) technology, the gadget removes mechanical deterioration, enhancing integrity and durability. It uses voltage ramp control to gradually enhance electric motor voltage throughout start-up, protecting against sudden torque rises and shielding linked equipment. For deceleration, the soft quit feature gradually reduces voltage, avoiding water hammer effects in pump systems or sudden drop in conveyor systems.

Trick specifications include a wide input voltage series of 340V– 440V AC, 50/60Hz frequency assistance, and a durable style with IP20 protection for fundamental dirt and dampness resistance. Advanced defense functions include overload discovery, phase-loss surveillance, overtemperature shutdown, and short-circuit prevention by means of integrated thyristor defense. Thermal management is ensured through a light weight aluminum heatsink and forced-air air conditioning, preserving optimum efficiency under heavy loads.

The soft starter supports user-adjustable criteria such as start-up time, stop time, and torque limits via an integrated interface with LED indicators for real-time condition tracking. It likewise consists of RS485 communication for integration with industrial automation systems, allowing push-button control and diagnostics.

Regular applications include pumps, followers, compressors, crushers, and conveyor belts across markets such as production, A/C, and water treatment. Its compact style streamlines setup in control panels, while conformity with IEC/EN criteria guarantees safety and efficiency. By reducing energy spikes and mechanical stress, this SSR Collection Soft Starter expands electric motor life-span, lowers maintenance prices, and improves functional efficiency in demanding atmospheres.

(Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output)

Applications of Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output

The 3 Stage Control SSR Series Soft Beginner (400V, 75kW, 150A) is a durable electric motor monitoring option created to enhance the performance and longevity of three-phase induction electric motors. By controlling voltage and current during motor start-up and shutdown, this soft starter reduces mechanical stress and anxiety, decreases electrical rises, and ensures smooth operation throughout commercial applications. With a three-phase input and output setup, it is engineered for compatibility with conventional 400V industrial power systems, making it suitable for motors as much as 75kW and 150A.

** Applications **.
This soft starter is commonly made use of in industries requiring controlled velocity and slowdown of sturdy electric motors. Typical applications consist of water and wastewater treatment systems, heating and cooling compressors, conveyor belts, crushers, pumps, and followers. In pumping systems, it stops water hammer by slowly changing electric motor speed, protecting pipelines and valves. For conveyor systems, it minimizes belt slippage and mechanical wear by guaranteeing smooth torque shifts. In HVAC applications, it enhances compressor effectiveness and reduces energy intake throughout start-up.

** Key Includes **.
The SSR Collection provides flexible starting torque and current restrictions, enabling modification based on lots requirements. Its solid-state relay (SSR) innovation guarantees silent operation, high dependability, and very little maintenance compared to electromechanical beginners. Integrated security attributes include overload prevention, phase imbalance discovery, short-circuit safeguards, and thermal overload closure. The intuitive user interface sustains simple parameter setup, while LED indicators offer real-time status updates.

** Technical Specs **.
– Voltage Rating: 400V AC three-phase.
– Existing Score: 150A.
– Power Ranking: 75kW.
– Control Approach: Voltage ramp or current restriction start-up.
– Protection: Overload, phase loss, overvoltage, undervoltage, and getting too hot.
– Room: IP20 (requirement), suitable for panel mounting.
– Operating Temperature level: -10 ° C to
50 ° C. ** Benefits **.
By lowering inrush existing by as much as 50%, this soft starter reduces energy prices and lessens grid disturbances. It extends electric motor lifespan by removing abrupt starts/stops and alleviates downtime through durable mistake diagnostics. Compact and light-weight, it conserves space in control panels while supplying industrial-grade sturdiness.

Suitable for designers and facility managers seeking a cost-effective, energy-efficient remedy for motor control, the SSR Series Soft Beginner incorporates advanced technology with easy to use operation to enhance system dependability throughout varied industrial environments.

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 Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output, 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 Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output

What is a three-phase SSR soft starter, and what is its primary function? A three-phase solid-state relay (SSR) soft starter is an electronic motor control device designed to manage the acceleration and deceleration of three-phase induction motors. Its primary function is to reduce mechanical stress on motors and connected equipment by gradually increasing voltage and current during startup, eliminating sudden torque surges. This protects machinery, minimizes power spikes, and extends equipment lifespan while ensuring smoother operation.

What are the key specifications of the 400V 75kW 150A SSR soft starter? This soft starter is rated for 400V three-phase input and output, with a maximum current capacity of 150A and a power handling capability of 75kW. It uses solid-state relay technology for precise voltage control and supports adjustable startup parameters like ramp time, initial torque, and current limiting. It is compatible with standard three-phase motors and includes thermal overload protection, phase imbalance detection, and a compact design for easy integration into industrial control panels.

How is the soft starter installed and configured? Installation involves connecting the three-phase power supply to the input terminals and the motor to the output terminals, followed by grounding for safety. Configuration is done via a user-friendly interface or potentiometers to set parameters like start voltage (typically 30–70% of full voltage), ramp-up time (2–30 seconds), and current limits. No specialized tools are required, but adherence to the manufacturer’s wiring guidelines and local electrical codes is essential.

What protection features does the SSR soft starter offer? The device includes multiple safeguards: overload protection to prevent motor damage from excessive current, phase-loss detection to halt operation if a phase is missing, short-circuit protection, and thermal monitoring to avoid overheating. It also provides electronic fault diagnostics, such as LED indicators or relay outputs, to alert users to issues like voltage instability or abnormal operating conditions.

In which applications is this soft starter commonly used? It is ideal for industrial and commercial applications involving high-inertia loads, such as water pumps, HVAC fans, conveyor belts, compressors, and crushers. The 400V 75kW model suits machinery requiring controlled acceleration in manufacturing, agriculture, mining, and wastewater treatment plants. Its robust design ensures reliable performance in harsh environments with dust, moisture, or temperature fluctuations.

(Three phase control SSR Series Soft Starter 400V 75kW 150A Three phase Input And Three phase Output)