6
A
2
13
C1
B C S.T.
C D
7
ZZ CONTROL 9-T1, 11-A2, 11-O8, 11-K2
D E
MMU#4 ETHERNET 8-R8
E
F
F
G
G
A2 A1
14 13
SIO PCB PWA# 30114
MMU #4 COMM 8-K12
H
H I
I J
ZZ CONTROL 9-T1, 11-E8, 11-O8, 11-K2
J K
MMU3 REPO NO-1 1 REPO NO-1
MMU REPO NO-2 3 REPO NO-2
SIO DAUGHTER PCB PWA# 30126
MMU # 4
K L
ZZ BRK AUX-1
ZZ BRK AUX 2
14
C2 ZZ 230 AC2 7-H4, 11-E7
L M
CAN A & UPSNet RJ-45 J8-A
REPO TERM J14
ETHERNET RJ-45 J9
MMU#3 ETHERNET 8-T6
13
C1 S.T.
CAN A & UPSNet RJ-45
MODEM RJ-11
FULLY REDUNDANT CONTROL NETWORK J10
J1
M N
SHEET 6 T-6 OUTPUT PHASE A 1 2 SHEET 6 T-6 OUTPUT PHASE A 1 2
SHEET 6 T-6 OUTPUT PHASE B 3 4 SHEET 6 T-6 OUTPUT PHASE B 3 4
SHEET 6 T-6 OUTPUT PHASE C 5 6 SHEET 6 T-6 OUTPUT PHASE C 5 6
ZZ CONT AUX-1
OPTION 1: EXTERNAL IMPEDANCE GROUNDED
N
J8-B
RS-232/485 DB-9F
A
ZZ CONT AUX 2 ZZ CONTROL 9-T1, 11-A2, 11-E8, 11-K2
O
ISO GND ISO GND
UPSNet + UPSNet -
ISO GND ISO GND
ISO GND ISO GND
RS-232/485 DB-9F
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
ISO GND ISO GND
485- TX 485- RX
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
1 CAN B - 2 ISO GND 3 CAN B + 4 5
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
1 CAN B - 2 ISO GND 3 CAN B + 4 5
1 2 3 4 5 6 7 8
1 2 3 4 5 6 7 8
CAN B ISO GND CAN B +
CAN B ISO GND CAN B +
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND ISO GND
ISO GND ISO GND
UPSNet + UPSNet -
ISO GND ISO GND
ISO GND ISO GND
UPSNet + UPSNet -
ISO GND ISO GND
ISO GND ISO GND
UPSNet + UPSNet -
ISO GND ISO GND
ISO GND ISO GND
UPSNet + UPSNet -
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
N
UPSNet + UPSNet -
485- TX 485- RX
ISO GND
232/485+ TX 232/485+ RX
J10
ISO GND
1 2 3 4 5 6 7 8 9
MODEM RJ-11
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
CAN B ISO GND CAN B +
MMU#2 ETHERNET 8-R4 232/485+ TX 232/485+ RX
J9
1 CAN B - 2 ISO GND 3 CAN B + 4 5
REPO TERM J14
485- TX 485- RX
J8-B
J8-B
485- TX 485- RX
J8-A
TIP RING
J1
1 2 3 4 4 6
FULLY REDUNDANT CONTROL NETWORK ETHERNET RJ-45
CAN A & UPSNet RJ-45
ISO GND
J12
M
ISO GND
UPSNet BJ-45
3 REPO NO-2
232/485+ TX 232/485+ RX
UPSNet RJ-45
1 REPO NO-1
MMU2 REPO NO-2
1 2 3 4 5 6 7 8 9
MMU #1 COMM 8-K8 TIP RING
SIO DAUGHTER PCB PWA# 30126 MMU2 REPO NO-1
IN -
OUT + OUT IN +
J8-A
232/485+ TX 232/485+ RX
CAN B TERM
CAN A & UPSNet RJ-45
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
MMU # 1 1 2 3 4 5 6 7 8
SIO PCB PWA# 30114
IN -
OUT + OUT IN +
J8-B
1 2 3 4 5 6 7 8
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
J8-A
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
1 2 3 4 5 6 7 8
ISO GND ISO GND
7
UPSNet + UPSNet -
ISO GND ISO GND
J12
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
485- TX 485- RX
UPSNet BJ-45
L
