SIEMENS
8/27
Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate.
Load Feeders and Motor Starters for Use in the Control Cabinet
SIRIUS 3RA2 Load Feeders
3RA21 direct-on-line starters for snapping onto standard mounting rails or for screw fixing
8
1)
For push-in lugs,
see "Accessories" on page 8/52
.
2)
For auxiliary switches,
see "Accessories" on page 8/45
.
3)
The actual starting and rated data of the motor to be protected must be
considered when selecting the units.
4)
Maximum permissible current setting at motor starter protector 65 A.
3RA2130
Direct-on-line start
Rated control supply voltage 24 V DC
With screw terminals
•
Screw fixing with 2 push-in lugs each per load feeder is
possible
1)
•
The motor starter protector and contactor are mechani-
cally and electrically connected by means of the link
module.
•
Auxiliary switches
2)
on the motor starter protector and
the contactor can be easily fitted thanks to the modular
system.
•
Integrated auxiliary switches:
Contactor size S00: 1 NO
Contactor sizes S0, S2 and S3: 1 NO + 1 NC
Size
Standard
three-phase
motor
4-pole at
400 V AC
3)
Adjustable
current re-
sponse value of
the inverse-time
delayed over-
load release
Comprising the following
single devices
SD
Fuseless
load feeder
PU
(UNIT,
SET, M)
PS*
PG
Stan-
dard
output
P
Motor
current
I
(guide
value)
Motor
starter
protector
+
Contactor
+ Link
module
Screw terminals
Article No.
Basic
price
per PU
kW
A
A
d
Type of coordination "2" at
I
q
= 100 kA at 400 V
(the motor starter protector is compatible with type of coordination "2")
3RV20
3RT20
3RA
S2
15
29
22 ... 32
31-4EA10
35-1NB30
2931-1AA00
}
3RA2130-4EA35-0NB3
1
1 unit
41D
18.5
35
28 ... 36
31-4PA10
}
3RA2130-4PA35-0NB3
1
1 unit
41D
18.5
35
32 ... 40
31-4UA10
}
3RA2130-4UA35-0NB3
1
1 unit
41D
22
41
35 ... 45
31-4VA10
36-1NB30
}
3RA2130-4VA36-0NB3
1
1 unit
41D
22
41
42 ... 50
31-4WA10
}
3RA2130-4WA36-0NB3
1
1 unit
41D
30
55
49 ... 59
31-4XA10
37-1NB30
}
3RA2130-4XA37-0NB3
1
1 unit
41D
30
55
54 ... 65
31-4JA10
}
3RA2130-4JA37-0NB3
1
1 unit
41D
37
4)
65
62 ... 65
31-4KA10
38-1NB30
}
3RA2130-4KA38-0NB3
1
1 unit
41D
S3
Size S3 available on request
Size S3 is only available for self-assembly
2
ToC
© Siemens AG 2016