Instruction/ maintenance manual of the product SZO22 Emerson
Go to page of 34
Cope l and Scroll ® C ompre ss or Module Installation, O pera tion & Mainten ance Manual Model F amily SZ O22 SZV22.
.
Single-Compressor Module T ABLE OF CONTENTS i 2008SSD-34 (5/1 1) T ABLE OF CONTENTS C ompressor m odule N omeNCla ture ............................................................................................. iv i mport aNt s afety i Nforma tioN .
Single-Compressor Module T ABLE OF CONTENTS ii 2008SSD-34 (5/1 1) 4.2 Maintenance T ools ...................................................................................................................... 18 4.3 Oil Service ........................
Single-Compressor Module T ABLE OF CONTENTS ii 2008SSD-34 (5/1 1) Single-Compressor Module T ABLE OF CONTENTS iii 2008SSD-34 (5/1 1) FIGURES Figure 1 Compressor Module Components ........................................................................
Single-Compressor Module Compressor Module Nomenclature iv 2008SSD-34 (5/1 1) C ompressor m odule N omeNCla ture Model Max Delivery Pressure (PSIG) Max Flow (MCFD) Drive HP High Press Switc h Setting (PSIG) Low Press Switc h Setting High Te m p Setting °F (°C) Oil Thermal Bypass V alve Setpoint °F (°C) Gas Bypass Va l ve Module W eight (Lbs.
Single-Compressor Module Important Safety Information 1 2008SSD-34 (5/1 1) Single-Compressor Module Compressor Module Nomenclature iv 2008SSD-34 (5/1 1) i mport aNt s afety i Nforma tioN This manual contains important instructions for installation, operation and maintenance of your Copeland Scroll ® Compressor Module.
Single-Compressor Module Important Safety Information s afety s ymbols u sed iN t his m aNual SAFETY ALERT SYMBOL When you see this symbol on the Compressor Module or in this manual, look for one of the following words and be aware of the potential for personal injury or property damage.
3 2008SSD-34 (5/1 1) Single-Compressor Module Introduction 1.0 i NtroduCtioN The Copeland Scroll ® SZO22 Compressor Module comes equipped with one Copeland Scroll ® Compressor designed for Class I, Division II applications.
Single-Compressor Module Introduction 1.2 The Compressor The Compressor refers to the Copeland Scroll ® Compressor . Figure 2 shows a cross-section of a Compressor and its key components. Figure 2 Copeland Scroll ® Compressor Cross Section (not shown: Encapsulated Stator) 1.
5 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.0 i Nst alla tioN 2.1 Installation Guidelines 2.1.1 Required Component—Inlet Gas Scrubber An appropriate inlet gas scrubber is REQUIRED to remove liquids from the gas prior to compression.
6 2008SSD-34 (5/1 1) Single-Compressor Module Installation NOTE: Required Component – High Pressure Discharge Gas Bypass V alve T o eliminate redundancy , the high pressure discharge gas bypass (recycle) valve was removed from some of the scroll modules.
7 2008SSD-34 (5/1 1) 6 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.4 Installation Clearance and Dimensions Allow sufcient clearance on all sides for service access, especially for gas and electrical connections at the rear of the Compressor Module.
8 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.5 Process and Instrumentation Diagrams (P&IDs) Figure 5 Compressor Module Gas and Oil Flow Diagram and Safety Shutdowns Single Compress.
9 2008SSD-34 (5/1 1) 8 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.6 Electrical Controls 2.6.1 General Considerations All shutdown devices are dry contact switches rated Class I, Division II that are wired to a terminal box for connection to the packager supplied control circuit.
10 2008SSD-34 (5/1 1) Single-Compressor Module Installation R ED Bl ue Wh it e Y e ll ow +24VD C DC c o m m on N o co n n ecti o n feed b ack 0-10VD C sp eed si g n al 2.6.2 Oil Cooler Fan Control The Compressor Module temperature is controlled by managing module oil ow and temperature.
11 2008SSD-34 (5/1 1) 10 2008SSD-34 (5/1 1) Single-Compressor Module Installation Figure 8 Optional Customer-Installed High T emperature Fan Control System • Compressor requirements: 0.
12 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.6.3 Compressor Module Motor Protection V ariable Speed Compressor Module Protection • The VFD provides overload protection for the compressor . • Module capacity can be changed by varying the typical Compressor speed, ranging from 2400 to 4800 rpm.
