Zener diode blocks are employed in Synchronous Motor Starting Hubs to control the voltage at which Thyristors fire, allowing the hubs to function correctly.
Additional resistance may be incorporated into the blocks, where specified
Replacement un-encapsulated blocks D5524000, D5524001, D5524334 & D5522570 are available on special order
As part of the Quartzelec group of engineering companies, a full service support can be provided for all Quartzteq products. From design and upgrades through to installation and testing. Read more about the full scope of Quartzelec’s service offering.