ST130s ST150s phase control thyristor for motor controls

Oversikt over fasekontrolltyristor

En fasekontrolltyristor, ofte referert til som en triac eller SCR (Silisiumkontrollert likeretter) i visse applikasjoner, er en halvlederenhet som brukes til å kontrollere mengden kraft som leveres til en last ved å justere fasevinkelen som AC-bølgeformen tillates å lede ved. Denne kontrollmetoden er kjent som fasevinkelkontroll eller ganske enkelt fasekontroll. Fasekontrolltyristorer er mye brukt i ulike applikasjoner som krever presis regulering av elektrisk kraft, for eksempel lysdimmere, motorhastighetskontroller, temperaturregulatorer, og mer.

Funksjoner av fasekontrolltyristor

Fasevinkelkontroll: Tillater justering av ledningspunktet innenfor hver halvsyklus av AC-bølgeformen, muliggjør presis kontroll over den gjennomsnittlige effekten som leveres til lasten.

Høy effektivitet: Fungerer med minimale tap ved gjennomføring, gir effektiv strømkontroll.

Toveis konduktivitet (Triacs): For AC-applikasjoner, triacs kan lede strøm i begge retninger, gjør dem egnet for fullbølgekontroll av AC-belastninger.

Enveis konduktivitet (SCR-er): SCR-er leder strøm kun i én retning og brukes vanligvis til halvbølgekontroll av AC- eller DC-belastninger.

Portutløsning: Ledning begynner når en liten strøm tilføres portterminalen, som muliggjør enkel kontroll av tenningspunktet.

Låsestrøm: En gang utløst, tyristoren fortsetter å lede til strømmen gjennom den faller under et visst nivå som kalles holdestrømmen.

Temperaturfølsomhet: Ytelsen kan påvirkes av temperaturendringer, krever termiske styringshensyn i design.

Spennings- og strømverdier: Tilgjengelig i et bredt spekter av spennings- og strømklassifiseringer for å passe ulike bruksbehov.

Støygenerering: Kan generere elektromagnetisk interferens (EMI), som krever riktig filtrering og skjerming i sensitive applikasjoner.

Beskyttelsesmekanismer: Inkluderer ofte innebygd beskyttelse mot overspenning og overstrømforhold for å beskytte enheten og tilkoblede systemer.

(ST130s ST150s phase control thyristor for motor controls)

Specification of ST130s ST150s phase control thyristor for motor controls

The ST130s and ST130s phase control thyristors are built for tough motor control jobs. They handle high voltage and high current reliably. These thyristors manage AC power smoothly in motor starters, myke forretter, and speed controllers.

Look at the voltage ratings first. Both types block high reverse voltage. They also block high forward voltage when turned off. This high blocking voltage is vital for industrial motor circuits. It protects against power surges.

Current handling is strong. The ST130s carries a big average current on-state. The ST150s handles even more current. Both manage large surge currents without damage. This matters when motors start or stall. High surge current tolerance prevents failures.

Thermal performance is good. The thermal resistance from junction to case is low. This means heat escapes quickly. Keeping the junction cool extends the thyristor’s life. Good thermal design is essential for motor drives running long hours.

These thyristors switch on fast. The gate trigger current needed is low. This makes them easy to drive with control circuits. They turn off reliably too. The circuit commutates them safely. Fast, reliable switching ensures precise motor speed control.

They are tough electrically. High critical rates of voltage rise mean less false triggering. High critical rates of current rise handle tough turn-on conditions. This electrical ruggedness suits demanding motor environments. Voltage spikes and noise are common there.

The package is standard. It mounts easily to a heatsink. Efficient cooling is straightforward. This design supports continuous operation in motor control cabinets. Reliability is key for reducing downtime.

(ST130s ST150s phase control thyristor for motor controls)

Applications of ST130s ST150s phase control thyristor for motor controls

The ST130s and ST130s phase control thyristors handle motor power control well. These components manage the AC power flow to motors. They work by switching the power on at specific points in the AC voltage cycle. This controls the average voltage delivered to the motor. Lower average voltage means slower motor speed. Higher average voltage means faster motor speed. This method gives smooth speed adjustment.

These thyristors suit many motor types. They control AC induction motors effectively. They also work with universal motors. These motors are common in power tools. The thyristors manage the power reliably. They handle high surge currents during motor start-up. Dette forhindrer skade. They ensure stable operation under varying loads. This is vital for industrial equipment.

Using these thyristors offers key benefits. Precise speed control improves process accuracy. Reducing motor speed saves significant energy. Less heat builds up in the motor. This extends the motor’s working life. The thyristors themselves are robust. They tolerate tough electrical conditions. They work in demanding environments.

You find these thyristors in many applications. Industrial fans use them for airflow control. Conveyor belt systems adjust speed with them. Machine tools rely on them for spindle regulation. They control pumps in water systems. They manage mixers in food processing. Power drills and saws benefit from their variable speed. Even home appliances like vacuum cleaners use similar control.

Bedriftsprofil

PDDN Photoelectron Technology Co., Ltd.(sales@pddn.com) er en av de ledende foretakene innen kraftelektronikkteknologi og kraftprodukter, som er fullt involvert i utviklingen av solcelle-omformere， transformatorer, spenningsregulatorer, distribusjonsskap, tyristorer， moduler， dioder， varmeovner, og andre elektroniske enheter eller halvledere. Vi vil være forpliktet til å gi brukerne høy kvalitet, effektive produkter og hensynsfull service.

Den aksepterer betaling med kredittkort, T/T, Vestunionen, og Paypal. PDDN vil sende varene til kunder i utlandet gjennom FedEx, DHL, til sjøs, eller med fly. If you want high-quality ST130s ST150s phase control thyristor for motor controls, vennligst send oss ​​forespørsler; vi vil være her for å hjelpe deg.

Betalingsmetoder

L/C, T/T, Western Union, Paypal, Kredittkort etc.

Forsendelse

Ved sjøen, med fly, ved ekspress, som kundene ber om.

Oppbevaringsbetingelser

1) Oppbevares i et tørt miljø ved romtemperatur.

2) Unngå fuktighet og høy temperatur.

3) Brukes umiddelbart etter at den indre pakningsposen er åpnet.

5 FAQs of ST130s ST150s phase control thyristor for motor controls

What are ST130s and ST150s thyristors?
These are specific power semiconductor devices. They act like high-speed switches. They control electrical power flow in AC circuits. They are built for motor control applications. They handle high currents and voltages reliably.

How do they control motor speed?
They use phase control. This method adjusts the point in the AC voltage wave where the thyristor turns on. Turning on later in the wave cuts the power delivered to the motor. Less power means slower motor speed. Turning on earlier gives more power and faster speed. This is smooth control.

Why use thyristors for motor control?
Thyristors are very efficient. They waste little power as heat. They react extremely fast. This gives precise motor speed adjustment. They are physically robust. They last a long time in tough conditions. They are cost-effective for industrial use.

ST130s or ST150s – which one fits?
Hovedforskjellen er nåværende vurdering. ST130s handle lower currents. ST150s manage higher currents. Check your motor’s full load current. Choose the thyristor rated above that current. Consider your safety margins. ST150s offer more headroom for demanding starts or heavy loads.

How are they installed and cooled?
Mount them firmly on a heatsink. Bruk termisk pasta. Dette sikrer god varmeoverføring. Overheating destroys thyristors. The heatsink size depends on your motor power. Bigger motors need bigger heatsinks. Follow the manufacturer’s mounting instructions exactly. Proper electrical connections are vital.

(ST130s ST150s phase control thyristor for motor controls)