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S itching emergency line only enabled this short-circuited.9 Forced switching emergency power supply
To safeguard against possible pow anomalies and guarantee higher vel f
re lia ility, some strial processes require that pow supplied fro gen set,
rather than fro the norm line, short periods tim e.
W under such conditions, the system not powered, even the gen set
is running.
I this inpu deactivated (opened) ile the emergency line breaker closed, the
ATS010 autom ation interprets this ilure meet required conditions r
gen set connection. hen the com and disabled, the reverse transfer itching procedure is
started return norm supply.
The device ust reset autom atic mode after any the llo events:
- trip alarm fro one the irc breakers
- circu breaker ithdraw n/rem oved signal
- circu breaker com and tim e-out.
3. irin inpu ust carefully designed prevent an
undesired signal fro cutting pow the plant. This
inpu must short-circuited the entire tim ensure that the emergency line
breaker remains closed.4.
3.
The ergency line pow supply rem ains available long this com and is
active.
S itching can forced emergency line fro remote sim ply short-circuiting
this input.
ABB SACE SACE ATS010 RH0202002 L2467 /48
. Thus the 010 opens the ergency irc breaker
im ediately; this irc breaker ill not closed again til the LE
inpu becomes active once more.8 Resetfrom remote
A fro the reset push tto the fro the device, there also r
a rem ote reset. This operation starts the complete procedure itchover emergency
line:
- Gen set started and aits til emergency pow available
- line ircu breaker opened
- ergency line irc breaker closed.4.itching emergency lin not possible hen the nabled’ (red) on
the fro the device on