TIP RING
RS-232/485 DB-9F 120
120
485- TX 485- RX
UPSNet RJ-45
K
1 2 3 4 4 6
J10
CAN B TERM
J
TIP RING
MODEM RJ-11
ISO GND
RS-232/485 DB-9F
I
IN -
J9
232/485+ TX 232/485+ RX
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
MMU NETWORK SEC 8-P2
H
IN -
ETHERNET RJ-45
OUT + OUT IN +
J8-B
1 2 3 4 5 6 7 8
REPO TERM J14
G
OUT + OUT IN +
CAN A & UPSNet RJ-45
ISO GND
J10
ISO GND 1 ISO GND 2 3 UPSNet + 4 UPSNet - 5 6 ISO GND 7 ISO GND 8
CAN B ISO GND CAN B +
J8-B
485- TX 485- RX
J8-A
1 2 3 4 5 6 7 8 9
CAN A & UPSNet RJ-45
485- TX 485- RX
CAN A & UPSNet RJ-45 232/485+ TX 232/485+ RX
TIP RING
MODEM RJ-11
ISO GND
3 REPO NO-2
1 2 3 4 4 6
J9
1 CAN B - 2 ISO GND 3 CAN B + 4 5
MMU#1 ETHERNET 8-Q4 TIP RING
ETHERNET RJ-45
ISO GND
MMU4 REPO NO-2
REPO TERM J14
232/485+ TX 232/485+ RX
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
J8-A
1 2 3 4 5 6 7 8 9
1 REPO NO-1 1 2 3 4 5 6 7 8
CAN A & UPSNet RJ-45
232/485+ TX 232/485+ RX
MMU4 REPO NO-1 IN -
OUT + OUT IN +
5
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
1 2 3 4 5 6 7 8
3 REPO NO-2
F O P
CAN B TERM UPSNet RJ-45 UPSNet BJ-45
J12 J8-A J8-B
CAN B TERM UPSNet RJ-45 UPSNet BJ-45
J12 J8-A J8-B
O
T5
ZZ 230 AC1 7-H4, 11-E7
R EXTERNAL IS AN EXTERNALLY SUPPLIED BY CUSTOMER RESISTOR THAT IS CONNECTED TO THESE LOCATIONS.
P
Q
P Q
C
K5
97 98
95 96
Q R 25 Ohm
B
1 REPO NO-1
MMU1 REPO NO-2
TIP RING
1 1
MMU1 REPO NO-1
IN -
OUT + OUT IN +
6
120
120
2
1 2 3 4 4 6
1 2 3 4 5 6 7 8
4
TIP RING
1 0
ISO GND ISO GND CAN A + UPSNet + UPSNet CAN A ISO GND ISO GND
3
IN -
OUT + OUT IN +
1 2
1 2 3 4 5 6 7 8
MMU NETWORK 8-I7
E
NEUT
1 3
D
B
A
C
R INTERNAL
??? Ohm
NEUT
B
3
B
IN -
OUT + OUT IN +
A R S
MMU #3 COMM 8-L12
R S
1 3
S
T
1 1
FULLY REDUNDANT CONTROL NETWORK
MMU # 2 6
THIS SHEET IS FOR REFERENCE ONLY ON THE COMMUNICATIONS BETWEEN MMU'S AND BYPASS CABINET. 7
8
9
SIO PCB PWA# 30114 SIO DAUGHTER PCB PWA# 30126 1 1
J1
FULLY REDUNDANT CONTROL NETWORK
MMU # 3 1 2
MMU Module Schematic Network Connections
SHEET 10 of 13 1 3
T
1 1
ZZ CONTROL 9-T1, 11-A2, 11-E8, 11-O8 ZZ BRK AUX-1
ZZ BRK AUX 2
2
14
C2
3
4 4
C
T5
5 A K5
5
GND RESISTOR TB
6
ZZ 230 AC1 7-H4, 11-P6
ZZ 230 AC2 11-L3, 7-H4
7
ZZ CONT AUX-1
ZZ CONT AUX 2
8 8
9 9
OPTION 2: HARD GROUNDED
1 0 1 0
1 1 1 1
FOR 3 WIRE SYSTEMS THERE WILL BE EITHER OPTION 1 OR OPTION 2
1 2 1 2
MMU Module Schematic Grounding
SHEET 11 of 13
T 1 3
RENR5864 June 2001
2
3
4
SIO PCB PWA# 30114 SIO DAUGHTER PCB PWA# 30126
J1
5
UPS 250, UPS 300, UPS 500, UPS 600, UPS 750, and UPS 900 Uninterruplible Power Supply Electrical System
MMU #2 COMM 8-L8
CSE1-UP CNM1-UP CPM1-UP
Volume 1:
CTX1-UP CRY1-UP CPZ1-UP
8
9
1 0
Main System © 2001 Caterpillar All Rights Reserved
Printed in U.S.A.