APCBackUPS.pdf
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REV #
DATE
7/17/91
REVISION
ECO #391 AND ECO #394
REPLACED R75 WITH D47 SO +12 IS NOT DRAGGED DOWN
BY BATTERY SUPPLY WHILE C27 DISCHARGES RAPIDLY AT
WHEN UNIT IS TURNED OFF. THIS PREVENTS UV LOCKOUT
ON IC7, WHICH CAUSES IT TO PUT OUT DC.
ECO #412 AND ECO #413
Q10 BSS100’S HAD STATIC PROBLEMS ON ASSEMBLY LINE.
Q10A BUZ71 IS USED INSTEAD.
ECO #415
ADDED C49=.01uF TO PREVENT IC7 "HICCUP" DUE TO
NOISE ON +5 DURING RELAY SWITCHING.
NOTES:
1) ALL DIODES 1N4148 UNLESS MARKED
UTIL_HOT
ACOUTWHT
12FUSED
7
POWER
SWITCH
XFMR LV CT
BATT+
POWER
SWITCH
BATT-
J1
721-0003
J15 J11
701-0059
701-0059
J3
1
J1
721-0003
J4
8,9
1
600
ONLY
1
513-0001
F2 1A MINI
1
2
8/30/91
513-0001
2
F3
1A
MINI
365-317T(W/HS)
1 LM317HS 2
2
2
1
FUS40
F1
2
1
512-0005
30A PIGTAIL
2
10
9/6/91
1
1
FUS40
IC1
3
1
C4
.1uF
2
1
R9
2
2
237 ohm
1
C3
330uF
R10
20K
2
2 1
1
1
1
1N4005
D4 D5
1N4005
D8
1N4005
2
F4
2
1
12UNFILT
512-0005
30A PIGTAIL
1
600 ONLY
VR1
3
2
1N4005
1
D6 D7
1
1N4005
1
ACFUSED
2
50K
ACFAIL
ACFAIL
1N4005
+12
2
R11
2.67K
2
430-0006
D47
1
ACOUTBLK
A 1
COM 3
RY1
INV_HOT
UTIL_HOT
IFDFWRD
COMP
Q10A
BUZ71
1
3
2
1
2
1
+5
+12
1
+12
2
22uF
450-0011
+5
C27
+12
R55
10K
13
LM339AN
1
2
R57
49.9K
2
1
R62
6.8M
2
3
4
5
-
+12
+12
1
R51
200K
2
1
1
3
10
11
-
R56
150K
C20
.022uF
BSS100
IS NOT
USED
8
1
IC4
+
12
2
1
2B
5 NO
4 NC
1
14
IC3
10
9
14
IC3
C17
3.3nF
2
R52
200K
2
IC4
+
12
LM339AN
1
2
2
2
2
1
TEST
1
2
1
8
2
-
200K
C18
3.3nF
2
SW1
550-0001
7
2
+5
C19
.01uF
+
12
LM339AN
SW1
550-0001
6
3
R54
200K
2
1
9
IC4
1
1
R63
20ohm
+12
+5
R61
10M
2
1
2
2
R23
604K
1
15
1
16
13
14
12
11
10
4
ISENSE
D45
R126
66.5K
VR3
50K
R22
1
1M
2
2
2
2
2
XFER VOLTS
2
XFER1
196V
186V
176V
166V
OPEN
CLOSED
OPEN
CLOSED
XFER2
OPEN
2
1
2
OUTPUT
3
VOLTS
R24
100K
1
C9
.1uF
1
2
R26
150K
1
1
9
3
6
OPEN
CLOSED
CLOSED
VR2
50K
1
330K
R59
1
1
XFER
2
3
VOLTS
R60
200K
C21
2
1
R58
133K
2
C8
.1uF
2
1
.1uF
C10
.01uF
7
+VIN
VREF
COL_B
NON_INV
EMIT_B
INV
IC7
COL_A
COMP
EMIT_A
OSC_OUT
SHUTDOWN
RT
+CL
CT
GND
-CL
8
5
1
1
SG3524BN
360-3524B
1
1
14
XFER1
XFER2
.001uF
12UNFILT
R25
150K
2
J2
C23
2
1
2
1
+12
1
+5
715-0007
1
R53
3
+5
R27
20K
2
+12
R122
261K
R123
133K
C22
.1uF
1
1
74C14
350-7414
74C14
350-7414
1
3
D48
49.9K
R39
43.2K
2
2
11
Q10
2
R38
2
+5
C49
.01uF
+12
+12
2
R28
20K
2
1
2
1
PUSHPL1
2
+5
D9
+12
ACTRIP
14
VDD
8
IC6
6 CD4066
350-4066
2
2
9
1
CHANGE R126, R127 TO 178k
ON BACK-UPS 250
R18
2
1
1
1
C45
.0033uF
2
R17
4.7K
2
R19
470K
+5
1
2
2
2
200K
1
R15
100K
2
C7
.22uF
R20
470K
1
1
R21
178K
1
D44
R127
66.5K
C46
.0033uF
2
+12
1
1
2
1
PUSHPL2
VR4
50K
+12
+12
+12
IC3
6
74C14
350-7414
1
14
VDD
4
3
IC6
5 CD4066
350-4066
11
CD4011
350-4011
IC5
14
3
1
R14
1
2
C5
2
1
1
R12
1M
14
3
2
1
IC3
4 5
14
R16
100K
2
13
12
100K
C6
.1uF
2
.1uF
R13
1M
2
74C14
350-7414
+12
3
CD4011
350-4011
IC5
14
AMERICAN POWER CONVERSION
2
1
DESCRIPTION
SHEET
2
+12
SB208 CIRCUIT BOARD SCHEMATIC
PRODUCT
APCC PART #
A
REV
250/400/600 INT’L BACK-UPS
DATE
BY
SCALE
0S-208
DWG
3/22/91
ESM
E208-10
10
REV #
DATE
7/17/91
REVISION
ECO #391 AND ECO #394
R138 WAS 33K IS NOW 24.9K, C44 WAS .1uF IS NOW .22uF
TO MAKE CURRENT LIMIT CIRCUIT WORK WITH STABLE +12.
