Table of Contents
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TECHNICAL MANUAL
ZPA Heatless Purge
Desiccant Compressed Air Dryer
90-5000 scfm
ZEKS Compressed Air Solutions
1302 Goshen Parkway
West Chester, PA 19380
Phone: 610-692-9100
800-888-2323
Fax:
610-692-9192
Web:
www.zeks.com
Form: ZEKS ZPA NEMA 1 V0813
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Table of Contents
Summary of Contents for ZEKS Eclipse 90ZPA
- Page 1 Phone: 610-692-9100 the contents of this Technical Manual. 800-888-2323 Ensure that this Technical Manual is not Fax: 610-692-9192 removed permanently from the machine. Web: www.zeks.com Form: ZEKS ZPA NEMA 1 V0813...
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Page 2: Table Of Contents
PURGE CHARTS .................... 14 GENERAL ARRANGEMENT DRAWINGS ............18 WIRING DIAGRAMS ..................21 FLOW DIAGRAM .................... 23 FILTER FLOW ....................25 FILTER ARRANGEMENT ................26 REPLACEMENT PARTS DIAGRAM ............... 27 REPLACEMENT PARTS LIST ................ 30 ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... -
Page 3: Introduction
(collected) and operation of this dryer. ZEKS offers dryers to provide on the desiccant beads. While air is being adsorbed in the either -40°F, -80°F or -100°F pressure dew point outlet air. -
Page 4: Zpa Heatless Dryer Nomenclature
100 psig compressed air pressure. 4.0 RECEIVING AND INSPECTION 4.1 INSPECTION 4.2 UNPACKING AND HANDLING Upon receiving your ZEKS air dryer, please inspect the unit NOTICE closely. If evidence of rough handling is detected, please Under no circumstances should any person attempt... -
Page 5: Safety And Operation Precautions
7. Inspect unit daily to observe and correct any unsafe operating conditions. NOTICE The user of any air dryer manufactured by ZEKS Com- pressed Air Solutions, is hereby warned that failure to follow the above Safety and Operation Precautions can result in personal injuries or equipment damage. -
Page 6: Principles Of Operation
Through rapid de- features. See Appendix A-6. pressurization, a signifi cant portion of the previously ad- sorbed water vapor is stripped off of the desiccant material and exhausted to atmosphere. ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... - Page 7 Solid State Timer (SST) and on NEMA 4 dryers by regenerated tower must be repressurized. ZEKS DPC™ Controller. Regardless of controller, the tim- ing of ZEKS -40°F, -80°F and -100°F dryers is as follows: NOTICE Failure to re-pressurize prior to tower switchover will re- sult in shocking the desiccant material and cause pre- 6.7.1 TIMING CYCLE FOR -40°F DEW POINT DRYERS...
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Page 8: Alarms And Indicators
7.3 HIGH HUMIDITY ALARM (Optional) The purpose of the High Humidity Alarm is to provide the operator an indication if the equipment fails to supply air at its designed dew point. This is accomplished by passing a ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... -
Page 9: Installation/Initial Start-Up
Eclipse ZPA Heatless Dryer is All ZPA dryers must have proper fi ltration. Liquid water 150 PSIG. Consult your ZEKS representative for units re- and oil must be removed before compressed air enters quiring a higher operating pressure. - Page 10 If the dryer is not functioning properly, operating pressure, check the system for air leaks. Soap contact distributor or ZEKS Technical Service. test all joints and fi tting. To maintain desired dew point, any leaks detected must be fi xed, especially those on the outlet side of the dryer.
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Page 11: Scheduled Maintenance
The length of time the pilot air valves can reliably oper- when air is dry. ate without replacement is dependent upon the type of dryer and the dryer’s operation. On ZEKS -40°F dewpoint SEMI-ANNUAL MAINTENANCE FUNCTIONS: dryers, replacing the valves every 60 months is recom- •... - Page 12 • Once the towers have been fi lled, replace the fi ll port plug on each tower. • Any connections disturbed in the desiccant changeout process should be leak tested prior to re-commissioning the dryer. ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
- Page 13 2700 6.00 2.50 26.00 2928 2196 3300 16.25 8.00 35.25 4000 3000 1000 4000 7.75 3.50 29.00 4250 3150 1100 5000 9.00 4.25 28.00 5600 4200 1400 NOTE: Desiccant weight shown is per-dryer. ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
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Page 14: Troubleshooting
Check inlet valve and outlet check valves. Verify across valve. inlet valve is closed to purging tower (0 psig tower). Right tower excessively high Improper calibration. Reset when right tower is online. pressure at the purge gauge. ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... -
Page 15: Purge Charts
Purge Orifice - 9/32" Purge Orifice - 1/4" 300ZPA Setting - 40 psig @ 48 SCFM 50ZPA Setting - 42 psig @ 40 SCFM Purge Meter Setting - psig Purge Meter Setting - psig ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... - Page 16 Purge Orifice - 1/2" Purge Orifice - 9/16" 1200ZPA 1000ZPA Setting - 43 psig @ 162 SCFM Setting - 41 psig @ 195 SCFM Purge Meter Setting - psig Purge Meter Setting - psig ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
- Page 17 Purge Orifice - 7/8" Purge Orifice - 1" 3300ZPA Setting - 47 psig @ 535 SCFM 4000ZPA Setting - 44 psig @ 649 SCFM 1000 Purge Meter Setting - psig Purge Meter Setting - psig ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
- Page 18 11.0 PURGE CHARTS Purge Orifice - 1" 5000ZPA Setting - 56 psig @ 811 SCFM 1000 Purge Meter Setting - psig ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
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Page 19: General Arrangement Drawings
12.0 GENERAL ARRANGEMENT ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... - Page 20 12.0 GENERAL ARRANGEMENT ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
- Page 21 12.0 GENERAL ARRANGEMENT ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
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Page 22: Wiring Diagrams
13.0 WIRING DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... - Page 23 13.0 WIRING DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
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Page 24: Flow Diagram
14.0 FLOW DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... - Page 25 14.0 FLOW DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
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Page 26: Filter Flow
15.0 FILTER FLOW ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... -
Page 27: Filter Arrangement
42.31 9.00 4.19 28.88 ZTF 3600 * 27.50 42.31 9.00 4.19 28.88 ZTF 4200 * 27.50 42.31 9.00 4.19 28.88 ZTF 6000 * 27.50 42.31 9.00 4.19 28.88 *ADD ELEMENT GRADE (H,G) 510588 ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... -
Page 28: Replacement Parts Diagram
17.0 REPLACEMENT PARTS DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com... - Page 29 17.0 REPLACEMENT PARTS DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
- Page 30 17.0 REPLACEMENT PARTS DIAGRAM ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...
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Page 31: Replacement Parts List
18.0 REPLACEMENT PARTS LIST ZEKS Eclipse ZPA 90-5000 Desiccant Dryers www.zeks.com...