920

LOAD VOLTAGE SETTING FAULT

Otis · DSD 412 DC Elevator Drive

What does 920 mean?

This fault is declared if the value entered for the Rated Armature Voltage (parameter #7) is outside the acceptable range of 150 to 700 VDC. A DSD power down is required.

Common Causes

  • The value for parameter #7 (Rated Armature Voltage) is configured outside the valid range of 150 to 700 VDC.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Enter a value for parameter #7 (Rated Armature Voltage) that is within the acceptable range of 150 to 700 VDC.

  2. 2

    Perform a DSD power down after adjusting the parameter.

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Verified technical data. Last updated: March 2026

Related Faults

Source: Otis DSD 412 DC Elevator Drive