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FAQ01969 of Power Controllers FAQ

FAQ No. FAQ01969

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Question

What are the conditions for detecting disconnection for G3PX-2[][]EHN-CT Power Controllers that detect disconnection for multiple heaters?

Answer



The disconnection detection conditions are listed below.

1. The load current must be 1 A min.

2. The CT detection current must be 30% or higher of the rated maximum load current.

Note:Increase the number of CT turns if the CT detection current is 30% or less.

3. Up to five heaters can be connected (20% multiple heater disconnection detection characteristics)

Care must be taken because the following phases are not detected by heater disconnection detection.

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