Figure 26. Control panel layout for 20 to 30 ton, 460V, R-410A CCAR compressor chillers
#
B
P.O. BOX 3066
LONGVIEW, TX
75606-3066
OF
APP'D BY:
CHECKED BY:
DRAWN BY:
DATE:
SCALE:
DWG. SIZE
TITLE:
NAPPS JOB NO.DRAWING NUMBER SHEET NO.REV.
TRANE.
WITHOUT THE EXPRESS WRITTEN CONSENT OF
OR USED FOR ANY PURPOSE
THIS MATERIAL MAY BE REPRODUCED
CONFIDENCE AND NO PORTION OF
MUST BE MAINTAINED IN STRICT
TRANE,
WHICH IS THE PROPERTY OF
THE INFORMATION CONTAINED HEREON,
IMPORTANT
NOISIVERETADLAES S'REENIGNEBY
CCAR SCROLL 410A
COMPRESSOR CHILLER
CONTROL PANEL LAYOUT
20 - 30 TON COMPRESSOR CHILLER 460V
NOITCUDORP 72000508R 11
8/11/17
NA
SMH
3
/
1
2
TRANSFORMER FUSE SCHEDULE
FUSE TYPE
LITTELFUSETRANSFORMER
LOCATION
1
CLASS
CC
/
1
1
2
600
VOLTS
100-5564
600
DESIGNATION
FU1, FU2
FU3
AMPS
/
2
PRIMARY KLDR1
LITTELFUSE
KLDR3
TRANSFORMER
SECONDARY /
2
1
CC
FOR 460V UNITS
GROIUND LUG
GND
TBA
POWER DISTRIBUTION BLOCK
PDB1
208,240,480/120 VAC 250 VA TRANSFORMER
TR1
COMPRESSOR CONTACTORS
TR1 SECONDARY CIRCUIT FUSE - KLDR OR EQ
TR1 PRIMARY CIRCUIT FUSES - KLDR OR EQ
DISCONNECT SWITCH
FU1, FU2
FU3
DSW1
C1-C2
LEGEND
UNIT CONTROLLER
UC
COMMUNICATIONS MODULE
COM
CURRENT TRANSFORMER MODULESCT1-CT2
ITEMS MARKED WITH * ARE OPTIONAL
AND ARE NOT ON ALL UNITS
TR1
C1
GND
C2
FU1,2
DSW1
*
PDB1
CT1
CT2
FUSE
SCHEDULE
FU3
9
92143
214
3
756 8
7
56 8
1110 12
13
1110 12 13
14 15 1716
14 15 17 226
1
221918 2120
19
18 2120
2423
24
23
SW
1
2
2 - CKT1 Enable
SW
TBA
UC
UNIT CONTROLLER
115v
RELAY M-8
RELAY M-9
Voltage
RELAY M-7
RELAY M-3
RELAY M-6
RELAY M-5
RELAY M-4
RELAY M-1
RELAY M-2
RELAY M-10
PWM
*
COM
*
FU4-6
*
*
*
*
SMH BAR
DIGITAL POWER MONITOR
PWM
*
TOOGLE SWITCH
1 - CPS On/Off
TERMINAL BLOCK
TBA
PWM CIRCUIT FUSES - KTK OR EQ
FU4,5,6
0
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