Option Description And Instructions; Contents This Chapter; Overview - ABB ACS880-07 User Manual

Option description and
instructions

Contents this chapter

This chapter describes the +Q951 emergency stop option and instructs how to wire, start
up, test, validate, use and maintain it. The safety data is also given.

Overview

Option +Q951 corresponds to an uncontrolled stop in accordance with stop category 0
(EN/IEC 60204-1). After the emergency stop command has been given, the drive trips the
main contactor/breaker which cuts off the input power of the drive. The motor(s) coasts to
a stop.
The design principles of the option +Q951 comply with EN ISO 13850.
For a list of related standards and European directives, see section
directives on page 33.

Option description and instructions 11

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Related standards and