
CENTURY POWER SUPPLY SCHEMATICS
4 Amp Power Supply Model XCPS-40 / XCVA-40
6 Amp Power Supply Model XCPS-60 / XCVA-60
DESCRIPTION SCHEMATIC #
BLOCK DIAGRAM AND TRANSFORMER WIRING OPTIONS 1
FRONT OF MODULE, LED DISPLAY, BRIDGE RECTIFIERS
REAR POWER MODULE PCB 3
2

CENTURY POWER SUPPLY
Block diagram Transformer wiring options
for 100V/120V, 220V & 240V
DC
DC
Power
Power
Out
Out
TO CIRCUIT
BREAKER
100V / 120V OPERATION
POWER CIRCUIT CREST
SUPPLY BREAKER PART
MODULE VALUE NUMBER
XCPS-40 4 AMP 21000023
XCPS-60 8 AMP 21000022
TO EIC POWER
CONNECTOR
TO CIRCUIT
BREAKER
220V OPERATION
POWER CIRCUIT CREST
SUPPLY BREAKER PART
MODULE VALUE NUMBER
XCPS-40 3 AMP 21000031
XCPS-60 4 AMP 21000023
XCPS-40 - SG140
XCPS-60 - SG72
BLACKBLACK
XCPS-40 - SG140
XCPS-60 - SG72
BLACKBLACK
INTERNAL THERMAL SWITCH
RED
YELLOW
ORANGE
PURPLE
GREY
BLUE
GREEN
INTERNAL THERMAL SWITCH
RED
YELLOW
ORANGE
PURPLE
GREY
BLUE
GREEN
WIRED FOR 100V / 120V
V1ACA
V1CT
V1ACB
V2ACA
V2ACB
V3ACA
V3ACB
WIRED FOR 220V
V1ACA
V1CT
V1ACB
V2ACA
V2ACB
V3ACA
V3ACB
TO EIC POWER
CONNECTOR
TO CIRCUIT
BREAKER
240V OPERATION
POWER CIRCUIT CREST
SUPPLY BREAKER PART
MODULE VALUE NUMBER
XCPS-40 3 AMP 21000031
XCPS-60 4 AMP 21000023
2
TO EIC POWER
CONNECTOR
XCPS-40 - SG140
XCPS-60 - SG72
BLACKBLACK
D
INTERNAL THERMAL SWITCH
RED
YELLOW
ORANGE
PURPLE
GREY
BLUE
GREEN
WIRED FOR 240V
V1ACA
V1CT
V1ACB
V2ACA
V2ACB
V3ACA
V3ACB
Schematic #1

CENTURY POWER SUPPLY
Front of module, LED display, bridge rectifiers
V3AC
V3AC
BR2
MP14020W
22,000/50V
C10
R21
47K
Z2
1N821
Q21
NOTE1
R67
2.2/1W
R68
NOTE1
R23
470
C12
10/16V
Q20
NOTE1
R22
2.2K
Q19
NOTE1
R65
2.2/1W
2
3
2SC3298
R52
180/5W
120/1W
7
4
Q17
NOTE1
R66
NOTE1
Q8
R25
6
IC3
TL321CP
R61
NOTE1
Q13
NOTE1
Q9 2SC3281
R69
NOTE1
R24
33/1W
1N4004
D10
C23
0.1/50V
1N5363
R64
2.2/1W
Z10
30V
R62
0.5/7W
R53
0.5/7W
R26
NOTE1
2SC3298
Q10
R31
3.32K/1%
R51
NOTE
0.5/7W
R28
249/1%
750/1%
R30
9.76K/1%
0.1/50V
1
R27
R29
C14
C30
100/50V
Z6
1N5362
AUX GND+V3
J4
22-23-2021
1
2
LED CONN2
J5
22-23-2041
1
2
3
4
FAN
GND
FAN
GND
C24
0.1/50V
1
32
IC6
LM35DP
R45
2.2K
1K/1%
R60
R59
1K
R34
1K/1W
D16
1N4004
C29
0.1/50V
IC7
7
TL321CP
3
2
6
15
4
D15
1N4004
R58
39.2K/1%
Q18
2N5551
R57
10K
R56
2.2K
IC5
LM317T
1
221/1%
23
R55
V1AC
V1AC
V1CT
V2AC
V2AC
+V1
MP14020W
RS402
BR1
BR3
C1
31,000/40V
C15
1,000/80V
GND -V1 +V2
C2
31,000/40V
REF
Q12,Q13
Q14
R8,R18,R26
R69
Q17,Q20
R51,R61,R66,R68
HI PWR LO PWR
2SC3281 NOTUSED
2SA1302 NOTUSED
0.5/7W
2.2/1W
NOTUSED
NOTUSED NOTUSED
NOTUSED
NOTUSED
NOTUSED
LED1
GRN
J1
22-23-2061
1 2 3 4 5 6
LED2
GRN
LED3
GRN
2 1
5 4 3
7 6
D
LED4
GRN
REAR CONNECTOR PIN OUT
Pin 1 +24 VDC
Pin 1 +24 VDC
Pin 2 +20 VDC
Pin 2 +20 VDC
Pin 3 Analog GND
Pin 3 Analog GND
Pin 4 Analog GND
Pin 4 Analog GND
Pin 5 Digital GND
Pin 5 Digital GND
Pin 6 +48 VDC
Pin 6 +48 VDC
Pin 7 -20 VDC
Pin 7 -20 VDC
Schematic #2
2
+V3+V1 -V1 +V2

