ABB 615 Series Engineering Manual page 7

Dangerous voltages can occur on the Dangerous voltages can occur on the
auxiliary voltage has been disconnected. auxiliary voltage has been disconnected.
Non-observance can result in death, p Non-observance can result in death,
property damage. property damage.
Only a competent electrician is allowed to carry out the electrical Only a competent electrician is allowed to carry out the electrical
installation. installation.
National and local electrical safety regulations must always b National and local electrical safety regulations must always
followed. followed.
The frame of the IED has to be carefully earthed. The frame of the IED has to be carefully earthed.
When the plug-in unit has been detached from the case, do not When the plug-in unit has been detached from the case, do not
touch the inside of the case. The IED case internals may contain touch the inside of the case. The IED case internals may contain
high voltage potential and touching these may high voltage potential and touching these may
The IED contains components which are sensitive to electrostatic The IED contains components which are sensitive to electrostatic
discharge. Unnecessary touching of electronic components must discharge. Unnecessary touching of electronic components must
therefore be avoided. therefore be avoided.
Whenever changes are made in the IED, measures should be taken Whenever changes are made in the IED, measures should be taken
to avoid inadvertent tripping. to avoid inadvertent tripping.
connectors, even though the connectors, even though the
personal injury or substantial ersonal injury or substantial
cause personal injury. cause personal injury.
be e