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Siemens IC 10 · 2017
Overload Relays
SIRIUS 3RB2 Electronic Overload Relays
3RB22, 3RB23 for high-feature applications
7
Functions of the 3RB22 and 3RB23 evaluation modules in combination with the 3RB2985 function expansion modules
Evaluation modules
With function
expansion module
Basic functions
Inputs
A1/A2
T1/T2
Y1/Y2
3RB2283-4AA1
3RB2283-4AC1
3RB2383-4AA1
3RB2383-4AC1
--
Inverse-time delayed protection,
temperature-dependent protection,
electrical remote RESET,
overload warning
Power supply
24 ... 240 V AC/DC
Connection
PTC sensor
Electrical
remote RESET
3RB2985-2CA1
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
overload warning
Power supply
24 ... 240 V AC/DC
Connection
PTC sensor
Electrical
remote RESET
3RB2985-2CB1
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
ground-fault signal
Power supply
24 ... 240 V AC/DC
Connection
PTC sensor
Electrical
remote RESET
3RB2985-2AA0
Inverse-time delayed protection,
temperature-dependent protection,
electrical remote RESET,
overload warning, analog output
Power supply
24 ... 240 V AC/DC
Connection
PTC sensor
Electrical
remote RESET
3RB2985-2AA1
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
overload warning, analog output
Power supply
24 ... 240 V AC/DC
Connection
PTC sensor
Electrical
remote RESET
3RB2985-2AB1
Inverse-time delayed protection,
temperature-dependent protection,
internal ground-fault detection,
electrical remote RESET,
ground-fault signal, analog output
Power supply
24 ... 240 V AC/DC
Connection
PTC sensor
Electrical
remote RESET
Evaluation modules
With function
expansion module
Outputs
I (–) / I (+)
95/96 NC
97/98 NO
05/06 NC
07/08 NO
3RB2283-4AA1
3RB2283-4AC1
3RB2383-4AA1
3RB2383-4AC1
--
No
Disconnection of the
contactor (inverse-time
delayed/temperature-
dependent protection)
Signal
"tripped"
Overload warning
Overload warning
3RB2985-2CA1
No
Disconnection of the
contactor (inverse-time
delayed/temperature-
dependent protection
+ ground fault)
Signal
"tripped"
Overload warning
Overload warning
3RB2985-2CB1
No
Disconnection of the
contactor (inverse-time
delayed/temperature-
dependent protection)
Signal
"tripped"
Disconnection of the
contactor
(ground fault)
Signal
"ground-fault
tripping"
3RB2985-2AA0
Analog signal
Disconnection of the
contactor (inverse-time
delayed/temperature-
dependent protection)
Signal
"tripped"
Overload warning
Overload warning
3RB2985-2AA1
Analog signal
Disconnection of the
contactor (inverse-time
delayed/temperature-
dependent protection
+ ground fault)
Signal
"tripped"
Overload warning
Overload warning
3RB2985-2AB1
Analog signal
Disconnection of the
contactor (inverse-time
delayed/temperature-
dependent protection)
Signal
"tripped"
Disconnection of the
contactor
(ground fault)
Signal
"ground-fault
tripping"
© Siemens AG 2016