Part# Description
10000001 BARRIER STRIP 2POS,375CENT
10500001 BARRIER JUMPER 02POS,375CENT
12000002 CAP ALEL RL 1U 20% 50V
12000004 CAP ALEL RL 10U 20% 25V
12000004 CAP ALEL RL 10U 20% 25V
12000006 CAP ALEL RL 10U 20% 100V .
12000026 CAP ALEL RL 1000U 20% 80V
12000034 CAP ALEL RL 100U 20% 50V
12000034 CAP ALEL RL 100U 20% 50V
14000014 CAP POST RL 2.2U 5% 63V .59
14000039 CAP POST RL .1U 50V
14000039 CAP POST RL .1U 50V
14000046 CAP POST RL .0033U 50V
14000077 CAP POME RL .33U 20% 250V .8
18000023 CAP ALEL RL 31000U 40V
18000026 CAP ALEL RL 18000U 50V
21000020 CB 12 AMP R11-62F-12.0A-B01CV-V
23000068 CONN AMP 208717-1
23000069 CONN AMP 66473-9 PCB GOLD SOCKET
24000163 CONN 08-55-0102 TERM .1 22-30GA
24000173 CONN 22-23-2041
24000173 CONN 22-23-2041
24000174 CONN 22-23-2021
24000175 CONN 22-23-2061
24000176 CONN 22-01-2067
24000177 CONN 22-01-2047
24000177 CONN 22-01-2047
24000178 CONN 22-01-2027
24600001 CONN AC POWER RECEPTICAL
25000001 CONN SPLICE PURPLE 36965
27000006 DIODE FR204-BTR (T
27000007 DIODE 1N821 5% (T
27000007 DIODE 1N821 5% (T
27000008 DIODE 1N4004 (T
27000008 DIODE 1N4004 (T
27000012 DIODE 1N5359B 5% 24V (T
27000013 DIODE 1N5363B 30V (T
27000046 DIODE 1N5365 5% 36V (T
27000060 DIODE 1N5362 10% 28V 5W ZENER(T
27000061 DIODE 1N5370 10% 56V (T
28000003 FAN 24V DC
31600002 LED SPACER RICHCO #LEDS2M-400-4
31800001 FOAM, 1/4 X 1/2 X 3 1/8 BLK
33000008 SCR PAN P U632 04 ST BZ MACH
33000021 SCR PAN P U632 12 ST BZ MACH
33000025 SCR PAN P U632 40 ST CZ MACH
33000027 SCR PAN P U420 12 ST BZ MACH
33000027 SCR PAN P U420 12 ST BZ MACH
35000001 SCR PSM P U440 08 ST BZ MACH
35000001 SCR PSM P U440 08 ST BZ MACH
35000006 SCR PSM P U440 12 ST BZ MACH
37000008 SCR FLT P U632 08 ST BZ MACH
38000001 SCR UFL P U632 04 SS BP MACH
38000005 SCR UFL P U032 06 ST BZ MACH
39000001 SCR CAP H U440 08 ST PO MACH
43000022 SCR PAN P FT08 06 ST BZ TFAB
43700002 SCR TRU P U032 10 SS BP MACH
44000003 KEP NUT 6-32 (LARGE) STEEL ZINC
44000003 KEP NUT 6-32 (LARGE) STEEL ZINC
45000001 PEM NUT KFS2-632 6-32
47300015 BRACKET ZIERICK #370 STD.
47300060 BRACKET ZIERICK #865 ''L''
48000001 WASHER STEEL #4
48000007 WASHER .13X.5X.03 RIVET BUR FL
52000003 SHOULDER WASHER 23A2419-00 #4
52000005 SHOULDER WASHER KEYSTONE #7683
54100001 HEATSINK 77D1513-01 CREST CONSOL
55000019 MICA TO - 220 THICK
55000020 MICA INSULATOR TO-3P TO-218 TO-2
56000012 FISH PAPER 3-1/4 X 15-1/4 W/ADH
57000107 IC LT1006CN8 SING SPLY, SING OPA
57000107 IC LT1006CN8 SING SPLY, SING OPA
60000008 LED L53GD GRN
61000007 LUG 1/4" PUSH-ON FULL INS 16-14
61000016 LUG 1/4" PUSH-ON FULL INS 12-10
62100001 COV 77D1519-00 CONSOLE PS
63100001 CHS 77D1514-00* 2SP CONS PS
65000062 SUPPORT BRKT 27A1261-01*FCV220/4

