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VSS/VSM/VSH/VSSH • Installation, Operation and Maintenance Manual • Emerson • 35391SD
Figure 3-12. Example - Vission 20/20 Wiring Diagram
19
18
17
16
14
15
13
9
12
11
10
8
7
6
4
5
3
2
1
50
49
48
47
46
44
45
43
42
41
40
32
33
35
34
36
37
38
39 70
69
68
67
65
66
64
63
71
72
73
74
76
75
77
78
79
80
81
GND
*SEE NOTE 10
TRIP
ANNUNCIATION
(OUTPUT DE-ENERGIZES ON
A TRIP CONDITION)
OIL SEPARATOR
HEATER START
A1
A2
*SEE NOTE 10
BLACK
BLUE
BROWN
VOLUME
INCREASE/DECREASE
ACTUATOR
CAPACITY
INCREASE/DECREASE
ACTUATOR
OIL PUMP
STARTER
COMPRESSOR
STARTER
N
DC POWER
SUPPLIES
1A
BROWN
BLUE
BLACK
CAPACITY CONTROL
SELECT 1/2
REMOTE START/STOP
REMOTE CAPACITY
INCREASE
REMOTE CAPAPCITY
DECREASE
OIL LEVEL FLOAT SWITCH#2
/ OIL FILL LEVEL (COOL
COMPRESSION)
OIL LEVEL FLOAT SWITCH#1
/ LOW LEVEL TRIP (COOL
COMPRESSION)
HIGH LEVEL SHUTDOWN
COMPRESSOR MOTOR
STARTER AUXILIARY
CONTACT
FROM LINE 31FROM LINE 31
TO DC TERMINAL
SUBPLATE
TO STARTER
TO STARTER
TO STARTER
TO CUSTOMER
CONTROL
IF REQUIRED
CONTROL POWER
DISCONNECT AND BRANCH CIRCUIT
PROTECTION TO BE SIZED PER THE NATIONAL
ELECTRIC CODE.
INCOMING POWER SUPPLIED FROM REMOTE
CUSTOMER SUPPLIED UL LISTED FUSED
DISCONNECT OR BREAKER
FLA = X.X AMPS
115VAC / 60HZ
HL
SHUTDOWN AUX
1
1
INPUT
OUTPUT
RS-
50-24
RD-
35-A
GND
1 1B
OUTPUTS
GND
HP1
5/12 COM
+12VDC
+5VDC
OUTPUT
2
1C
INPUT
DIGITAL OUTPUT: BOARD
#1 PLUG X2
DIGITAL OUTPUT: BOARD
#1 PLUG X1
18
17
15
16
14
13
12
11
OUTPUTS
TO CPU BASEBOARD
EMI FILTER
LOAD
LINE
E-STOP
SW 1
CB 1
15 AMPS
DOOR
GND LUG
1
1
1
1
1
1
1
1
INPUTS
INPUTS
REM. CAP. DECREASE
REM. CAP. INCREASE
DIGITAL INPUT: BOARD #3
PLUG X2
DIGITAL INPUT: BOARD #3
PLUG X1
35
36
37
38
CAP. CTRL SELECT
REMOTE START/STOP
LOW OIL LEVEL
LS2
LOW OIL LEVEL
LS1
AUX MS1
34
33
32
31
+24VDC
-24 COM
-24 COM
+24VDC
N
4
3
2
1
N
5
6
7
8
1
2
3
4
H
8
7
6
5
H
N
N
N
N
N
N
N
N
N
N
N
N
N
N
INTERNAL PANEL WIRING (FACTORY)
VILTER SHOP WIRING
FIELD WIRING (BY OTHERS)
PANEL HEATER
OPTION
1H
HEATER
150 WATT
ON 40 / OFF 60
THERMOSTAT
OUTPUTS
DIGITAL INPUT/OUTPUT: BOARD #4
PLUG 1
1
CDR
4
CONDENSER
STEP #4
CDR 1
CONDENSER
STEP #1
CDR
2
CONDENSER
STEP #2
42
41
CONDENSER
STEP #3
CDR
3
43
44
1
2
3
4
H
1
2
3&4
5
6
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