ABB REACT 2 Series Product Manual page 15

Symbol
XX
DC
AC
Description
Indicates a risk of electric shock. The discharge time of the stored
Direct Current
Alternate current
With isolation transformer
Without isolation transformer
Positive pole of the input voltage (DC)
Negative pole of the input voltage (DC)
Indicates the centre of gravity of the equipment.
Indicates the requirement to wear acoustic protection devices in order to
prevent damage to hearing
- 15 -
1 - Introduction and general information