Emerson SCROLL SZO44 - Manual (Page 5)

Dual-Compressor Module TABLE OF CONTENTS
ii 2006SSD-75 R4 (10/10)
Dual-Compressor Module TABLE OF CONTENTS
iii 2006SSD-75 R4 (10/10)
FIGURES
Figure 1 Compressor Module Components ........................................................................................................3
Figure 2 Copeland Scroll
® Compressor Cross Section ........................................................................................4
Figure 3 Typical Compressor Package ...............................................................................................................4
Figure 4 Compressor Module Dimensions, in. (mm) ............................................................................................7
Figure 5 Compressor Module Gas and Oil Flow Diagram and Safety Shutdowns ..............................................8
Figure 6 Brushless DC Fan ...............................................................................................................................10
Figure 7 Basic Fan Control System ..................................................................................................................10
Figure 8 Optional Customer-Installed High Temperature Fan Control System ................................................. 11
Figure 9 Oil Cooling and Thermal Valve ............................................................................................................. 11
Figure 10 Motor Control ......................................................................................................................................12
Figure 11 Typical Compressor Module Electrical Requirements .........................................................................13
Figure 12 Control Circuit Terminations ................................................................................................................14
Figure 13 Power Terminations .............................................................................................................................14
Figure 14 Maintenance Tools ...............................................................................................................................18
Figure 15 Adding or Draining Oil .........................................................................................................................21
Figure 16 Gas Inlet Block and Screen ................................................................................................................23
Figure 17 Scavenge Line Orifice .........................................................................................................................23
Figure 18 Oil Filter Bowl and Element ..................................................................................................................24
TABLES
Table 1 Inlet and discharge pressure limits ........................................................................................................5
Table 2 Typical Compressor Module power supply requirements ....................................................................13
Table 3 Maintenance summary .........................................................................................................................17
Table 4 Troubleshooting ...................................................................................................................................25
Table 5 Motor winding resistance .....................................................................................................................25
Table 6 Platform troubleshooting guidelines .....................................................................................................26
Table 7 Compressor Module specifications ......................................................................................................27
Table 8 Compressor Module flow, pressure and horsepower data (see Notes 1 - 3*) .....................................29