ABB TruONE ATS Installation And Operating Instruction page 4

4
Tr u O N E ® AT S , I N S TA L L AT I O N A N D O P E R AT I N G I N S T R U C T I O N
—
Read these safety instructions
carefully before using this product!
Danger
General warning
HAZARD OF ELECTRIC SHOCK,
EXPLOSION, OR ARC FLASH
• Wear appropriate personal protective
equipment and follow safe electrical
work practices.
• This equipment must only be installed
and serviced by qualified electrical per-
sonnel.
• Disconnect all sources of electrical sup-
ply before performing visual inspec-
tions, tests, service or maintenance on
the equipment. Assume that all circuits
are live unless they are completely
de-energized, tested, grounded, and
tagged. Pay particular attention to the
design of the power system. Consider
all sources of power, including the pos-
sibility of backfeeding.
• Turn off switch before removing or mak-
ing load side connections.
• Always use a properly rated voltage
sensing device at all line and load to
confirm switch is off.
Failure to follow these instructions could
result in death or serious injury.
HI-POT OR DIELECTRIC TEST
• Performing a hi-pot or dielectric test on
the power section, REMOVE the mecha-
nism from the switch.
• See details in Service Instruction
manual.