8.7.2.27.5 Change in Type of Motion Control

Where there is a change in the type of motion control, the installation shall conform to the following:

  1. The terminal-stopping devices shall conform to 2.25.
  2. The operating devices and control equipment shall conform to 2.26. Requirements 2.26.4.2 and 2.26.4.4 shall not apply to electrical equipment unchanged by the alteration.
  3. Emergency operation and signalling devices shall conform to 2.27.
  4. The car safety, the counterweight safety (where provided), and the governor shall conform to 2.17 and 2.18, except that the pitch diameters of speed governor sheaves and governor tension sheaves are not required to conform to 2.18.7.
  5. Car overspeed protection and unintended movement protection shall conform to 2.19.

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