SIEMENS
4/11
Siemens IC 10 · 2017
* You can order this quantity or a multiple thereof.
Illustrations are approximate.
Contactors for Special Applications
SIRIUS 3RT.4 contactors for resistive loads (AC-1), 3-pole
4
■
Selection and ordering data
Size S3: AC or AC/DC operation
•
Coil circuits (varistors, diodes, etc.) retrofittable
•
Auxiliary switches can be retrofitted
•
Main and control conductors: Screw terminals
Other voltages
according to page 4/49
on request.
For accessories and spare parts,
see page 3/75 onwards
.
3RT244.-1...0
Size
Rated data AC-1,
t
u
: 40 °C
Auxiliary contacts
Rated control supply
voltage
U
s
SD
Screw terminals
PU
(UNIT,
SET, M)
PS*
PG
Opera-
tional
current
I
e
Ratings of
AC loads
Ident.
No.
Version
(p.f. = 0.95) at 50 Hz and
Article No.
Price
per PU
up to
690 V
230 V
400 V
690 V
A
kW
kW
kW
NO
NC
V
d
For screw fixing and snap-on mounting onto
TH 35 and TH 75 standard mounting rails
AC operation
S3
140
53
92
159
11
1
1
AC 24, 50 Hz
5
3RT2446-1AB00
1
1 unit
41B
AC 110, 50 Hz
5
3RT2446-1AF00
1
1 unit
41B
AC 230, 50 Hz
1
3RT2446-1AP00
1
1 unit
41B
160
61
105
182
11
1
1
AC 24, 50 Hz
X
3RT2448-1AB00
1
1 unit
41B
AC 110, 50 Hz
X
3RT2448-1AF00
1
1 unit
41B
AC 230, 50 Hz
X
3RT2448-1AP00
1
1 unit
41B
AC/DC operation
With integrated coil circuit (varistor)
S3
140
53
92
159
11
1
1
AC 20 ... 33, 50 Hz
X
3RT2446-1NB30
1
1 unit
41B
AC 84 ... 155, 50 Hz
X
3RT2446-1NF30
1
1 unit
41B
AC 175 ... 280, 50 Hz
X
3RT2446-1NP30
1
1 unit
41B
160
61
105
182
11
1
1
AC 20 ... 33, 50 Hz
X
3RT2448-1NB30
1
1 unit
41B
AC 84 ... 155, 50 Hz
X
3RT2448-1NF30
1
1 unit
41B
AC 175 ... 280, 50 Hz
X
3RT2448-1NP30
1
1 unit
41B
22
21
6/T3
5/L3
4/T2
3/L2
A1(+)
A2(–)
2/T1
14
13
1/L1
A1(+)
A2(–)
22
21
14
13
2/T1
1/L1
4/T2
3/L2
6/T3
5/L3
© Siemens AG 2016