Pentair Aurora 770 Instruction And Installation Manual Download Page 1 | Manualshive

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Pentair Aurora 770 Instruction And Installation Manual Download Page 1

NOTE! To the installer: Please make sure you provide this manual to the owner of the equip ment or to the responsible

party who maintains the system.

MODELS 770 and 790

BOOSTER SYSTEMS

INSTRUCTION AND INSTALLATION MANUAL

Part # A-03-255 | © 2012 Pentair Ltd. | 12/01/12

Standard 770 Duplex System with Horizontal Pumps

Standard 790 Packaged System

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Summary of Contents for Aurora 770

Page 1: ...he owner of the equip ment or to the responsible party who maintains the system MODELS 770 and 790 BOOSTER SYSTEMS INSTRUCTION AND INSTALLATION MANUAL Part A 03 255 2012 Pentair Ltd 12 01 12 Standard 770 Duplex System with Horizontal Pumps Standard 790 Packaged System ...

Page 2: ...x System with Horizontal Pumps MODELS 770 790 BOOSTER SYSTEMS 2 ATTENTION SAFETY WARNINGS Read and understand all warnings before installation or servic ing pump SYSTEM RECEIPT INSPECTION Inspect system and components for signs of damage during shipment Check system for missing parts Check system for loose parts SYSTEM INSTALLATION Mount and anchor system in properly prepared location Verify syste...

Page 3: ... low suction pressure switch is typically set at the factory at 5 psi OFF and 20 psi ON The pressure switch setting can be changed as needed for the field condition See Controller Operation Appendix A With the lead pump running if the system pressure continues to fall due to flow demands the lag pump will start and run with the lead pump until the system demand is satisfied and the minimum run tim...

Page 4: ...or the motor con tactor coils indicator pilot lights audible alarm the PLC and any additional control relays or components Overload Relay The Overload Relay furnished in the motor starter provide protection from excessive currents The over load relay has been sized and set to trip open when the motor exceeds 125 of the Full Load Current FLA multiplied by the rated Service Factor SF Trip times vary...

Page 5: ...agnetic flux to decay In this state the motor can be safely restarted with out excessive transients and mechanical shock Alternation Times Note The Alternation Times apply only to controllers for two or more motors Duplex Triplex The Alternation Time is the clock time that must elapse before the PLC changes the pump from being a Leading pump into a Lagging pump The Alternation Times are independen...

Page 6: ... standard units only 305040 Control Power Transformer 50 VA 208 240 460 Vac 305041 Control Power Transformer 50 VA 208 380 575 Vac Note One or more renewal parts such as fuses heaters contacts and etc may be obtained from local electrical distributor s IMPORTANT When ordering replacement parts be sure to specify the complete MODEL NUMBER and SERIAL NUMBER of controller in which they are to be used...

Page 7: ...SUCTION PRESSURE ALARM SILENCE LOW SUCTION PRESSURE SWITCH PS 1 SYSTEM PRESSURE SWITCH PS 2 PUMP 1 PUMP 2 AUTO AUTO HAND HAND OFF OFF Notes Enclosure 16 Guage Sheet Steel Finish Grey Baked Enamel Application For Indoor Use NEMA 1 Mounting Wall Mount Max Shipping Weight 42 lbs 20kg R LISTED ...

Page 8: ...AILABLE PUMP 1 RUNNING PUMP 2 RUNNING 16 16 16 16 16 16 16 16 L4 R LOW SUCTION ALARM HORN 17 27 28 MAN HOA 1 SW 2 MOTOR 1 CONTACTOR AUTO 1M O L 1 31 A1 A2 33 95 96 3 4 5 19 9 10 11 21 MAN HOA 2 SW 3 MOTOR 2 CONTACTOR AUTO 2M O L 2 32 A1 A2 34 95 96 OFF 17 29 30 Q 3 GND Q 2 Q 1 Q 0 ComO N PLC L 24VDC 0V DC IN Com I 1 I 2 1 0 I 3 24 23 4 20 20 20 22 21 20 LOW SUCTION PS 1 ALARM SILENCE SW 1 SYSTEM P...