66000002 CABLE CLAMP 1/4 DIA X 3/8 WIDE N
69200011 PCB 26C1511-04 CREST CON. P SUPP
69200012 PCB 26D1587-00 CREST CON. P SUPP
69200015 PCB 26D1639-00 CREST CONS PS DPL
69200019 PCB 26B1887-00 PSPLY IN-RUSH LIM
70000008 RECTIFIER MP14040W BRIDGE
70000009 RECTIFIER MR2402R
70000029 RECTIFIER RS402 TL401G
71000019 REGULATOR LM317T METAL TAB TO-22
73000001 RES 1K00 1/4W .1% MF
73500011 RES 221R 1/4W 1% MF (PV70240081
73500011 RES 221R 1/4W 1% MF (PV70240081
73500020 RES 750R 1/4W 1% MF
73500023 RES 1K00 1/4W 1% MF (PV70241077
73500036 RES 10K0 1/4W 1% MF (PV70241050
73500043 RES 39K2 1/4W 1% MF
73500058 RES 3K32 1/4W 1% MF
73500058 RES 3K32 1/4W 1% MF
73500127 RES 6K81 1/4W 1% MF (PV70241043
73500236 RES 9K76 1/4W 1% MF
73500237 RES 249R 1/4W 1% MF
73500238 RES 324R 1/4W 1% MF
73500240 RES 162R 1/4W 1% MF
74000002 RES OR 1/4W (PV70240148)
74000009 RES 100R 1/4W 5% CF (PV70240010
74000021 RES 470R 1/4W 5% CF (PV70240015
74000021 RES 470R 1/4W 5% CF (PV70240015
74000033 RES 2K2 1/4W 5% CF (PV70240020
74000033 RES 2K2 1/4W 5% CF (PV70240020
74000037 RES 4K7 1/4W 5% CF (PV70240023
74000042 RES 10K 1/4W 5% CF (PV70240025
74000050 RES 47K 1/4W 5% CF (PV70240031
74000050 RES 47K 1/4W 5% CF (PV70240031
74500004 RES 8K66 1/2W 1% MF
76500001 RES 2R20 1W 5% MO T&R (PV702100
76500011 RES 1K00 1W 5% MO/MF (PV70210000
76500011 RES 1K00 1W 5% MO/MF (PV70210000
76500012 RES 120R 1W 5% MO
76500012 RES 120R 1W 5% MO
76500016 RES 33R0 1W 5% MO
76500016 RES 33R0 1W 5% MO
76500029 RES 2K70 1W 5% MO (PV70210016
76500030 RES 3K30 1W 5% MO
77500008 RES 1K50 5W 5% WW BT
77500014 RES 180R 5W 5% WW BT
77500025 RES 200R 5W 5% WW BT
78100005 RES R500 7W 1% WW RCD
78100005 RES R500 7W 1% WW RCD
81100003 THERMISTOR RODAN SG72
81100012 INRUSH LIMITER SG140 SL15 2R509
83000006 SENSOR LM35DP (TO-202)
83000009 SENSOR TEMP 200F 2455R 8511-6 L2
85000003 SKT LTO308TBB PRECICONTACT 8PIN
85000003 SKT LTO308TBB PRECICONTACT 8PIN
86000010 STANDOFF AL 1/4" ROUND 6-32X1/2A
86000028 STANDOFF 1/4" ROUND 4-40 X .9375
86000033 AL SPACER 1/4" RND #4 X 3/16 SWA
86000034 AL SPACER 1/4" ROUND #4 X .40 SW
86500003 STANDOFF BR 1/4" HEX 6-32X.45 M/
86500015 STDOFF ST 1/4" HEX 6-32 X 1/2" M
87000014 SPACER AL 1/2" ROUND #10 CLEAR
90000003 TAB 1/4" #1021
90000003 TAB 1/4" #1021
90000003 TAB 1/4" #1021
90700002 LABELS 23A2759-01 120 VOLT UNIT
90700081 LABELS 23A2527-01 UL CONSOLE P S
90700132 LABELS 23A3887-00 CE GENERIC
90800055 LABELS 6A POWER SUPPLY
92000001 TIE WRAP 4''
92000005 TIE WRAP PLT4S OR EQUIVALENT
92500001 TIE WRAP HOLDER 3/4'' SQ.
93100021 TX 72C1534-03 CONSOLE 6 AMP
94000002 TRANSISTOR 2N5401
94000003 TRANSISTOR 2N5551
94000006 TRANSISTOR 2SA1302-0 (PV7045820
94000010 TRANSISTOR 2SC3281-0 (PV7046820
94000080 TRANSISTOR TIP142
94000080 TRANSISTOR TIP142
94000132 TRANSISTOR 2SA1837 TOSH(PV704018
94000133 TRANSISTOR 2SC4793 TOSH(PV704047
95000003 TUBING HEATSHRINK 3/32'' BLACK
96000013 LINE CORD IPC65008A NORTH AMERIC

97510087 WIRE HOOKUP 16GA BLACK UL1015
97510088 WIRE HOOKUP 16GA WHITE UL1015
97510092 WIRE HOOKUP 16GA GREEN/YEL UL101
98500118 WIRE ASSY 73A3647-01
98700252 ASSY PKG CONSOLE 2U PSU
D7000007 CONSOLE WARRANTY SHEET U S & CAN