Tweco 300 XT Ultra-Cut Plasma Cutting System - Manual (Page 144)

ULTRA-CUT 300 XT
A-3� APPENDIX Manual 0-5274
APPENDIX 21: System Schematic 300A, 480V PG 1
1
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2
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3
3
4
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5
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6
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7
7
8
8
9
9
10
10
F F
E E
D D
C C
B B
A A
Rev Revision By Date Rev Revision By Date
042X1347
C 1 2
10/05/2012 DAT
Victor Technologies Headquarters
16052 Swingley Ridge Road, Suite 300
St Louis, Missouri 63017 USA
Drawn Date
Sheet
of
Size
Drawing Number SCHEMATIC
Ultra-Cut XT 300A 480V
The information contained herein is proprietary to Victor Technologies.
Title
Not for release, reproduction or distribution without written consent.
9/30/2013
Date Printed Date Revised
9/16/2013
00 Initial Design DAT 10/03/2012
Work
Tip
Ele
ct
rod
e
(+)
(+)
(-)
C
RAS
1
2
J41
TIP
1
J43
ELECTRODE
1
J44
EARTH GROUND
1 2 3 4 5 6 7 8 9 10
J42
TO RELAY BOARD
1 2 3 4
Hall Effect Sensor
HCT1
1
TORCH
1
PILOT
1
WORK
W1A
W1B
W1C
1
2
J105B AC INPUT
1
2
J104B
1
2
J103B
1
2
J105A AC INPUT
1
2
J104A
1
2
J103A
1
2
J104A
1
2
J105A
AC INPUT
1
2
J105B AC INPUT
1
2
J104A
1
2
J103A
1
2
J104B
1
2
J103B
1
2
J105A AC INPUT
J100 -- 30 CKT RIBBON
J100 -- 30 CKT RIBBON
1
2
J103A
INVERTER MODULE (IM) #3 (top)
INVERTER MODULE (IM) #2 half module (middle position)
INVERTER MODULE (IM) #1 (bottom)
1
2
3
4
5
J102B
OUTPUT
1
2
3
4
5
J102A
OUTPUT
1
2
3
4
5
J102A
OUTPUT
1
2
3
4
5
J102B
OUTPUT
1
2
3
4
5
J102A
OUTPUT
PILOT PCB
ELECTRODE (-)
ELECTRODE (-)
ELECTRODE (-)
ELECTRODE (-)
ELECTRODE (-)
WORK (+)
WORK (+)
WORK (+)
WORK (+)
10 ckt Ribbon
SHIELD
TO J3 on RELAY PCB
+1
5
VDC
-1
5
VD
C
C
O
MMO
N
SIG
(+)
TO J1 on RELAY PCB
TO CCM
CPU PCB J31
TO CCM
CPU PCB J32
TO CCM
CPU PCB J33
TO CCM
CPU PCB J35
TO CCM
CPU PCB J36
IM #2 Section A (lower)
IM #1 Section B (upper)
IM #1 Section A (lower)
J100 -- 30 CKT RIBBON
J100 -- 30 CKT RIBBON
1 2 3 4
J16
TIP VOLTS
WORK
ARC VOLTS
To J24 on I-O PCB
18 AWG wire
both in and out of
CB1
1 2 3 4 5 6 7 8
J45
TO I/O BOARD
019X501600
1
2
3
4
5
J40
INVERTER
AC 24V- Ret -TB4-1
AC 24V-TB4-2
AC 120V- Ret- TB4-3
AC 120V- TB4-4
ARC VOLTS (TORCH)
TIP VOLTS (PILOT)
