3RA13, 3RA14 Contactor Assemblies
3RA14 Contactor Assemblies for Wye-Delta Starting
3RA14 complete units, 3 ... 75 kW
Size S0-S0-S0 · up to 18.5 kW
Rated data AC-3
Rated control DT Fully wired and tested contactor PU
PS*
PG Weight
per PU
supplyvoltage
assemblies
(UNIT,
1)
U
SET, M)
approx.
s
Opera-
tional
Ratings of induction motors at
50 Hz and
Order No.
Price
per PU
current I
up to
e
400 V
A
230 V 400 V
kW kW
500 V 690 V
kW kW
V
kg
AC operation, 50/60 Hz
25
7.1
11
15.6 19
24 AC
110 AC
230 AC
C
C
}
3RA14 23-8XC21-1AC2
3RA14 23-8XC21-1AG2
3RA14 23-8XC21-1AL2
1
1
1
1 unit 101
1 unit 101
1 unit 101
1.760
1.760
1.779
32 / 40
11.4 15 / 18.5 19
19
24 AC
110 AC
230 AC
C
C
}
3RA14 25-8XC21-1AC2
3RA14 25-8XC21-1AG2
3RA14 25-8XC21-1AL2
1
1
1
1 unit 101
1 unit 101
1 unit 101
1.740
1.735
1.771
DC operation
25
32 / 40
7.1
11
15.6 19
24 DC
24 DC
}
}
3RA14 23-8XC21-1BB4
3RA14 25-8XC21-1BB4
1
1
1 unit 101
1 unit 101
2.385
2.448
11.4 15 / 18.5 19
19
1) Coil operating range at 50 Hz:
0.8 ... 1.1 x U ; at 60 Hz: 0.85 ... 1.1 x U .
s
s
Mountable accessories (to be ordered separately):
The fully wired and tested contactor assembly includes the following
components:
16
6
17
6
5
2
1
19
3
18
15
10
4
10
9
19
10
8
The connecting
leads are not
shown.
7
6
12
Accessories
Order No.
Page
3/43
Individual parts
Order No.
K1
Page
K3
K2
4
7
Mechanical interlock, lateral
3RA19 24-2B
1
1
2
2
3
3
Contactors, 11 kW
3RT10 24 3RT10 24 3RT10 24 3/14
3RT10 26 3RT10 26 3RT10 24 3/14
Solid-state time-delay
auxiliary switch block, front
Contactors, 15/18.5 kW
1)
3RT19 26-2G... 3/117
3RA19 24-1A 3/43
4)
8
9
Timing relay, lateral
3RP15 74-1N.30
12
Mechanical interlock, front
Auxiliary switch block with
1 unassigned NO contact 3RH19 21-1CA10
15 Auxiliary switch block, lateral 3RH19 21-1EA.. 3/114
3/112
16 Surge suppressors
3RT19 26-1....
3RV19 15-5A
3/119
3/53
10
Auxiliary switch block for
local control
2 units
3 units
2)
17 3-phase line-side terminal
2)
3RH19 21-1CA01
3RH19 21-1CA10
18 3-phase busbar
3RT19 26-4CC20 3/53
3/112
3/53
3)
19 Push-in lug for timing relay
screw mounting
4)
5
6
Installation kit
3RA19 23-2B
3RP19 03
The installation kit contains:
5
6
Connecting clips
Wiring connectors on the top and bottom for connecting
the main and control conducting paths
1) Generally possible. If a solid-state time-delay auxiliary switch block is
3) Not part of the scope of supply of the preassembled contactor
assemblies; can be ordered as an accessory.
mounted onto the front of K3, a standard auxiliary switch block can only
be mounted onto the side.
4) See Monitoring and Control Devices: 3RP, 7PV timing relays -> 3RP15
timing relays in 22.5 mm industrial enclosure.
17
18
can only be mounted with contactors with screw terminal
2)
and
(coil).
* You can order this quantity or a multiple thereof.
Siemens LV 1 · 2006
3/49
SIEMENS [ Siemens Semiconductor Group ]
