Quantech QTC40160 Installation Operation & Maintenance page 142

Air-cooled screw liquid chillers with variable speed drive
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Section 8 - Micropanel
Table 29 - Setup mode programmable values, cont'd
Unit setup mode
Mode to change
setting
Voltage code
Any
Quick start
Any
Discharge pressure
Any
cutout
Soft shutdown
Free cooling is
disabled
Update software
Any
***Data logging mode
Any
Data logging time
Any
Anti-recycle timer
Quick start is
enabled
Economizer transition
Remote evaporator is
enabled
Skip frequency 1
Any
Skip frequency 2
Any
Skip frequency 1 low
Any
limit
Skip frequency 1 high
Any
limit
Skip frequency 2 low
Any
limit
Skip frequency 2 high
Any
limit
Input current limiting
Any
Input current range
Input current limiting
is enabled
Refrigerant type
Any
Discharge superheat
Refrigerant Type is
safety ignore
R-513A
frequency
Chilled liquid cooling
Free cooling is
mode
disabled
Suction pressure
Any
sensor failure bypass
time
High ambient restart
GTS75
frequency
Not GTS75
Discharge pressure
Any
rate threshold
Harmonic filter
Any
Opt. fan low oil hold
Any
diff.
Evap. anti-freeze pump Any
142
Minimum
Maximum
380, 400, 460
Disabled/enabled
275 psig
325 psig
(18.96 barg)
(22.40 barg)
Disabled / Enabled
Disabled, USB, SD
Disabled, Serial, SD, SERIAL/SD, USB,
USB/SD
1
30
30 s
120 s
10.0%
40.0%
Disabled/enabled
Disabled/enabled
51 Hz
205 Hz
52 Hz*
206 Hz*
54 Hz*
208 Hz*
55 Hz*
209 Hz*
Disabled/enabled
100 amps
2000 amps
R-134a or R-513A
40 Hz
150 Hz
Water cooling glycol cooling
0.0°C
11.1°C
60 s
1800 s
100 Hz
Max compressor
speed
Max compressor
Max compressor
speed – 20 Hz
speed – 20 Hz
10 psi/s
99 psi/s
Disabled/enabled
15.0 psid
30.0 psid
Disabled/enabled
Form QTC4-NM2
Issue date: 05/12/2023
Default
460
Disabled
300 psig
(20.69 barg)
Enabled
Disabled
SD
1
30 s
20.0%
Disabled
Disabled
56 Hz**
68 Hz**
88 Hz**
100 Hz**
Disabled
800 amps
R-134a
40 Hz
Water cooling
2.7°C
60 s
Max. Compressor
speed - 20 Hz
Max. compressor
speed - 20 Hz
99 psi/s
Disabled
15.0 psid
Disabled
Quantech

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