DC Solid State Relays - 04/01/2021

DC Solid State Relays These relays are designed to switch DC loads, e.g solenoid valves, brakes, LEDs, motors (possibly on AC mains under specific conditions). celduc® relais offers a complete range of DC solid state relays up to 1700Vdc, 0 to 150A. Differences between AC and DC SSR AC Solid State Relays : The switching […]

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Control Magnets - 07/12/2020

Control Magnets To control Reed switch or HALL effect cell magnetic sensors, a magnet must be used. What is a permanent magnet ? A magnet is a material or object that produces a magnetic field. A permanent magnet is made from a material that is magnetized and creates its own persistent magnetic field. Materials that […]

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SSRs with FASTON Terminals - 23/11/2020

FASTON Terminals : Quick connect terminals for fast installation ! Solid State Relays with “FASTON” terminals are ideal for the food and beverage industry for currents less than 20A. celduc® relais offers a wide range of single phase products with “FASTON” terminals, and also two-phase and four-leg power SSRs The Faston pin terminal mounts quickly […]

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OptoCoupler : how it works ? - 09/11/2020

Solid State Relay (SSR) Circuit using OptoCoupler : how it works ? The input cicruit is one of the parts which composed a solid state relay. The input circuit is made up of an optical control called an optocoupler. An optocoupler contains one infra-red light-emitting diode, or LED light source, and a photo sensitive device within a […]

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Thyristor Rating VS Switching Current - 02/11/2020

What is the difference between « Thyristor rating » and « Switching current » ? This question comes up frequently and we are pleased to answer it in this dedicated article. Thyristors are used as the switching components in solid state relays for alternating currents. The ratings of our power components are specified in our […]

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