13 2008SSD-34 (5/1 1) 12 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.6.4 Electrical Requirements Figure 1 1 T ypical Compressor Module Electrical Requirements 1 2 3 4 Op ti on al if mo .
14 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.6.5 Wiring Figure 12 Control Circuit T erminations Control Wiring T erminations.
15 2008SSD-34 (5/1 1) 14 2008SSD-34 (5/1 1) Single-Compressor Module Installation 2.6.6 V ariable Frequency Drive (VFD) T erminations Refer to Product Bulletin on V ariable Frequency Drive Applications for details on VFD terminations and typical VFD parameters.
16 2008SSD-34 (5/1 1) Single-Compressor Module Operation 3.1.2 Post-Startup Checklist Perform these checks AFTER starting the Compressor Module: DURING INITIAL OPERA TION, PERFORM THESE CHECKS: ___ 1. Compressor Module builds pressure on initial startup; no unusual mechanical noise.
17 2008SSD-34 (5/1 1) 16 2008SSD-34 (5/1 1) Single-Compressor Module Operation 4.0 m aiNteNaNCe 4.1 Routine Maintenance Perform the maintenance procedures in T able 5 at least once per year or more often if needed. Oil consumption varies by application and during initial operation.
18 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance 4.2 Maintenance T ools Figure 15 shows the tools needed for maintenance of the Compressor Module. Contact the Packager to obtain a maintenance tool kit. These are typical air conditioning and refrigeration service tools.
19 2008SSD-34 (5/1 1) 18 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance 4.3 Oil Service The oil level indicated on the rst-stage oil separator site glasses varies with inlet and discharge pressures and operating speed. • New oil is clear , it may be necessary to use a ashlight to verify the correct oil level.
20 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance • Scavenge line orice or screen is restricted. Clean or replace. • Insufcient back pressure. Conrm 50-60 psig or higher backpressure when the compressor is running. • No specic cause found.
21 2008SSD-34 (5/1 1) 20 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance 4.4 Cleaning the Inlet Screen The 30-mesh screen in the inlet block must remain unobstructed for optimal ow rate. If the ow rate is lower than expected even when the Compressor is running properly , this screen may be obstructed.
22 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance 4.6 Changing the Second-Stage Separator Element T o replace the second-stage separator element: 1. T urn of f and isolate the Compressor from all power sources. 2. T urn of f the gas supply . 3.
23 2008SSD-34 (5/1 1) 22 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance 5.2 Platform Symptoms Diagnosis Use the following guidelines to troubleshoot operating problems.
24 2008SSD-34 (5/1 1) Single-Compressor Module Maintenance 6.0 s peCifiCa tioNs T able 7 Compressor Module Specications General Information Inlet pressure range Model specic - refer to application envelope Outlet pressure range 70 to 275 psig (depends on model—see page iv ) Mechanical Description Module weight Approximately 350 lb.
Single-Compressor Module Material Data Safety Sheet 25 2008SSD-34 (5/1 1) 24 2008SSD-34 (5/1 1) a ppeNdix a - m a terial d a t a s afety s heet The information in this material safety data sheet should be provided to all who use, handle, store, transport or are otherwise exposed to this product.
Single-Compressor Module Material Data Safety Sheet 26 2008SSD-34 (5/1 1) a.6 f ire aNd e xplosioN h azards Flash Point (by Cleveland Open Cup) 320-530°F (160-276°C) Flammable Limits Not established.
Single-Compressor Module Material Data Safety Sheet 26 2008SSD-34 (5/1 1).
EmersonClim ate .com Vilter M anufacturing LLC P .O. Bo x 8904 Cud ahy , WI 53110-8904 P 414 744 0111 F 414744 1769 www .vilte r .com Copeland Scroll and Eme rson are trademarks of Eme rson Electric Co. or one of its affiliated c ompanies. ©2011 Emerson Climate T echnoligies, Inc.
An important point after buying a device Emerson SZO22 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Emerson SZO22 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Emerson SZO22 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Emerson SZO22 you will learn all the available features of the product, as well as information on its operation. The information that you get Emerson SZO22 will certainly help you make a decision on the purchase.
If you already are a holder of Emerson SZO22, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Emerson SZO22.
However, one of the most important roles played by the user manual is to help in solving problems with Emerson SZO22. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Emerson SZO22 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