ECO #412 AND ECO #413
NO CHANGES ON THIS SHEET
ECO #415
NO CHANGES ON THIS SHEET
NOTES:
1) ALL DIODES 1N4148
1
ALARM DISABLE
J2
3
+12
TEST/ALARM DISABLE RETURN
+12
8
9
1
IC5
350-4011
CD4011
10
2
7
715-0007
R44
100K
1
J2
2
715-0007
14
R128
2
4.7K
C14
.01uF
8,9
8/30/91
SWITCH CLOSED =
BEEPER DELAY
1
8
2
SW1
550-0001
C29
1
10
9/6/91
ACFAIL
.1uF
+12
1
IC3
14
2
1
R45
100K
2
2
+12
5
6
2
14
IC5
350-4011
CD4011
4
1
1
D20
74C14
350-7414
2
R133
2
1
12UNFILT
1
390-0004
BEEPER
+12
2
D15
2
1
C15
.1uF
470K
C48
.01uF
2
1
2
ALARMOSC
BZ1
D35
1
+12
R74
150K
1
2
+12
CLAMP
SHUTDOWN
LOW BAT WARNING
OPEN = 2 MIN
CLOSED = 5 MIN
2
6
-
+12
8
9
1
1
3
14
10
IC2
1
2
1
D30
1
3
1
D31
3
2
2
C26
2
1
7
+
IC4
12
1
LM339AN
CD4001
350-4001
Q9
PN2222
1
1
R138
24.9K
2
1
R134
2M
14
2
13
IC3
12
2
D39
1
COMP
2
12UNFILT
+5
4
5
SW1
550-0001
.01uF
R130
10.0K
DELETE
ON 250
2
D22
2
2
D46
+12
14
13
IC10
12
2
R70
6.81K
2
1
1
R115
100K
2
2
1
D18
Q29
PN2907
2
74C14
350-7414
1
C44
.22uF
74C14
350-7414
1
R64
1
2
R68
10.0K
1
1
2
R73
2
R47
1
1M
1
2
2
1
ACFAIL
1
33.2K
10
C25
22uF
12 CD4066
350-4066
R129
2.26K
2
1
1
2
2
1
R46
1
2
1
Q11
PN2907
3
3
2
2
14
VDD
CHANGE TO 24.9K
ON 250
IC6
C16
1uF
2
1
2
R131
30.1K
133K
R72
34.8K +12
6.8M
R135
1M
2
D17
R137
1M
2
INVDISBL
+5
R69
6.81K
1
R71
33K
1
Q12
1
PN2222
11
DELETE ON 250
ALARMOSC
2
723-0001
+12
R114
20K +12
12UNFILT
14
3
5
J14
J14
CC LOW BATTERY
723-0001
3
2
3
2
6
+12
14
1
2
74C14
350-7414
1
IC10
IC10
4
2
+12
1
R139
2
OC AC FAIL
74C14
350-7414
R106
200K
1
1
1
2
1
1
R108
30.1K
2
+12
14
5
R107
200K
20K
R140
2
1
200K
3
2
2
3
Q28
PN2222
1
Q33
PN2222
2
IC10
6
Q24
PN2907
3
1
723-0001
3
C41
.01uF
2
74C14
350-7414
1
R141
680K
2
R105
47K
2
1
R104
47K
Q32
PN2222
1
J14
J14
J14
J14
J14
CC AC FAIL
723-0001
4
+12
14
9
IC10
8
Q27
PN2222
1
2
R103
1
20K
2
DB-9 GROUND
74C14
350-7414
12UNFILT
R143
2
1
1
723-0001
2
R113
47K
RS-232 AC FAIL
2
+12
14
11
20K
2
1
IC10
10
Q25
PN2907
3
1
1
723-0001
1
UPS SHUTDOWN
74C14
350-7414
ACFAIL
D32
2
1
R101
20ohm
723-0001
2
9
R102
1.00K
2
1
1
DB-9 GROUND
SHUTDOWN
3
1
2
2
1
C42
2
2
1
2
D33
2
Q26
PN2907
3
AMERICAN POWER CONVERSION
DESCRIPTION
SHEET
Q23
PN2222
1
R110
2
100K
22uF
D34
1
C43
22uF
2
R111
100K
1
R109
20K
1
SB208 CIRCUIT BOARD SCHEMATIC
PRODUCT
APCC PART #
B
REV
1
2
250/400/600 INT’L BACK-UPS
DATE
BY
SCALE
0S-208
DWG
3/22/91
ESM
E208-10
10
REV #
DATE
7/17/91
REVISION
ECO #391 AND ECO #394
NO CHANGES ON THIS SHEET
ECO #412 AND ECO #413
NO CHANGES ON THIS SHEET
ECO #415
NO CHANGES ON THIS SHEET
NOTES: 1) ALL DIODES IN4148 UNLESS MARKED.
