TAP903/TAP904 Arc expansion unit
Introtuction:
TAP903/TAP904 arc expansion unit in the TAP900 Series in charge when the unit is provided, and the arc arc detection signal output function, but also has the function of fault output.
The main functions of TAP903/TAP904 are as follows:
1. 12 path arc detection
2. Dedicated data connection interface
3. 100 event records
4. Output arc light criterion
5. 6 way in
6. 6 way out
7. Have feeder line unit
8. Guideway installation in the cabinet
9. Failure and state LED instructions
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