Ntroduction; The Compressor Module; Figure 1 Compressor Module Components - Emerson Copeland Scroll SZV32 Installation, Operation & Maintenance Manual

Dual-Compressor Module
1.0 i

NtroduCtioN

The Copeland Scroll
Compressors designed for Class I, Division II applications. The Compressor Module is designed for
assembly into a Compressor Package ready for service in the field; the completed housing is done by
equipment Packagers. This section provides an overview of these components.
These terms are used throughout this manual:
• Compressor Module - the SZO44 Compressor Module shown in Section 1.1
• Compressor - a Copeland Scroll
• Compressor Package - the entire assembly, including the Compressor Module, ready for service in
the field
• Packagers - the company that prepares the Compressor Module for service
• VFD - Variable Frequency Drive used to power a variable speed Compressor Module
1.1

The Compressor Module

The Compressor Module consists of two Compressors and the other components shown in Figure 1.
Figure 1 Compressor Module Components
Oil coolers with fans (2)
LEFT
SIDE
VIEW
Oil circuit
filter
Oil circuit
thermal
bypass valve
RIGHT
SIDE
VIEW
Suction gas connection
(1-1/2" NPT)
Control wiring
terminations
Discharge gas
connection (1" NPT)
SZO44 Compressor Module comes equipped with two Copeland Scroll
®
Compressor (two per Compressor Module)
®
Copeland Scroll
®
compressors (2) for
Class I, Divison II
Power wiring
terminations
Second-stage
separator
Inlet check valves (2)
Oil level
sight tube
First-stage
oil separator
3
Introduction
®
Inlet suction screen
High discharge
gas pressure switch
High discharge
gas temp switch
Fan speed
thermistor
Oil cooler
fans (2)
2006SSD-75 R4 (10/10)