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VERD. ÜB POS:
XXXXX
Input Defa
ult
Di
m.
HD AUS Verd
XXXb
tc- limit value for compressor shutdown
80..10
3
98
b
HD EIN Verd
XXXb
tc- limit value for compressor enable
70..10
0
88
b
Wichtung
V.AUS XX%
Weighting for the HP monitoring
5..98
90
%
HD NOT-AUS
XXXb
High pressure limit, above which all compressors are unloaded immediately
30..10
6
101
bar
MD AUS Verd
XXXb
MP limit value for compressor shutdown
37.5..4
1.0
39
bar
MD EIN Verd
XXXb
MP limit value for compressor enable
36..37.
5
36
bar
Min MD/ND
Diff X.Xb
Minimum difference between medium and low pressure
2..8
5.0
bar
Anz.Verd.MD-
Al XXX b
Number of running compressors that are still permitted to run in the event of medium
pressure alarm (parameter "MD AUS Verd XXXb" has been exceeded)
1..12
2
-
to max. Abw.
Maximum permissible to control error. If this is exceeded for 10 minutes, signals for the load
shedding are ignored.
---, 3..8 ---
K
to AUS Verd
XXX °C
t
0
-threshold for compressor lock
-50..2 -25
°C
Verz to AUS
XXX m
Time delay for message
Low LP
0..60
10
Min
.
ND Max.
Limit value which signals the alarm "
ND too high" when exceeded.
20..60 44.5 bar
Verz tc/HD AUS
XXX m
Time delay for message
tc/HP too high
0..60
1
Min
.
Min.tG/to Diff
XX K
Minimum permitted difference between tG actual value and to setpoint. When undercut, the
to setpoint is lowered.
---,
5..15
8
K
Schaltungen/h
XXX
Number of compressor switching operations per hour
4..16
6
-
Standzeit S1
XXXs
Min. Off Time S1 (for capacity or speed controlled compressors)
10..25
0
140
s
Min. ÜH-K XX
Minimum allowed superheat on the case side. The valve for suction gas injection is switched
off if the minimum superheat undercuts this threshold
5..15
4
K
Min. ÜH-V XX
Minimum permissible superheat on the pack side.
The valve for suction gas injection is
switched off if the minimum superheat undercuts this limit value.
2..15
4
K
Verz.min ÜH-K
XXX s
Alarm delay for minimum superheat of the refrigeration points (fault signal "Low superheat") 1..30
10
s
Summary of Contents for VS 3015 C
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