Frequency monitoring relay

Frequency monitoring relay

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Model: MD9FUV


>    Function: Under/Over frequency monitoring

>    Rated voltage: 50-300V AC or 200-600V AC 

>    Frequency range: 42-68Hz

>    Relay output: 2 c/o

>    Switching capacity: 8A, 250V AC


Panel caption:

PW: power supply indication, AL: alarm indication, R: relay status indication, Function mode: (M: memory, NM: none memory, 50/1: 50Hz ×1 ratio, 60/1: 60Hz ×1 ratio, 50/.2: 50Hz ×0.2 ratio, 60/.2: 60Hz ×0.2 ratio), <F: under-frequency threshold setting, >F: over-frequency threshold setting, Tt: delay setting (0.1-30s)


Relevant model: MD6FUV: (rated voltage: 200-600V AC)

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