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Siemens AG 6SE8004-0BH76
34
SIMOVERT MV Commissioning Instructions
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The types of insulation faults which could be signaled can be defined in this menu.
The following versions are possible:
AC OR DC = Signal for AC- or DC faults
ONLY AC
= Signal only for AC- or symmetrical DC faults and faults in the
no-voltage line supply
ONLY DC
= Signal only for single-pole DC faults
ONLY DC+ = Signal only for single-pole DC-faults on L+
ONLY DC
−
= Signal only for single-pole DC-faults on L
−
SYST
= Signal only for system faults. The 24 hour self-test is activated.
Certain combinations of the release versions for alarm 1/2 are not possible, as
otherwise no signal will be output. The following combinations are possible:
ALARM 1
ALARM2
AC OR DC
AC OR DC
AC OR DC
ONLY DC
AC OR DC
ONLY AC
AC OR DC
SYST
ONLY AC
AC OR DC
ONLY AC
ONLY DC
ONLY DC
AC OR DC
ONLY DC
ONLY AC
ONLY DC+
ONLY DC
−
*)
ONLY DC
−
ONLY DC+ *)
SYST
AC OR DC
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The IRDH265 and IRDH365 is connected to terminal AK at terminal 5 of
AGH520S. The operating range of the rated voltage is extended to 0 ... 7200 V AC.
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The automatic monitoring of the line supply connection can be enabled/disabled in
this menu. As this connection monitoring represents an essential safety aspect for
monitoring the line supply, it should always be enabled.
*) This setting may only be used in pure DC IT
supply networks!
