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DRS 15 SCREW COMPRESSOR
WITH VARIABLE SPEED CONTROLS
ELECTRICAL SCHEMATICS
CSC300 & NXS INVERTER
CSC300DRS15
DM
02/20/19
N.T.S.
5
1
2
POWER BLOCK
PRIMARY FUSE F1 / F2
3
SECONDARY FUSE F3
4
TRANSFORMER
5
TERMINAL BLOCK
6
GROUND TERMINAL
PANEL SCHEMATIC
T1
T2
T3
L1
L2
L3
POWER CIRCUIT SCHEMATIC
L1
B
Y
C
U
S
T
O
M
E
R
F
U
S
IB
L
E
D
IS
C
O
N
N
E
C
T
3
2
L2 L3 GND
CONTROL
PANEL
CONTROL
PANEL
DOOR
IMPORTANT NOTE: This print is the confidential property of GARDNER DENVER, INC. It is not
to be used or reproduced in any manner, nor submitted to other parties for examination without
the prior approval of GARDNER DENVER, INC. GARDNER DENVER, INC. is continuously trying
to improve its products, specifications subject to change without notice.
P
L
E
A
S
E
R
E
F
E
R
T
O
V
S
D
NXS INVERTER
POWER CONNECTION
F
U
S
E
&
D
IS
C
O
N
N
E
C
T
T
A
B
L
E
MOTOR CONNECTION
24 VAC
T
0
+24VAC
P
F1
L1
L2
+
C
CSC300
1
2
2
0
0
10 15 14
12
+
BLK
WHT
-
16
X13
XO9
RELAY OUTPUTS
7
S
13
-
3 PHASE
X12
L1 L2 L3
a
CT1
X11
b
c
CT2
X10
a
C
C R1 R2 R3
XO8
RELAY OUTPUTS
C R4 R5 R6
XO7
PROGRAMMABLE
C R7
R8
C
RELAY OUTPUTS
A
N
A
-O
A
N
A
-G
D
I1
D
I2
D
I3
D
I4
D
I5
D
I6
D
I7
D
I8
C
-A
N
1
A
N
1
A
N
2
A
N
3
C
-A
N
2
C
-A
N
3
3
4
6 5
7
X01
DIGITAL INPUTS
X02
ANALOGUE INPUTS
X03
E
10
10
1
2
3
4
5
6
7
8
9
1
0
1
1
1
2
1
3
1
4
1
5
1
6
1
7
1
8
1
9
2
0
2
4
2
5
2
6
NXS INVERTER
CONTROL CONNECTION
BOARD OPT-A1
BOARD OPT-A2
3
4
8
10
2
1
2
2
2
3
8
RSS
10
MICROPROCESSOR
E
- EMERGENCY STOP
P
- PRESSURE TRANSDUCER
S
- SOLONOID N.C.
T
- TEMPERATURE SENSOR
RSS - REMOTE START/STOP
(REFER TO REMOTE START I
NSTALLATION INSTRUCTIONS,
DSC-002851)
X07
- R7 AND R8 FOR
PROGRAMMABLE RELAY
OUPUT FUNCTION
5
6
*WITHIN 20.4V AND 27.6V*
(DSC-002361)
F2
F3
230
F1
F2
F3
WARNING: USE THE SAME FUSE TYPE & RATING
CC TIME DELAY
VOLTAGE
200
1.0
5
1.0
460
1.0
1.0
5
5
5MM TIME DELAY
FUSE SIZE (AMPS)
FUSE TABLE
6
1
4
MAIN
MOTOR
2
-W
H
T
3
-O
R
G
4
-Y
E
L
5
-B
L
K
6
-P
R
P
7
-P
N
K
8
-R
E
D
9
-G
R
Y
1
-B
L
U
MAIN
MOTOR
1
-B
L
U
2
-W
H
T
3
-O
R
G
7
-P
N
K
5
-B
L
K
8
-R
E
D
6
-P
R
P
9
-G
R
Y
4
-Y
E
L
PE
PE
230V 60Hz
460V 60Hz
MAIN
MOTOR
1
-B
L
U
2
-W
H
T
3
-O
R
G
PE
200V, 60Hz
.5
.5
230
AMP
DV FUSE
NO.
WARNING: USE THE SAME FUSE TYPE & RATING
VOLTAGE
200
60
460
HSJ TYPE FUSE
VSD FUSE & DISCONNECT TABLE
50
25
F060
F050
F025
DV FUSE
DISCONNECT KIT
(FUSES & DISCONNECT)
FD-060
FD-050
FD-025
1/1
XO6
L1 L2
XO5
L1 L2
BLK TO #20 TERMINAL
MASTER/SLAVE
WHT TO #19 TERMINAL
MASTER/SLAVE
(FOR SEQUENCING)
21
22
17
EH
12
11
22
21
32
31
E
22
21
E
32
31
9
00
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