Eaton 9PXM - Page 42

28 4–20kVA Users Guide P-164000669 4–20kVA Users Guide P-164000669—Rev 09
Figure 24. Wiring Diagram- UPS with External Bypass Switch (BPM) (L1, L2, N)
T
CN13
3 2 1
2
2
3 7
4
5
3
1
CN3 CN4 CN6 CN6
OUTPUT POWER BUS BAR
AC OUTPUT
AC INPUT
5
EXTERNAL BPM
(Maintenance Bypass)
3
2 3
UPS INPUT SIGNALS
6
7
AC INPUT TO EBM 1
AC INPUT TO EBM 2
TO NEXT EBM
(If installed)
DC INPUT
EBM 1
}
EBM 2
CN3 CN4
8
9
7 6 5 4 3 2 1*
7 6 5 4 3 2 1
UPS CN4
EBM CN4
Supplied Connectors
*Pin numbering
is right-to-left
Input Signal connections
(Typical)
A
A
G
N1L 2L
G
L2
L1
N
110/220 Input, 110/220 Output
120/208 Input, 120/208 Output 120/240 Input, 120/240 Output 127/220 Input, 127/220 Output
Force Bypass Red Wire Common Black Wire On UPS White Wire
AUX
CONTACT
WHITE WIRE COMBINE BLACK WIRES RED WIRE
NO
NO
CONTACT
6
7
8
6
8
7
5
1 2 3 4 1 2 3 4
System Wiring Diagrams