Hitachi RCUE40AG1 Installation, Operation And Maintenance Instructions page 43

Air cooled water chillers screw type
Table of Contents

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Standard Operation Sequence RCUE 360,400AG1
Control Stage
Control Devices
Main Power Switch
MI
OFF ON
Operation Switch
PBS
-
Load Up
-
Controller
Neutral
-
Load Down
-
No.1
CLS CLS CLS CLS
No.2
CLS CLS CLS CLS
No.3
CLS CLS CLS CLS
Safety Devices
No.4
CLS CLS CLS CLS
No.5
CLS CLS CLS CLS
No.6
CLS CLS CLS CLS
Chilled Water Pump
CPUE
OFF OFF ON
Power Supply Indicator
OFF ON
Operation Indicator
OFF OFF ON
Alarm Indicator
OFF OFF OFF OFF
CH1
OFF ON
CH2
OFF ON
CH3
OFF ON
Oil Heater
CH4
OFF ON
CH5
OFF ON
CH6
OFF ON
MC1
OFF OFF OFF (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD)
MC2
OFF OFF OFF OFF
MC3
OFF OFF OFF OFF
Compressor Motor
MC4
OFF OFF OFF OFF
MC5
OFF OFF OFF OFF
MC6
OFF OFF OFF OFF
MF11~14
OFF OFF
MF21~24
OFF OFF
MF31~34
OFF OFF
Fan Motor
MF41~44
OFF OFF
MF51~54
OFF OFF
MF61~64
OFF OFF
SV11
OFF OFF ON
SV12
OFF OFF OFF OFF
SV13
OFF OFF OFF OFF
SV21
OFF OFF ON
SV22
OFF OFF OFF OFF
SV23
OFF OFF OFF OFF
SV31
OFF OFF ON
SV32
OFF OFF OFF OFF
SV33
OFF OFF OFF OFF
Solenoid Valve
SV41
OFF OFF ON
SV42
OFF OFF OFF OFF
SV43
OFF OFF OFF OFF
SV51
OFF OFF ON
SV52
OFF OFF OFF OFF
SV53
OFF OFF OFF OFF
SV61
OFF OFF ON
SV62
OFF OFF OFF OFF
SV63
OFF OFF OFF OFF
Time Schedule
CLS Close
ULD: Unload
OPN: Open
FLD: Full Load
STA: Star
!: Changing Compressor Load
DLT Delta
!: Keeping Compressor Load
Starting Control
-
-
-
-
-
-
-
ON
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
OFF
OFF
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
STA
DLT
DLT
DLT
DLT
DLT
25%
25%
25%
25%
25%
25%
STA
DLT
DLT
DLT
OFF (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD)
25%
25%
25%
25%
STA
DLT
OFF
OFF
OFF (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD) (ULD)
25%
25%
OFF
OFF
OFF
OFF
OFF (ULD) (ULD) (ULD) (ULD) (ULD) (ULD)
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
5sec.
5sec.
5sec
30min.
60sec
60sec
60sec.
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
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
ON
ON
OFF
OFF
OFF
OFF
ON
ON
ON
ON
OFF
OFF
DLT
DLT
DLT
DLT
DLT
DLT
25%
25%
25%
25%
25%
25%
DLT
DLT
DLT
DLT
DLT
DLT
25%
25%
25%
25%
25%
25%
DLT
DLT
DLT
DLT
DLT
DLT
25%
25%
25%
25%
25%
25%
STA
DLT
STA
DLT
DLT
DLT
25%
25%
25%
25%
25%
25%
STA
DLT
DLT
DLT
OFF
OFF (ULD) (ULD) (ULD) (ULD)
25%
25%
25%
25%
STA
DLT
OFF
OFF
OFF
OFF (ULD) (ULD)
25%
25%
ON (Q'ty Depends on "Fan Cycling Control")
ON (Q'ty Depends on "Fan Cycling Control")
ON (Q'ty Depends on "Fan Cycling Control")
ON (Q'ty Depends on "Fan Cycling Control")
ON (Q'ty Depends on "Fan Cycling Control")
ON (Q'ty Depends on "Fan Cycling Control")
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
5sec.
5sec.
5sec.
30sec.
60sec.
to be continued in next page
CONTROL SYSTEM
Capacity Control
-
-
-
-
-
-
-
-
-
-
-
-
!
!
-
-
-
-
!
-
-
-
-
-
!
!
-
-
-
-
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
OFF
OFF
ON
DLT
DLT
DLT
DLT
DLT
(ULD)
(FLD) (FLD)
(ULD)
(ULD) OFF (ULD)
25~99% 100% 100% 25~99%
25%
DLT
DLT
DLT
DLT
DLT
(ULD)
(FLD) (FLD)
(ULD)
(ULD) OFF (ULD)
25~99% 100% 100% 25~99%
25%
DLT
DLT
DLT
DLT
DLT
(ULD)
(FLD) (FLD)
(ULD)
(ULD) OFF (ULD)
25~99% 100% 100% 25~99%
25%
DLT
DLT
DLT
DLT
DLT
(ULD)
(FLD) (FLD)
(ULD)
(ULD) OFF (ULD)
25~99% 100% 100% 25~99%
25%
DLT
DLT
DLT
DLT
DLT
(ULD)
(FLD) (FLD)
(ULD)
(ULD) OFF (ULD)
25~99% 100% 100% 25~99%
25%
DLT
DLT
DLT
DLT
DLT
(ULD)
(FLD) (FLD)
(ULD)
(ULD) OFF (ULD)
25~99% 100% 100% 25~99%
25%
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
OFF
OFF
ON
ON
OFF
ON
ON
OFF
OFF
OFF
OFF
Minimun
10
/39
-
-
-
-
-
-
!
-
-
!
-
-
-
-
-
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
CLS
ON
ON
ON
ON
ON
ON
ON
ON
ON
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
OFF
DTA
DLT
DLT
(ULD)
(ULD)
25%
25~99% 25~99%
DTA
DLT
DLT
(ULD)
(ULD)
25%
25~99% 25~99%
DTA
DLT
DLT
(ULD)
(ULD)
25%
25~99% 25~99%
DTA
DLT
DLT
(ULD)
(ULD)
25%
25~99% 25~99%
DTA
DLT
DLT
(ULD)
(ULD)
25%
25~99% 25~99%
DTA
DLT
DLT
(ULD)
(ULD)
25%
25~99% 25~99%
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
ON
OFF
OFF
OFF
OFF
OFF
OFF
ON
OFF
The Compressor
which started
finally will be
restarted first.

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