Transcription of ENGINEERING GUIDE YORK YZ Centrifugal Chiller
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ENGINEERING GUIDE YORK YZ Centrifugal Chiller
ENGINEERING GUIDE YORK YZ Centrifugal Chiller Form: (0220) MODEL YZ MAGNETIC BEARING Centrifugal Chiller Style A 530 through 5010 kW (150 through 1425 Tons) Utilizing R-1233zd YZ ENGINEERING GUIDE Form: (0220) ) 2 Table of Contents Nomenclature .. 3 Introduction .. 4 Unit Components .. 6 Equipment Overview .. 8 Codes and Standards .. 14 Chiller Options .. 16 Application Data .. 17 Unit Weights & 22 Visit for more information YZ ENGINEERING GUIDE Form: (0220) ) 3 Nomenclature SYSTEM YZ MA033 AN030 P042N A MOTOR MA 033 AA COMPRESSOR AN 030NA AA VARIABLE SPEED DRIVE P 042 NA C A 6 6 HEAT EXCHANGER FA 21 12 A2Z ** 2 CA 1 G LR B VSD Family VSD Size Code Filter (N-no filter, H-harmonic filter) VSD Cooling Pro
The compressor is a single-stage centrifugal design directly driven by a hermetically-sealed motor with a VSD. A cast-aluminum, fully-shrouded impeller is mounted directly to the motor shaft. Impeller seals employ a labyrinth geometry, sized to provide minimal thrust loading on the impeller throughout the operating range. The impeller is ...
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