Siemens 3RB20 Manuale di riferimento - Pagina 43
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Connections
Evaluation modules With function
expansion module
3RB22 83-4AA1
--
3RB22 83-4AC1
3RB23 83-4AA1
3RB23 83-4AC1
3RB29 85-2CA1
3RB29 85-2CB1
3RB29 85-2AA0
3RB29 85-2AA1
3RB29 85-2AB1
Evaluation modules With function
expansion module
3RB22 83-4AA1
--
3RB22 83-4AC1
3RB23 83-4AA1
3RB23 83-4AC1
3RB29 85-2CA1
3RB29 85-2CB1
3RB29 85-2AA0
3RB29 85-2AA1
3RB29 85-2AB1
Basic functions
Inverse-time delayed protection,
temperature-dependent protection,
electrical remote RESET,
overload warning
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
overload warning
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
ground-fault signal
Inverse-time delayed protection,
temperature-dependent protection,
electrical remote RESET,
overload warning, analog output
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
overload warning, analog output
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
ground-fault signal, analog output
Outputs
I (–) / I (+)
95/96 NC
No
Disconnection of the
contactor (inverse-
time delayed/tempe-
rature-dependent
protection)
No
Disconnection of the
contactor (inverse-
time delayed/tempe-
rature-dependent
protection + ground
fault)
No
Disconnection of the
contactor (inverse-
time delayed/tempe-
rature-dependent
protection)
Analog signal
Disconnection of the
contactor (inverse-
time delayed/tempe-
rature-dependent
protection)
Analog signal
Disconnection of the
contactor (inverse-
time delayed/tempe-
rature-dependent
protection + ground
fault)
Analog signal
Disconnection of the
contactor (inverse-
time delayed/tempe-
rature-dependent
protection)
Overload Relays
3RB2 Solid-State Overload Relays
3RB22, 3RB23 for high-feature applications
Inputs
A1/A2
T1/T2
Power supply
Connection for
24 ... 240 V AC/DC
PTC sensor
Power supply
Connection for
24 ... 240 V AC/DC
PTC sensor
Power supply
Connection for
24 ... 240 V AC/DC
PTC sensor
Power supply
Connection for
24 ... 240 V AC/DC
PTC sensor
Power supply
Connection for
24 ... 240 V AC/DC
PTC sensor
Power supply
Connection for
24 ... 240 V AC/DC
PTC sensor
97/98 NO
05/06 NC
Signal
Overload warning
"tripped"
Signal
Overload warning
"tripped"
Signal
Switching off the
"tripped"
contactor (ground
fault)
Signal
Overload warning
"tripped"
Signal
Overload warning
"tripped"
Signal
Switching off the
"tripped"
contactor (ground
fault)
Y1/Y2
Electrical
remote RESET
Electrical
remote RESET
Electrical
remote RESET
Electrical
remote RESET
Electrical
remote RESET
Electrical
remote RESET
07/08 NO
Overload warning
Overload warning
Signal
"ground-fault
tripping"
Overload warning
Overload warning
Signal
"ground-fault
tripping"
Siemens · 2011
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