WORK
120 VAC @ 100 ma.
24 VAC @ 1A (3)
(2)
) 3 2 ( ) 1 (
(24)
(25)
(23)
(23)
(24)
(24)
(25)
(25)
(49F)
(51F)
(51E)
(52)
(55)
(53)
(51C)
(51F)
(49E)
(49C)
(49B)
(49A)
(51B)
(50)
(50)
(49)
(49)
(52)
(51)
(51)
(49)
(56)
(57)
(58)
(59) (60)
(61)
(62)
(63)
(51)
SYSTEM BIAS SUPPLY PCB
+24VDC
GND
+ V
To J27 on CCM I/O PCB
TO J12
T1 PRIMARY
K1A
24 VDC
24 VDC
24 VDC_RET
24 VDC_RET
MISSING PHASE a
MISSING PHASE b
AC V HIGH a
AC V LOW a
AC V LOW b
AC V HIGH b
VAC_IDA a
/ VAC_IDA b
VAC_IDB a
/ VAC_IDB b
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J62
48
0V
-ID
40
0V
-ID
208-2
30
V -ID
C
O M
(29)
(30)
(31)
(32)
(33)
(34)
(35)
(36)
(37)
(38)
(39)
(40)
(41)
(42)
(43A) (44A)
019X501900
K1B
1 2 3 4 5 6 7 8 9 10 11 12
J63
TO AUX TRANSFORMER
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
J60
AC INPUT
J63 = Mini-Fit Jr goes to
J12 on T1 primary
400 VAC -- Single 18 AWG
in pins 1 & 12
480 VAC -- Single 18 AWG
in pins 1 & 12
230 VAC -- 18 AWG
wires in pins
1, 6, 7, 12
1 2
J46-F
1 2 J46-M
J100 -- 30 CKT RIBBON
WORK (+)
IM #3 Section B (upper)
IM #3 Section A (lower)
(48)
1 2 3 4
J61
VOLTAGE SELECTION
Wire #48 from J61-1 to:
J61-2 for 208-230 VAC
J61-3 for 400 VAC
J61-4 for 480 VAC
L1
(51) (24)
(23)
(25)
AC
SUPPRESSION
PCB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
J50
AC LINE
GND
1
2
3
4
J52
INTERNAL AC INDICATOR
1
2
3
4
J51
PANEL AC INDICATOR
LT1
LT2
019X504000
(3)
(2)
(1)
(10)
(11)
(12)
(13)
1 L1
1 L2
1 L3
1 Earth
W2A
W2B
W2C
(1)
(2)
(3)
(7)
(8)
(9)
(7)
(8)
(9)
(7)
(8)
(9)
1 COMMON
2 /1TORCH START *
3 NA
4 /1TORCH GAS SOL ON *
5 /MAIN TORCH IDLE *
6 /1TORCH PRESS OK *
7 FLOW SENSOR (pulses)
8 LOW COOLANT FLOW
9 COOLANT LEVEL OK
10 COMMON
11 NA
12 /PLASMA ENABLE-HMI
13 /COOLANT PUMP ON
14 COMMON
15 /PILOT ENABLE
16 /RAS ON
17 /CONTACTORS ON
18 COMMON
19 /COOLANT FANS ON
20 /1TORCH CONTACTOR ON *
21 /PLASMA ENABLE RELAY
22 COMMON
23 PILOT CURRENT SIG-
24 NC
25 PILOT CURRENT SIG+
26 COMMON
27 WORK CURRENT SIG-
28 WORK CURRENT SIG+
29 NC
30 AMBIENT TEMP
31 COOLANT TEMP
* Used with 1 Torch Option
32 COMMON
33 -15 VDC
34 COMMON
35 24 VDC
36 COMMON
37 24 VDC
38 COMMON
39 24 VDC
40 COMMON
RIBBON CABLE 40 ckt CCM (J23) - RELAY PCB (J4)
1,3,5,7 24 VDC
2,4,6,8 COMMON
9,10 NC
11-16 SERIAL DATA
1,2 24 VDC
3,4,7,10 COMMON
5 PILOT ENABLE +
6 PILOT ENABLE –
8 PILOT CURRENT SIG –
9 PILOT CURRENT SIG +
RIBBON CABLE 10 ckt
RELAY PCB (J3) – PILOT PCB (J42)
RIBBON CABLE 16 ckt
CCM ( J37) - DISPLAY
PCB (J17)
RIBBON CABLE 30 ckt.