Page 9: ...TCH PS 1 SYSTEM PRESSURE SWITCH PS 2 PUMP 1 PUMP 2 AUTO AUTO HAND HAND OFF OFF PUMP 3 AUTO HAND OFF PUMP 3 RUNNING APPENDIX A continued MODELS 770 790 8 R LISTED Notes Enclosure 16 Guage Sheet Steel Finish Grey Baked Enamel Application For Indoor Use NEMA 1 Mounting Wall Mount Max Shipping Weight 42 lbs 20kg ...

Page 10: ...2 3 4 21 MAN HOA 2 SW 3 MOTOR 2 CONTACTOR AUTO 2M O L 2 32 A1 A2 34 95 96 OFF 17 29 Q 3 GND Q 2 Q 1 Q 0 ComO N PLC L 24VDC 0V DC IN Com I 1 I 2 1 0 I 3 24 23 4 20 20 20 22 21 20 LOW SUCTION PS 1 ALARM SILENCE SW 1 SYSTEM PS 2 3 Notes Internal PLC Timers in Sec Factory settings T3 System Pressure Start Delay LEAD 2sec T5 System Pressure Minimum Run LEAD 6min T11 Lag Pump Minimum Run 4min T12 Lag Pu...

Page 11: ... L 2 INPUT OUTPUT 20 43 O L 3 INPUT OUTPUT O L 1 O L 2 O L 3 20 L6 L7 L9 98 97 98 97 98 97 O L 3 NOT PROVIDED ON DUPLEX CONTROLLERS PS 2 IS STANDARD Option B Option A HIGH SYSTEM PRESSURE SWITCH LIGHT AND ALARM HIGH SUCTION PRESSURE SWITCH LIGHT AND ALARM LOW SYSTEM PRESSURE SWITCH LIGHT AND ALARM OVERLOAD TRIP LIGHT AND ALARM Option C Option E NOTE ALARM HORN AND SILENCE P B SHOWN ON MAIN SCHEMAT...

Page 12: ...1M CB2 CB3 TO 2M TO 3M CB1 REPLACES 1F 3F CB2 REPLACES 4F 6F CB3 REPLACES 10F 12F CB3 NOT PROVIDED ON DUPLEX CONTROLLERS Option T TANK PRESSURE SWITCH PS 4 20 35 PLC I 3 PS 4 REPLACE JUMPER BETWEEN PLC 24VDC I 3 Option W ELAPSED TIME METER 31 33 1M A1 A2 ETM 1 32 34 2M A1 A2 ETM 2 39 41 3M A1 A2 ETM 3 ETM 3 NOT PROVIDED ON DUPLEX CONTROLLERS ...

Page 13: ...ing air water or any fluid or gas not harmful to nylon or sil icone They are not designed to be used with any fluid or gas classified as hazardous NOTE To prevent leakage apply Teflon tape sealant to male threads only MOUNTING Device should be mounted in upright position Threaded con nection down FIELD ADJUSTMENTS The operating point of the switch or switches can be adjusted to any point within th...

Page 14: ...kwise backing pressure off the spring preventing possible overpressuring of the system Opening Speed Turn the adjustment screw on the Opening Speed Control OUT counterclockwise 1 1 2 to 2 1 2 turns from full closed position Step 2 Loosen a tube fitting or cover plug at the main valve to allow air to vent during start up Step 3 Pressurize the line opening the upstream isolation valve slowly Air is ...

Page 15: ...cing control OUT will LOWER outlet pressure 2 Turning the relief sustaining control OUT will LOWER the inlet or relief set point ABOUT THE MAIN VALVE 1 Almost every function of control valve used in water applica tions call for a main valve flow of under the seat a If a diaphragm fails the valve continues to allow flow i Failure will be indicated by loss of pressure control or loss of positive shu...

Page 16: ...onnection diaphragm or nitrile pressure sealing o ring Where an operating control would result in personnal injury and or loss of property it is the responsibility of the installer to add devices safety limit controls that protect against or systems alarm supervisory systems that warn of control failure This device is not intended for applications in explosive environ ments or use with hazardous f...

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Page 20: ...his warranty shall be at its option to repair or replace any equipment or its component parts which has a defect covered by this warranty or to refund the purchase price of such equipment or part Under the terms of this warranty Seller shall not be liable for a consequential collateral special or liquidated losses or damages b equipment conditions caused by normal wear and tear abnormal conditions...

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