DOCA0216EN-00

Setting Instantaneous Protection for MicroLogic 2.0 B

The instantaneous protection pickup Isd is set by using the Ir and Isd multi-position dials on the front face of the MicroLogic B trip unit.

The setting value is expressed in multiples of Ir.

  1. Set the long-time protection first. The setting pickup is Ir.

  2. Turn the Isd multi-position dial to the value required.

  3. Isd = Isd setting x Ir.

The Isd setting values are: 1.5, 2, 2.5, 3, 4, 5, 6, 8, 10.

Accuracy: +/-10 %

NOTE: The tripping time cannot be adjusted. The tripping time characteristics are:
  • Maximum resettable time: 20 ms

  • Maximum break time: 80 ms

QR Code is a registered trademark of DENSO WAVE INCORPORATED in Japan and other countries.

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