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Industrial Power Feature - November 2021
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Opto 22 builds the world's most reliable SSRs Whether youre looking for a product to take you to the next level of control and data communications, wanting a reliable automation system proven over many years, or just need a replacement SSR, Opto 22 is the place to go.
You can count on Opto22
Over 45 years' experience in every SSR
4,000 volts of optical isolation
UL and CSA recognized
Individually testedtwice
Guaranteed for life!
Get the SSR data sheet
The data sheet includes part numbers and lots of information for choosing and using SSRs: Tips for heater loads, single-phase, and 3-phase motor control
Sizing information and maximum current, including de-rating curves
Heatsink requirements
Mechanical relays vs. SSRs
Resistors for limiting control current and required for inductive loads, like solenoid control
SSRs in series for higher-voltage applications
Zero-crossing turn-on circuit
Testing for SSRs
Troubleshooting FAQ
If you would like to contact us about Opto22, feel free to email us.
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Power Feature - October 2021
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