2) R99 IS MOUNTED TO CHASSIS, NOT CIRCUIT BOARD.
LEAD WIRES SOLDER INTO CIRCUIT BOARD
OR CONNECT TO BOARD VIA MTA HEADER AT
R99A AND R99B.
7
8,9
8/30/91
10
9/6/91
701-0059
XFMR HV WHITE
J10
1
1
1
2
1
INV_HOT
701-0013
R100
82ohm
1
701-0013
1
2
1
2
J5
INVACBLK
UTIL_HOT
R98
200K
12UNFILT
1
R99
20ohm
1
D25
1N4005
2
1
2
D26
1N4005
2
J7
ACOUTBLK
J1
LAMP HOT
2
2
L1
2
IC8
1
2
MOV1
6
5
4
V130LA2
Q22
IRF743
2
1
R95
47K
2
4
721-0003
25uH
1
1
R76
1
1
2
2
2
312-4N25
2
3
3
2
470ohm
Q14
PN2907
1
Q21
3
PN2222
2
1
1
D27
1N4005
1
2
D28
1N4005
C37
.47uF
MOV2
V300LA20
1
C38
1uF
1
MOV5
V300LA20
1
R96
47K
2
3
721-0003
J1
LAMP NEUTRAL
J8
ACOUTWHT
701-0059
L2
2
1
XFMR HV BLUE
CENTER TAP
J16
701-0059
1
1
25uH
1
701-0013
XFMR HV BLACK
J9
1
R29
250VA
400VA
600VA
2.26K
3.01K
3.83K
R34
2.67K
2K
1K
R40
4.99K
4.7K
3.01K
C11
0.1uF
.047uF
.047uF
+5
+12
C40
4.7nF
2
1
701-0059
J6
INVACWHT
J12
J13
XFMR LV
XFMR LV
1
1
R40
2
2
R43
4.7K
D12
1
701-0059
1
701-0059
2
1
1
R41
150K
2
1
1
R42
150K
2
IFDFWRD
C13
.1uF
2
3
Q8
PN2222
1
2
1
D11
2
1
D41
D36
2
2
1
1
1
1
15K
15K
CHANGE C13 TO
.22uF ON 600
DELETE ON
250,400
DELETE ON
250
20ohm
R117
470ohm
2
1
R31
2
1
1
R32
2
Q30
PN2907
DELETE ON
250
DELETE ON
250,400
C12
22uF
2
1
1
R30
20K
2
1
ISENSE
R29
C11
2
2
R34
2
Q36
IRFZ42
1
2
Q6
IRFZ42
1
2
Q5
IRFZ42
1
2
Q4
IRFZ42
1
2
R118
43.2K
2
3
2
1
1
2
3
R116
2
R37
47ohm
2
Q31
PN2222
1
Q1
IRFZ42
1
2
Q2
IRFZ42
1
2
Q3
IRFZ42
1
2
Q37
IRFZ42
1
3
3
3
3
3
3
3
CLAMP
1
R119
1.00K
2
1
1
1
1
1
1
1
R145
200K
3
2
2
2
+12
1
Q35
1
PN2222
R147
47ohm
2
R8
47ohm
2
R7
47ohm
2
R6
47ohm
2
R1
47ohm
2
R2
47ohm
2
1
2
R3
47ohm
R148
47ohm
R146
100K
1
2
D38
1
1
D37
2
PUSHPL1
+12
1
2
1
C39
.01uF
14
2
4
CD4001
350-4001
XFMRLVCT
R65
49.9K
2
12
2
1
1
14
5
11
2
13
IC2
CD4001
350-4001
IC2
D19
1
R66
49.9K
R67
10K
ACFAIL
C24
.1uF
2
6
AMERICAN POWER CONVERSION
DESCRIPTION
SHEET
+12
INVDISBL
PUSHPL2
CD4001
350-4001
1
2
IC2
14
3
SB208 CIRCUIT BOARD SCHEMATIC
PRODUCT
APCC PART #
C
REV
250/400/600 INT’L BACK-UPS
DATE
BY
SCALE
0S-208
DWG
3/22/91
ESM
E208-10
10
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