Rating Plug; Electronic Trip Units (Etu) - Siemens WL Series Selection And Application Manuallines

Low Voltage Power Circuit Breaker
UL 1066 Listed catalog number

Rating plug

Maximum continuous
current rating (A)
200
225
250
300
315
350
400
450
500
600
630
700
800
1000
1200
1250
1600
2000
2500
3000
3200
4000
5000
Electronic trip units (ETU
)
Trip unit Protective function
type L S I
ETU745 X (X) (X)
ETU745 X (X) (X)
ETU745 X (X) (X)
ETU745 X (X) (X)
ETU745 X (X) (X)
ETU745 X X
ETU748 X X
ETU748 X X
ETU748 X X
ETU748 X X
ETU748 X X
ETU748 X X
ETU776 X (X) (X)
ETU776 X (X) (X)
ETU776 X (X) (X)
( ) Function can be disabled by user.
WL Circuit Breaker selection and application guide
Frame size Frame size
II III
X
X
X
X
X
X
X
X
X
X
X
X
X X
X X
X X
X X
X X
X X
X X
X X
X X
X
X
LCD display Ground fault module
alpha num. Alarm
X
X
X X
X
X X
X
X
X X
X
X X
X
X
Breaker catalog number
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
Trip
X
X
X
X
X
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
T
U
V
W
Y
Z
1
C
D
E
F
G
H
J
K
L
N
P
Q
V
W
Y
41