Emerson Copeland Scroll ZS KAE Series Application Engineering Bulletin
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Emerson Copeland Scroll ZS KAE Series Application Engineering Bulletin

Refrigeration compressors
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AE4-1387 R7
Section
Safety
Safety Instructions ................................................2
Safety Icon Explanation .......................................2
Shock, Fire, or Injury to Persons ..........................3
Safety Statements ................................................3
Introduction .............................................................4
Nomenclature .......................................................4
Operating Envelope .............................................4
Accumulators .......................................................4
Superheat Requirements .....................................4
Crankcase Heaters ..............................................4
Discharge Line Thermostat ..................................4
Pressure Controls ................................................5
Pump Down Recommendations ...........................5
IPR Valve ............................................................5
Internal Temperature Protection ..........................5
Motor Protection ...................................................5
Oil Types ..............................................................5
Oil Charges ..........................................................5
Compressor Tubing and Mounting .......................5
Starting Characteristics ........................................5
Fusite ...................................................................6
Shell Temperature ................................................6
Connection Fittings ..............................................6
Three-Phase Rotation Direction ...........................6
Brief Power Interruptions ......................................6
Deep Vacuum Operation ......................................6
Condensing Units ...................................................7
Features ...............................................................7
Condensing Unit Mounting ...................................7
Bump Start Protection ..........................................7
Brief Power Interruptions ......................................7
Rack Applications .................................................7
© 2015 Emerson Climate Technologies, Inc.
Application Guidelines for ZS**KAE Refrigeration
Copeland Scroll
™

TABLE OF CONTENTS

Page
™
Compressors 1.3-4.5 HP
Section
Unbrazing System Components ..........................7
High Potential (Hipot) Testing ...............................7
New Installation ....................................................9
Field Service ........................................................9
Tables & Figures
Charge Limitations .............................................10
Crankcase Heater ..............................................10
Discharge Thermostat Line Kits .........................10
Pressure Control Settings .................................. 11
Voltage Ranges (Typical) ................................... 11
ZS*KAE Application Envelope for R-404A/
R-507 (Extended Medium Temp) ....................12
(Medium/High Temp) .......................................12
ZS*KAE Application Envelope for R-134A
(Medium /High Temp) ......................................13
ZS*KAE Application Envelope for R-407A/407C/
1.3 - 4.5 HP Refrigeration Scroll 53 Frame
Condensing Unit Mounting ..............................14
Condensing Unit Mounting ..............................14
Typical Suction Tubing .......................................15
Phase and Three Phase Scrolls ......................15
Scroll Wiring Schematic .....................................16
1
AE4-1387 R7
March 2015
Functional Check .....................8
™
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Summary of Contents for Emerson Copeland Scroll ZS KAE Series

  • Page 1: Table Of Contents

    Motor Terminal (Fusite) Connections for Single Features ...............7 Phase and Three Phase Scrolls ......15 Condensing Unit Mounting ........7 Scroll Wiring Schematic ........16 Bump Start Protection ..........7 Brief Power Interruptions ........7 Headmaster Refrigerant Selection Instructions ..7 Rack Applications ..........7 © 2015 Emerson Climate Technologies, Inc.

  • Page 2: Safety Instructions

    NOTICE NOTICE is used to address practices not related to personal injury. CAUTION, without the safety alert symbol, is used to address practices CAUTION not related to personal injury. © 2015 Emerson Climate Technologies, Inc.

  • Page 3: Instructions Pertaining To Risk Of Electrical Shock, Fire, Or Injury To Persons

    • Refrigerant compressors must be employed only for their intended use. • install, commission and maintain this equipment. • • All valid standards and codes for installing, servicing, and maintaining electrical and refrigeration equipment must be observed. © 2015 Emerson Climate Technologies, Inc.

  • Page 4: Introduction

    20°F (11°C) superheat, measured on the to the Online Product Information accessible from suction line 6 inches (152mm) from the suction valve, the Emerson Climate Technologies web site at www. to prevent liquid refrigerant floodback. emersonclimate.com. Another method to determine if liquid refrigerant is...

  • Page 5: Discharge Line Thermostat

    Polyol ester lubricants must be provided if the scroll compressor is to be used with HFC refrigerants. See Both high and low-pressure controls are required on all Form 93-11 for a complete list of all Emerson approved models. See Table 5 for set points. lubricants.

