ABB AC500 Series Installation Instructions Manual page 119

H = Hot swap
2019/11/15
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.
Hot swap
System requirements for hot swapping of I/O modules:
– Hot-swappable terminal units have the appendix TU5xx-H.
– I/O modules as of index F0.
– Communication interface modules CI5xx as of index F0.
The index of the module is in the right corner of the label.
NOTICE!
Risk of damage to I/O modules!
Modules with index below F0 can be damaged when inserted or removed from
the terminal unit in a powered system.
3ADR024117M02xx, 11, en_US
DA501
119