CCM (J31-36) - INVERTER (J100)
Component Locations (not including PCB components)
LT1 & LT2
INPUT POWER
NEON INDICATORS
Rear Panel & Internal
1
2
3
4
5
6
7
TB4
019X502700
019X502000
019X502000
019X502700
019X502000
(Sht 2, A1)
(Sht 2, E3)
(Sht 2, B9)
(Sht 2, D3)
(Sht 2, A5)
(Sht 2, C3)
(Sht 2, C3)
(Sht 2, C3)
(Sht 2, C3)
(Sht 2, C3)
(J10 Sht 2, B8)
D3, RED, CAP
IMBALANCE
D4, GREEN, READY
D6, GREEN, -12V
D11, GREEN, +12VP
D13, GREEN, +12V
D1, RED, INV FLT
D14, RED, OVER TEMP
D24, GREEN, PWM ON
D32, RED, PRI OC
CONTROL PCB LEDS CAP BIAS PCB LEDS MAIN PCB LEDS
230V 400V 480V ERR
/VAC_IDAb 0 1 0 1
/VAC_IDBb 0 0 1 1
Measure relative to TP1 (24VDC_RET)
"0" = 10-12V "1" = 24V
CB1
ON / OFF (3-22)
(1-20)
(2-21)
FRONT PANEL
(27
A
&B
)
(2
6)
(2
8)
(27B)
16 A
8A, 500V, SB
F2
8A, 500V, SB
F1
(27A)
(86A)
(86B)
(85A)
(85B)
LEDS
D3, RED, MISSING PHASE
D4, RED, AC V HIGH
D14, RED, AC V LOW
D26, GREEN, +12V PRI
D30, GREEN, 24VDC
D44, GREEN, T1 ON
TEST POINTS
TP1 SECONDARY GND
TP2 24VDC
TP3 DC INPUT POSITIVE
TP4 VCC1
TP5 VCC2
TP6 GATE
TP7 PRIMARY GND
TP8 +12V PRIMARY
TP9 P ISOL GND
System Bias LEDs & Test Points
2 1 0 2 / 1 2 / 1 1 T A D 2 F d d A 1 0
02
Add T1 Inrush Ckt DAT 2/18/2013
CHASSIS GND
CHASSIS GND
CHASSIS GND
CHASSIS GND
PILOT BOARD LED'S
D2 PILOT ENABLE
D11 +5V
TEST POINTS
TP1 GND
TP2 PILOT GATE
TP3 +5V
03 Misc updates & corrections DAT 6/27/2013
o
b
g
w
More updates & corrections 3 1 0 2 / 6 1 / 9 T A D 4 0
C4 Capacitor, fan starting, 8uf 440VAC (Sht 2, D2)
CB1 Circuit Breaker /ON/OFF SW, 15A 480V
(Sht 1, E1)
CB2-4 Circuit Breaker, 5A, 250V (Sht 2, B3)
F1, 2 Fuse, 8A, 500V, S.B. (Sht 1,E1)
FAN1 Fan, Heat Exchanger , 230 VAC (Sht 2, D2)
FL1 Flow meter, pulse output (Sht 2, B2)
FS1 Flow SW, 0.5 GPM (3.8 lpm), N.O. (Sht 2, A2)
HCT1 Current Sensor, Hall Effect 200A, Work Lead
(Sht 1, C8)
K1 Relay, 24VAC, Inrush Control, (Sht2, B9)
L1 Inductor, (Sht 1, B7)
L3-9 Toriod Core Common Mode Ind (Sht1 B8, A-D3)
LS1 Level Switch, Coolant Tank (Sht 2, A3)
LT1, LT2 Indicator, Neon, 250V, AC Volts Present
(Sht 1, B2 & C2)
M1 Motor, Pump, ½ hp 230VAC, 50/60 Hz, 1Ph
(Sht 2, C2)
MC1 Relay, 120VAC, Inrush, coil (Sht2, B9)
contact (Sht2, A1)
MC2 Relay, 120 VAC, Fan Control, coil
(Coil at Sht 2, A7)(Contacts at Sht 2, D1)
MC3 Relay, 120 VAC, Pump Motor Control, coil
(Coil at Sht 2, A7)(Contacts at Sht 2, C1)
R2 Inrush, 4.7 Ohm, 30W (Sht2, A1)
R3,4 Ext RC, 100 ohm 55W (Sht1, A7)
SA1-4 Snubber, Contactor & Relay coils
(Sht 2, A8 & A9)
T1 Aux Transformer (Sht 2, B2)
TB4 Terminal Block (Sht 1, C9)
TS1 Temperature Sensor, NTC, Coolant Return
(Sht 2, A5)
TS2 Temperature Sensor, NTC, Ambient (Sht 2, A5)
W1 Contactor , Input (Coil Sht 2, A8), (Contacts C2)
W2 Contactor , Input (Coil Sht 2, A8), (Contacts A2)
1 READY +
2 READY -
3 INVERTER_FLT +
4 INVERTER_FLT -
5 OVERTEMP_FLT +
6 OVERTEMP_FLT -
7 PWR_PRESENT +
8 PWR_PRESENT -
9 OUT_COM (+3 to 5VDC)
10 VAC_SELA
11 VAC_SELB
12 IS_IDA
13 IS_IDB
14 IS_IDC
15 ENABLE +
16 ENABLE -
17 START2 +
18 START2 -
19 SPARE
20 SYNC_IN +
21 SYNC_IN -
22 NC
23 NC
24 47 OHM to COMM
25 DEMAND +
26 DEMAND -
27 47 OHM to COMM
28 CURRENT +
29 CURRENT -
30 47 OHM to COMM
J58A
J58C
R3 & R4
Art # A-11976_AB
Art # A-11976_AB