6
-
6
035-21786-100 Rev. 1 (0909)
Water (DSW4-4: OFF)
5 to 20
-5 to 5
-10 to -6
Protection
If Ps < 3.7bar, starts loading
down for 10 secs and then
holds slide valve postion
If Ps < 0.9bar, starts loading
down for 10 secs and then
holds slide valve postion
If Ps < 0.2bar, starts loading
down for 10 secs and then
holds slide valve postion
Alarm
If Ps < 3.7bar, stop
compressor as thermo-off.
Alarm Cn-Ln in this case 3
times
Alarm
Discharge Gas (Pd)
Protection
Alarm
CEL/CoL < 2°C
CEL/CoL < -8.5°C
CEL/CoL < -13.5°C
Protection
If CEL/CoL < 2.5°C starts
loading down for 10 secs
and then holds slide valve
postion for 30 mins
If CEL/CoL < -8.0°C starts
loading down for 10 secs
and then holds slide valve
postion for 30 mins
If CEL/CoL < -13.0°C starts
loading down for 10 secs
and then holds slide valve
postion for 30 mins
Suction Gas Temp (Ts)
Alarm
If Ts < 1°C for 10 secs.
Alarm Cn-Tn.
If Ts < -10°C for 10 secs.
Alarm Cn-Tn.
If Ts < -15°C for 10 secs.
Alarm Cn-Tn.
Evaporating Gas Temp. (Te)
Thermo-off
If Ts < 3°C for 10 secs stop
compressor as thermo-off
If Ts < -15°C for 10 secs
stop compressor as thermo-
off
If Ts < -20°C for 10 secs
stop compressor as thermo-
off
Compressor
Coil
Protection
Discharge Gas Temp (Ts)
Alarm
Leaving Liquid Temp (°C)
Cooling Liquid
Brine/Glycol (DSW4-4: ON)
Alarm Cn-Ln immediately when Ps<0.5bar
If Td > 140°C for 3 secs alarm Cn-6n
Starts loading down at 26bar
Pressure
Control
Suction Gas (Ps)
N/A
Freeze
Protection
Water inlet/outlet temp.
Pressure/Temperature Settings
Standard Models
YCSE040
YCSE050
YCSE060
YCSE080
YCSE100
Compressor HP Switch
Cut-out (Mpa)
Compressor LP Switch (Pressure Sensor)
Cut-out (Mpa)
Compressor Internal Thermostat
Cut-out (°C)
Cut-in (°C)
Compressor Motor Fuse (A)
100
100
125
125
100
Compressor Motor Thermal Relay
Rating (A)
48
55
70
75
55
Compressor Magnetic Circuit Protection (Option)
Rating (A)
90
107
127
127
107
Oil Heater
Rating (W)
Discharge Gas (Electronic Control)
Cut-out (°C)
CCP Timer
Setting Time (S)
Star-Delta (S)
Unloading During Starting (S)
Refrigerant Circuit Pressure Relief Valve
Pressure Setting (Mpa)
Freeze Protection Thermostat
Cut-out (°C)
One for each circuit
3.0
One for each evaporator
2.0
115
93
Manual Reset, Non-Adjustable (One 3 phase set for each compressor motor)
One for each system
2.74
Electronic Control
0.05
Manual Reset, Non-Adjustable (One switch for each compressor motor)
Manual Reset, Non-Adjustable (One switch for each compressor motor)
Manual Reset, Non-Adjustable (One 3 phase set for each compressor motor)
One heater for each compressor motor)
150
140
Non-Adjustable (One timer for each compressor motor)
5
30
180
Safety and Control Device Settings
Summary of Contents for York YCRE 040
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Page 49: ...9 3 035 21786 100 Rev 1 0909 Suction Pressure Evaporator Sub cooling Temperatures...
Page 54: ...9 7 Clearances and Foundations 9 8 035 21786 100 Rev 1 0909...
Page 55: ...9 8 Dimensions 9 9 035 21786 100 Rev 1 0909 Model YCSE 040...
Page 56: ...9 10 035 21786 100 Rev 1 0909 Model YCSE 050...
Page 57: ...9 11 035 21786 100 Rev 1 0909 Model YCSE 060...
Page 58: ...9 12 035 21786 100 Rev 1 0909 Model YCSE 080...
Page 59: ...9 13 035 21786 100 Rev 1 0909 Model YCSE 100...
Page 60: ...9 14 035 21786 100 Rev 1 0909 Model YCRE 040...
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