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Busbar Systems
8US 60 mm Busbar Systems
UL applications
10/28
Siemens LV 10 · 2014
10
8US1941-2AA03 Connection terminals, 3-pole
65
400
480
--
400
3VL-UL; 3RV.7; 3RV.8 800
8US1941-2AA03
35
400
600
--
400
3VL-UL; 3RV.7; 3RV.8 800
8US1941-2AA03
100
500
480
--
500
J or T
800
8US1941-2AA03
100
300
600
--
300
J or T
800
8US1941-2AA03
100
400
480
--
400
RK1
800
8US1941-2AA03
100
200
600
--
200
RK1
800
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
32
600
--
12.5
3RV20 + 3RV2928-1K 400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
32
480
--
32
3RV20 + 3RV2928-1K 400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
30
32
600
--
12.5
3RV20 + 3RV2928-1K 400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
65
32
480
--
16
3RV20
400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
65
32
600
--
25
3RV20 + 3RV2928-1K 400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
50
32
480
--
32
3RV20 + 3RV2928-1K 400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
25
600
--
--
--
400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
32
600
--
--
--
400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
25
600
--
--
--
400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
32
600
--
--
--
400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
25
600
--
--
--
400
8US1211-1NS10 /
8US1251-5DS10 /
8US1251-5DT11 /
8US1251-5DT10
Busbar device adapters and device
holders
5
32
600
--
--
--
400
8US1251-5NT10 Busbar adapters for devices of size S0 5
30
600
--
--
--
400
8US1250-1AA10 Device holders for SIRUS 3RA6
--
--
--
--
--
--
--
8US1250-5AT10 Device holders for devices of width
45 mm
--
--
--
--
--
--
--
8US1250-5AS10
--
--
--
--
--
--
--
Components used
Short-
circuit
current
rating
(SCCR)
Total
Ambient conditions
Article No.
Description
Max.
rated
current
I
e
Rated
voltage
U
e
Busbar
dimen-
sions
Rated current
of the fuse
used
I
e
Fuse type used
Max. spac-
ing of busbar
supports
kA
A
V
A
mm
© Siemens AG 2014