Dx531 - ABB AC500 Series Installation Instructions Manual

—

25 DX531

● DX531
Hot Swap
2019/11/15
CAUTION!
Risk of injury and damaging the product!
Improper installation and maintenance may result in injury and can damage the
product!
– Installation and maintenance have to be performed according to the
technical rules, codes and relevant standards, e.g. EN 60204-1.
– Only by skilled electricians.
WARNING!
Risk of explosion or fire in hazardous environments during hot swapping!
Hot swap must not be performed in flammable environments to avoid
life-threatening injury and property damage resulting from fire or explosion.
WARNING!
Electric shock due to wrongdoing during hot swapping!
To avoid electric shock
– follow these conditions for hot swapping:
– Digital outputs are not under load.
– Input/output voltages above safety extra low voltage/
protective extra low voltages (SELV/PELV) are switched off.
– Modules are completely plugged on the terminal unit with both snap fit
engaged before switching on loads or input/output voltage.
– Never touch exposed contacts (dangerous voltages).
– Stay away from electrical contacts to avoid a skipping arc.
– Do not operate improperly mechanical installation.
3ADR024117M02xx, 11, en_US
DX531
195