York YCAV0569 Installation Operation & Maintenance page 8

Air-cooled screw liquid chillers
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General Chiller Information & Safety
Table 1 - Compressors and the Appropriate Jumper
Positions ..........................................................136
Table 2 - VSD Logic Board Address Jumper ..........136
Table 3 - Maximum Frequency Jumper ..................137
Table 4 - Fuzzy Logic Loading/Unloading
vs. Error ...........................................................146
Table 5 - Fuzzy Logic Loading/Unloading
vs. Error ...........................................................149
Table 6 - Current Load Limiting/Unloading ...........150
Table 7 - Discharge Pressure Load Limiting/
Unloading ........................................................150
Table 8 - Suction Pressure Load Limiting/
Unloading ........................................................151
Table 9 - VSD Internal Ambient Load Limiting/
Unloading ........................................................151
Table 10 - VSD Baseplate Temperature Load
Limiting/Unloading .........................................152
Table 11 - Fan Stages & Corresponding Outputs....157
Table 12 - VSD Operating Display Parameters ......171
Table 13 - Low Differential Oil Pressure Cutout ...188
Table 14 - Start Inhibit Sensor Thresholds ..............190
Table 15 - Sensor Min./Max. Outputs .....................200
Table 16 - Setpoint Limits .......................................214
Table 17 - Programmable Operating Parameters ....217
Table 18 - Printout Types ........................................227
Table 19 - Unit Setup Programmable Values ..........240
Table 20 - Serial Port Connections .........................243
Table 21 - Analog Input Connections .....................244
Table 22 - Digital Input Connections ......................246
Table 23 - Analog Output Connections ...................248
Table 24 - Digital Output Connections ...................250
Table 25 - Mustang Chiller YORK Talk
Control Data ....................................................252
Table 26 - DXST/ISN Transmitted Data .................253
Table 27 - Fault Inhibit Codes ................................255
Table 28 - Operational Status Codes .......................257
Table 29 - R-134a Pressure to Saturated
Temperature Conversion .................................258
Table 30 - Temperature Input Voltage Sensor .........266
Table 31 - Outside Air Temperature Input Voltage .267
Table 32 - Pressure Transducer Input Voltage.........268
Table 33 - Motor Temperature Sensor Resistance ..269
Table 34 - Compressor Motor Overload Settings &
Max. VSD Frequency ......................................270
8
TABLES & FIGURES
Fig 1 - PWM Current Waveform ..............................18
Fig 2 - PWM Voltage Waveform...............................18
Fig 3 - Pipework Arrangement ..................................32
Fig 4 - Victaulic Groove............................................32
Fig 5 - Flange Attatchment .......................................32
Field Supplied Circuit Protection ......................47
Optional Factory Circuit Breaker ......................47
Fig 9 - Refrigerant Flow Diagram ..........................101
Fig 11 - Component Locations ................................103
Fig 15 - VSD Logic Board ......................................107
Fig 16 - VSD Logic Board ......................................108
Fig 17 - Power Components ...................................109
Fig 19 - VSD Components ...................................... 111
Fig 20 - VSD Components ...................................... 112
Fig 21 - VSD Components ...................................... 113
Fig 22 - Inverter Power Components ...................... 114
Fig 23 - Inverter Power Components ...................... 115
Fig 24 - Inverter Power Components ...................... 116
Fig 24A - Inverter Power Components ................... 116
Fig 27 - Compressor Components .......................... 119
Fig 31 - Minimum VSD Run ..................................142
Fig 32 - LED Locations ..........................................154
Fig 33 - Power, Comms LED's ...............................155
LED's ...............................................................155
Fig 35 - Standard IPLV Fan Control .......................158
Fig 36 - High IPLV Fan Control .............................158
FORM 201.21-NM2 (616)
JOHNSON CONTROLS

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