Rating Plug; Electric Trip Unit - Siemens ETU745 Application Manual

WL Insulated Case Circuit Breaker
UL 489 Listed Catalog Number

Rating Plug

1
For use with
Maximum
frame size
continuous
current rating 1
200 X
225 X
250 X
300 X
315 X
350 X
400 X
450 X
500 X
600 X
630 X
700 X
800 X
1000 X
1200 X
1250 X
1600 X
2000 X
2500
3000
4000
5000
1)
Electronic trip unit (ETU)
Protective
Trip unit function
models 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) (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)
(X) Indicates function can be disabled by user
1 Neutral protection "N" is available as standard.
30
Courtesy of NationalSwitchgear.com
2 3
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
Alpha num. Alarm Trip
X
X
X X
X 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
A
B
C
D
E
F
G
H
J
K
L
M
N
P
Q
R
T
U
V
W
Z
1
C
D
E
F
G
H
J
K
L
N
P
Q
V
W
Y
WL Circuit Breaker Selection and Application Guide