Model 189 20:5A Ratio CT, Primary Wound, Electromagnetic Industries
The Model 189 is a low ratio wound primary current transformer, suitable for primary current up to 100 amperes. The table in the datasheet lists the most common current ratings. Primary terminals for the Model 189 for rations of 30:5 and below are No. 10-32 brass screws with one lock washer.
Specifications for 189-020 EI
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