SIEMENS
7/120
Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate.
Overload Relays
SIRIUS 3RB2 Electronic Overload Relays
3RB22, 3RB23 for high-feature applications
7
3RB22 and 3RB23 electronic overload relays (evaluation modules) for full motor protection, stand-alone installation,
CLASS 5E, 10E, 20E and 30E (adjustable)
✓
Available
■
Selection and ordering data
PU (UNIT, SET, M) = 1
PS*
= 1 unit
PG
= 41G
Notes:
Overview of overload relays – matching contactors,
see
page 7/76
.
Current measuring modules and related connecting cables,
see
page 7/132
, general accessories,
see page 7/133 onwards
.
Type
3RB2283-4A.1, 3RB2383-4A.1
Features and technical specifications
Overload protection, phase failure protection and asymmetry protection
✓
Supplied from an external source
✓
24 ... 240 V AC/DC
Auxiliary contacts
✓
2 NO + 2 NC
Electrical remote RESET integrated
✓
Four LEDs for operating and status displays
✓
TEST function and self-monitoring
✓
Internal ground-fault detection
✓
(with function expansion module)
Screw or spring-type terminals for auxiliary, control and sensor circuits
✓
Input for PTC sensor circuit
✓
Analog output
✓
(with function expansion module)
Size
contactor
Version
SD
Screw terminals
SD
Spring-type terminals
d
Article No.
Price
per PU
d
Article No.
Price
per PU
Evaluation modules
S00 ... S12
Monostable
}
3RB2283-4AA1
}
3RB2283-4AC1
Bistable
}
3RB2383-4AA1
}
3RB2383-4AC1
3RB2283-4AA1,
3RB2383-4AA1
3RB2283-4AC1,
3RB2383-4AC1
© Siemens AG 2016