U
e
I= I
cs cu
I
cw
UW2-25N
4 Pole 100%N
2500 A12 kV
50 kA
42 kA
36 kA
500 / 550 V
400 / 440 V
660 / 690 V
50 kA 1.0 s
26 kA 3.0 s
U
e
I
=
I
c
s
c
u
I
c
w
U
W
2
-
2
5
N
4
P
ol
e
1
0
0
%
N
2
5
0
0
A
1
2
k
V
5
0
k
A
4
2
k
A
3
6
k
A
5
0
0
/
5
5
0
V
4
0
0
/
4
4
0
V
6
6
0
/
6
9
0
V
5
0
k
A
1
.
0
s
2
6
k
A
3
.
0
s
2a - Type designation for Electrical
Charging device (ECD)
2b - Operating voltage for ECD
4a - Type designation for Under-
voltage release (UVR)
4b - Operating voltage for UVR
5a - Type designation for Closing
release (CR)
5b - Operating voltage for CR
6a - Type designation for Shunt
release (SR/SRW)
6b - Operating voltage for SR/SRW
12 - ON-OFF indication
13 - Spring status indication
04 400A
0
6 630A
08 800A
10 1000A
12 1250A
16 1600A
20 2000A
25 2500A
32 3200A
40 4000A
50 5000A
63 6300A
Rated
Uninterrupted
Current (In)
UW2-25N
Version for
Breaking
Capacity
29a -
29b - Rated Uninterrupted Current
29c - Rated impulse withstand voltage
29d - Utilization Category
29e - Suitability for isolation
29f - Standards compliance
29g - Rated Service breaking capacity
29h - Rated operational voltage
29j - Rated short-time withstand current
29k - No. of Poles & Pole details
29l - Serial number of ACB
29m - QR Code
N 50 kA
S 65 kA
H 80 kA
V 100 kA
N08 50 kA @ 800V
N10 50 kA @ 1000V
CHARGED
DISCHARGED
O
I
12
13
UV Release
415~,400V
Shunt Release
415~,400V
Closing Release
415~,400V
Charging Device
240V~,240V
30
30 - Bar coded Information about the Product
Label on side of Breaker/Cradle:
29h
29d
29m
29a
29c
29g
29e
29f
29j
29b
29k
29l
1 Frame-1
2 Frame-2
3 Frame-3
Frame
Size
N08 50 kA @ 800V
D10 36kA @ 1000V
N10 50 kA @ 1000V
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