  • Page 6: Compressor Tubing And Mounting

    Emerson strongly encourages the use of a timer which can sense brief power interruptions and lock the Connection Fittings compressor out of operation for two minutes. A typical Scroll compressors are provided only with sweat timer circuit is shown in Figure 5.

  • Page 7: Zs**Kae Compressors In Copeland Condensing Units

    ZS**KAE scroll The element is then charged with air to obtain the product along with incorporating the Emerson Electronic higher setting (180 psig) and the capillary tube is Unit Controller (EUC) on all models.

  • Page 8: Service Procedures Copeland Scroll Functional Check

    2. Normal motor winding continuity and short to winding. ground checks will determine if the inherent overload motor protector has opened or if an internal short to ground has developed. If the protector has opened, the compressor must cool © 2015 Emerson Climate Technologies, Inc.

  • Page 9: New Installation

    Area 3. This will draw the braze material down into the joint. The time spent heating Area 3 should be minimal. • As with any brazed joint, overheating may be detrimental to the final result. © 2015 Emerson Climate Technologies, Inc.

  • Page 10: Compressor Models And Approved Refrigerants/Lubricants

    R-22/R-404A/R-507/R-134a/R-407A/R-407C/R-448A/R-449A ZS26KAE R-22/R-404A/R-507/R-134a/R-407A/R-407C/R-448A/R-449A ZS29KAE R-22/R-404A/R-507/R-134a/R-407A/R-407C/R-448A/R-449A ZS33KAE R-22/R-404A/R-507/R-134a/R-407A/R-407C/R-448A/R-449A See Emerson Climate Technologies Form 93-11 for a complete list of all Emerson approved lubricants. Table 2 – Charge Limitations Model Family Charge Limits ZS09, 11, 13, 15, 19KAE 8lbs ZS21, 26, 29, 33KAE 10lbs Table 3 –...

  • Page 11: Pressure Control Settings

    ZS**KAE models are now approved to operate within the full (+/-)10% range with a minimal voltage of 187 and a maximum voltage of 253 (ZS09,11,13,15,19, 21, 26KAE-PFV). The following models are not qualified to the full (+/-) 10% at this time, ZS29KAE-PFV and ZS33KAE-PFV. © 2015 Emerson Climate Technologies, Inc.

  • Page 12: R-507 (Extended Medium Temp)

    Return Gas = 40°F Evaporating Temp, °F Figure 1A – ZS*KAE Application Envelope for R-404A/R-507 (Extended Medium Temp) Evaporating Temp,°C SH=20°F Evaporating Temp, °F Figure 1B – ZS*KAE Application Envelope for R-22 (Medium/High Temp) © 2015 Emerson Climate Technologies, Inc.

  • Page 13: (Medium /High Temp)

    Required RG=65°F Evaporating Temp, °F Figure 1C – ZS*KAE Application Envelope for R-134A (Medium/High Temp) Evaporating Temp, °C R-407C Only Evaporating Temp, °F Figure 1D - ZS*KAE Application Envelope for R-407A/407C/R-448A/R-449A (Extended Medium Temp) © 2015 Emerson Climate Technologies, Inc.

  • Page 14: Condensing Unit Mounting

    ZS09KAE to ZS19KAE Refrigeration Scroll 53 Frame Condensing Unit Mounting 028-0188-15 Sleeve 028-0188-15 Sleeve 028-0188-16 Sleeve Kit 527-0116-00 027-0186-00 35-45 Durometer Figure 2B ZS21KAE to ZS33KAE Refrigeration Scroll 63 Frame Condensing Unit Mounting © 2015 Emerson Climate Technologies, Inc. 028-0188-15 Sleeve 028-0188-15 Sleeve...

  • Page 15: Typical Suction Tubing

    6. This dimension should be made as short as possible (e.g. 2” or less) but still insuring a proper braze joint. 7. The above tubing recommendations are based on “no elbow joints”. The use of continuous tubing is preferred. Figure 4 Motor Terminal (Fusite) Connections for Single Phase and Three Phase Scrolls © 2015 Emerson Climate Technologies, Inc.

  • Page 16: Scroll Wiring Schematic

    Emerson Climate Technologies, Inc. and/or its affiliates (collectively "Emerson"), as applicable, reserve the right to modify the design or specifications of such products at any time without notice.

This manual is also suitable for:

Copeland scroll zs09kaeCopeland scroll zs11kaeCopeland scroll zs13kaeCopeland scroll zs15kaeCopeland scroll zs19kaeCopeland scroll zs21kae ... Show all

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