General Wiring Schematic - Siemens ETU745 Application Manual

WL Breaker

General Wiring Schematic

LINE
(TOP FED)
L1
3P, 4W:
600V AC
L2
- OR -
3P, 4W:
L3
480V AC
N
BONDING MUST BE
UPSTREAM OF SENSOR
ETU745, ETU748,
ETU776
CUB-
CUB+
24VDC
0VDC
56
Courtesy of NationalSwitchgear.com
WL CIRCUIT
BREAKER
NS
X8 - 9
SEE DETAIL TO
X8 - 10
THE RIGHT
TWISTED PAIR
X8-10
S2+
TRIP UNIT
S1-
X8-9
WL
GF
INTERNAL WIRING
A B
POTENTIAL TRANSFORMER INPUTS
METERING MODULE
INTERNAL WIRING
WIRING IS CONTINUOUS IF NO
BSS MODULE IS INSTALLED
LOAD
(BOTTOM FED)
TWISTED PAIR
C N
WIRING IS CONTINUOUS IF NO
METERING MODULE IS INSTALLED
INTERNAL WIRING
BREAKER STATUS SENSOR (BSS) MODULE
WL Circuit Breaker Selection and Application Guide
3P, 4W: 480V OR 600V AC
N
X8-9
P1
X8-10 P2
NEUTRAL
SENSOR
CubicleBus
S40 S41 S44
S42 S43 S45