Emerson SZV22 Manuale Utente

2008SSD-34

(5/08)

Single-Compressor Module

Installation

2.5

Process and Instrumentation Diagrams (P&IDs)

Figure 5 Compressor Module Gas and Oil Flow Diagram and Safety Shutdowns

Code

Description

BPV-01

Gas bypass valve (optional)

C-01 / C-02

Compressor and motor

EX-04

Oil cooler, fan controlled by thermistor

FL-05

Oil fi lter

PI002

Pressure gauge on fi rst-stage oil separator

PI003

Pressure gauge on second-stage oil separator

PS002 / PSHH002

High discharge gas pressure switch

PS001 / PSLL001

Inlet low pressure switch

SEP-01

First-stage oil separator, 6” O.D.

SEP-02

Second-stage oil separator/coalescing element

TCV-03

Thermal bypass valve, 3-way, set @ 200°F (93°C)
option for 250F, model specifi c

TE002

Fan speed thermistor

TS002 / TSHH002

High discharge gas temp switch