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S itching can forced emergency line fro remote sim ply short-circuiting
this input.
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.
S itching emergency line only enabled this short-circuited.
The ergency line pow supply rem ains available long this com and is
active. hen the com and disabled, the reverse transfer itching procedure is
started return norm supply.
ABB SACE SACE ATS010 RH0202002 L2467 /48
.itching emergency lin not possible hen the nabled’ (red) on
the fro the device on. 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. This
inpu must short-circuited the entire tim ensure that the emergency line
breaker remains closed.8 Resetfrom remote
A fro the reset push tto the fro the device, there also r
a rem ote reset.
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.4.9 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.
3. 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
