Hitachi RCUE40AG1 Installation, Operation And Maintenance Instructions page 42

CONTROL SYSTEM
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Standard Operation Sequence RCUE 300, 330AG1 (cont.)
Control Devices
Main Power Switch
Operation Switch
Controller Load Up
Neutral
Load Down
Safety Devices
Chilled Water Pump
Power Supply Indicator
Operation Indicator
Alarm Indicator
Oil Heater
Compressor Motor
Fan Motor
Solenoid Valve
Time Schedule
CLS Close
OPN: Open
STA: Star
DLT Delta
ULD: Unload
FLD: Full Load
!: Changing Compressor Load
!: Keeping Compressor Load
Control Stage
MI - -
PBS - -
- -
! !
- -
No.1 CLS OPN
No.2 CLS CLS
No.3 CLS CLS
No.4 CLS CLS
No.5 CLS CLS
CPUE ON ON
ON ON
ON ON
OFF OFF
CH1 OFF ON
CH2 OFF OFF
CH3 OFF OFF
CH4 OFF OFF
CH5 OFF OFF
MC1 DLT
(ULD) OFF
25~99%
MC2 DLT DLT
(ULD) (ULD)
25~99% 25~99%
MC3 DLT DLT
(ULD) (ULD)
25~99% 25~99% 25~99%
MC4 DLT DLT
(ULD) (ULD)
25~99% 25~99% 25~99% 25~99%
MC5 DLT DLT
(ULD) (ULD)
25~99% 25~99% 25~99% 25~99% 25~99%
MF11~14 ON (Q'ty Depends on "Fan Cycling Control")
MF21~24 ON (Q'ty Depends on "Fan Cycling Control")
MF31~34 ON (Q'ty Depends on "Fan Cycling Control")
MF41~44 ON (Q'ty Depends on "Fan Cycling Control")
MF51~54 ON (Q'ty Depends on "Fan Cycling Control")
SV11 OFF OFF
SV12 OFF OFF
SV13 OFF OFF
SV21 OFF OFF
SV22 OFF OFF
SV23 OFF OFF
SV31 OFF OFF
SV32 OFF OFF
SV33 OFF OFF
SV41 OFF OFF
SV42 OFF OFF
SV43 OFF OFF
SV51 OFF OFF
SV52 OFF OFF
SV53 OFF OFF
The Compressor which started
finally will be restarted first.
Safety Devices
- - - - -
- - - - OFF
-
! ! ! !
- - - - -
- - - - -
OPN OPN OPN OPN CLS
OPN OPN OPN OPN CLS
CLS OPN OPN OPN CLS
CLS CLS OPN OPN CLS
CLS CLS CLS OPN CLS
ON ON ON ON ON
ON ON ON ON ON
ON ON ON OFF OFF
OFF ON ON ON OFF
ON ON ON ON ON
ON ON ON ON ON
OFF ON ON ON ON
OFF ON ON ON ON
OFF OFF OFF ON ON
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
DLT
(ULD) OFF OFF OFF OFF
DLT DLT
(ULD) (ULD) OFF OFF OFF
DLT DLT DLT
(ULD) (ULD) (ULD) OFF OFF
OFF OFF
OFF OFF
OFF OFF
OFF OFF
OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
ON OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
ON OFF OFF OFF OFF
OFF OFF OFF OFF OFF
OFF OFF OFF OFF OFF
ON ON ON OFF OFF
Shut Down
ON ON ON OFF
ON OFF - -
- - - -
- - -
!
- - - -
CLS CLS CLS CLS
CLS CLS CLS CLS
CLS CLS CLS CLS
CLS CLS CLS CLS
CLS CLS CLS CLS
ON ON OFF OFF
ON ON ON OFF
ON OFF OFF OFF
OFF OFF OFF OFF
OFF ON ON OFF
OFF ON ON OFF
OFF ON ON OFF
OFF ON ON OFF
OFF ON ON OFF
DLT
(ULD) OFF OFF OFF
25~99%
DLT
(ULD) OFF OFF OFF
25~99%
DLT
(ULD) OFF OFF OFF
25~99%
DLT
(ULD) OFF OFF OFF
25~99%
DLT
(ULD) OFF OFF OFF
25~99%
ON OFF OFF OFF
ON OFF OFF OFF
ON OFF OFF OFF
ON OFF OFF OFF
ON OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
OFF OFF OFF OFF
10sec.