ABB ACS880-01 Application Manual page 8

8 Safety instructions
required with application of Ex motors in Zone 1/21 (equipment category 2) or Zone 2/22
(equipment category 2 or 3).
WARNING!
Obey the safety instructions of the drive. If you ignore them, injury or death,
or damage to the equipment can occur.
This manual does not contain the complete safety instructions of the drive. It only includes
the instructions related to the scope of this manual. The general instructions are given in
this section and the option-specific instructions in the applicable chapter.
In addition to this manual:
• For ACS880 single drives, see the drive hardware manual
• For ACS880 air-cooled multidrives, multidrive modules and single drive modules, see
ACS880 multidrive cabinets and modules safety instructions (3AUA0000102301 [English])
• For ACS880 liquid-cooled multidrives, multidrive modules and single drive modules,
see ACS880 liquid-cooled multidrive cabinets and modules safety instructions
(3AXD50000048633 [English]).
WARNING!
The functions described in this manual do not disconnect the voltage of the main
and auxiliary circuits from the drive. Do not do work on the drive, motor cable or
motor when they are energized. Before you start the work, do the steps in section
Electrical safety precautions (page
WARNING!
If a short-circuit occurs in the output stage of the drive, the STO function does not
prevent the intermediate DC current from flowing through and heating up the motor.
The system integrator must take this into account when planning the protection of
the installation.
9).