10
ELECTRICAL SCHEMATICS
Models 1000-2000, 230V/400/460V
53
DRN2 PWR
54
DRN2 TEST
58
57
FUSE SIZES TR1:
2FU 24V-6A 5mm X 20mm GLASS
1FU 230V-1A CLASS CCR
400V-.6A CLASS CCR
460/575V-.6A CLASS CCR
L1
L2
L3
1
2
3
3
1
1FU
LINE
VOLTAGE
1FU
575V
TR1
460
400
208
0V
230
LEGEND
CON1 - COMPRESSOR CONTACTOR
CON2 - FAN CONTACTOR, MTR2 (FAN)
CON3 - FAN CONTACTOR, MTR3 (FAN)
TR1 - TRANSFORMER CONTROL 100VA
MTR1 - COMPRESSOR
MTR2 - FAN MOTOR
MTR3 - FAN MOTOR
MTR4 - FAN MOTOR (2000 ONLY)
MTR5 - FAN MOTOR (2000 ONLY)
1FPS - FAN PRESSURE SWITCH FAN 1 (230/300 PSI)
2FPS - FAN PRESSURE SWITCH FAN 2 (255/320 PSI)
LPCO - LOW PRESSURE CUTOUT SWITCH (47/64 PSI)
HPCO - HIGH PRESSURE CUTOUT SWITCH (350/450 PSI)
TB1 - TERMINAL BLOCK, POWER DISTRIBUTION
TB2 - TERMINAL BLOCK, CONTROL
HTR - CRANKCASE HEATER
1FU - PRIMARY FUSE
2FU - SECONDARY FUSE
DRN1 - DEMAND DRAIN SOLENOID
DRN2 - DEMAND DRAIN SOLENOID (OIL COALESCING OPTION)
TC1 - TEMPERATURE SENSOR, THERMISTOR
F1 - RFI FILTER
1FTO - FAN1 THERMAL OVERLOAD
2FTO - FAN2 THERMAL OVERLOAD
3FTO - FAN3 THERMAL OVERLOAD (2000 ONLY )
4FTO - FAN4 THERMAL OVERLOAD (2000 ONLY )
SUP
F1
2FU
X1 (0V)
HTR
T1
T3
T2
MTR1
V1
U1
U1
V1
T4
T5
W1
T6
MTR2
W1
U1
U1
V1
T8
T7
W1
T9
MTR3
MTR4
V1
MTR5
W1
2
3
1
3
2
1
2
3
2
1
3
CON3
CON2
CON1
2
HEATER AUX
NOTES:
1. WATER-COOLED UNITS: FAN MOTOR(S), FAN CONTACTORS,
FAN PRESSURE SWITCH(ES), AND FAN THERMAL OVERLOADS
ARE REMOVED.
2. SEE FAN NAMEPLATE FOR SPECIFIC WIRING INFORMATION.
3. SCROLL COMPRESSORS REQUIRE PROPER PHASING.
SEE COMPRESSOR DATA PLATE FOR CORRECT WIRING SEQUENCE.
4. WIRES 55 AND 56 ARE JUMPERED TOGETHER ON STANDARD DRAIN
PKG.
COMPRESSOR
SEE NOTE 3
FA N1
NOTE 1, 2
FA N3
(2000 ONLY )
FA N2
NOTE 1, 2
FA N4
(2000 ONLY )
MATCH TRANSFORMER SUPPLY
TAP TO LINE VOLTAGE
(115V)
(24V)
X (24VAC)
TB2-X
47
DRN1 PWR
48
OIL COALESCING
OPTION
DRAIN
FA N2
NOTE 1, 2
FAN1
NOTE 1, 2
COMPRESSOR
RFI FILTER
TB2-N
N (24VAC)
BLU
BLU
(LINE)
(LOAD)
BRN
BRN
1
2
W1
W3
W2
W22
W23
W26
W27
DRN1 TEST
52
TB2-8
8
7
51
TB2-7
TB2-F2
2FPS
H
G
35
2FTO
4FTO (2000 ONLY)
45
45
45
CON3
46
3FTO (2000 ONLY)
43
43
43
CON2
44
TB2-4
4
EF
TB2-F1
33
33
42
CON1
41
1FTO1FPS
35
AIR-COOLED ONLY
10 K
Ω
TC1
COMP ON AUX
HEATER OFF AUX
HPCO
LPCO
DRN1 ALARM
DRN2 ALARM
(OPTIONAL)
SEE NOTE 4
56
50
D
B
19
55
49
C
A
62
60
34
61
TB2
TC
TC
15
16
17
18
20
21
9
10
11
12
13
14
26
27
28
(ALARM B OUTPUT, N.O.)
(ALARM B OUTPUT, N.C.)
(ALARM B OUTPUT, COM.)
(ALARM A OUTPUT, N.O.)
(ALARM A OUTPUT, N.C.)
(ALARM A OUTPUT, COM.)
CUSTOMER AUXILARY CONNECTION
CONTACT RATINGS: 5 AMP 250VAC
ALARM A FAULT STOPS COMPRESSOR
ALARM B FAULT INDICATION ONLY
(CUSTOMER OPTIONS)
REMOTE STOP/START
LOCAL/REMOTE
WEB MONITOR (RS232 PORT)
FILTER MONITOR (RJ-11)
FILTER MONITOR COALESCING (RJ-11)
35
15
16
17
18
20
21
19
9
10
11
12
13
14
26
27
28
J5
J4
J2
W33
W32
W31
W21
W20
W19
W18
W17
W16
W15
W14
W13
W11
W10
W9
W8
W5
W4
3
PDB (TB1)
CONNECTION
FUSIBLE DISCONNECT SWITCH & FUSES
SUPPLIED BY END USER AND SIZED PER NEC
DISC.
230/3/60
400/3/50
460/3/60
INSTRUMENT PANEL SIGNAL
INSTRUMENT
PANEL
POWER
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