GZ90 electronic instrument that supervise the sequence of a three phase power line. If one or more phases disappear, the relay turns off.
Electronic instrument that supervise the sequence of a three phase power line. If one or more phases disappear, the relay turns off.
It is available in two versions:
The LEDs on the front point out :
Red LEDÂ : relay ON.
Yellow LED : supply voltage connected.
Full scale time setting 22 33
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