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Summary of Contents for Grundfos SPE
- Page 1 GRUNDFOS INSTRUCTIONS Stainless steel submersible pump for environmental applications Installation and operating instructions...
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Page 2: Table Of Contents
Grundfos are subject to the warranty Operation provided by the manufacturer of said products Troubleshooting and not by Grundfos' warranty. Grundfos will not Checking pump performance be liable for damage or wear to products caused Troubleshooting chart by abnormal operating conditions, accident,... -
Page 3: Symbols Used In This Document
3.2 Applications Note job easier and ensure safe operation. 3.2.1 Pumped liquids SPE pumps are designed for pumping cold 3. Introduction groundwater that is free of air or gasses. Decreased pump performance and life Warning expectancy can occur if the groundwater is not cold or contains air or gasses. -
Page 4: Mechanical Installation
The discharge should not be gripped under any piece of SPE submersibles is designed to circumstance. accommodate this cable; see fig. 1. 5.2.2 If a steel riser pipe is used An approved pipe thread compound should be used on all joints. -
Page 5: Electrical Installation
6.5 times the full-load current. 5.3.4 Control box and surge arrester 5.3.1 Engine-driven generators grounding If the SPE pump is going to be operated using an engine driven generator, Grundfos suggests The control box shall be the manufacturer of the generator be contacted... -
Page 6: Startup
If it is higher, For additional information, refer to the MP1, finish wiring and verify that all electrical SPE VFD (Variable Frequency Drive) Installation connections are made in accordance with the and Operating Instructions manual. -
Page 7: Troubleshooting
8. Troubleshooting 8.1 Checking pump performance The troubleshooting chart in section Warning 8.2 Troubleshooting chart on p. 10 may require WHEN WORKING WITH that you test the pump’s performance against its ELECTRICAL CIRCUITS, USE curve. To do so, perform these steps: CAUTION TO AVOID ELECTRICAL 1. - Page 8 8.1.1 Preliminary tests Test How to measure What it means Supply voltage By means of a voltmeter, which When the motor is under load, the has been set to the proper voltage should be within ± 10% of the scale, measure the voltage at nameplate voltage.
- Page 9 8.1.2 Ohm value chart Ohm value chart Megaohm Condition of motor and leads/ value value recommended procedure 2,000,000 New motor. (or more) Motor not yet installed 1,000,000 (or Used motor which can be reinstalled in the well. more) 500,000 - 0.5 - 1.0 A motor in reasonably good condition.
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Page 10: Troubleshooting Chart
8.2 Troubleshooting chart Problem Possible cause/how to check Possible remedy 1. Pump does not a) No power at pump panel. run. If no voltage at panel, check feeder How to check: panel for tripped circuits. Check for voltage at panel. b) Fuses are blown or circuit Replace blown fuses or reset circuit breakers are tripped. - Page 11 Problem Possible cause/how to check Possible remedy 2. Pump runs but a) Groundwater level in well is too Lower pump if possible. If not, does not deliver low or well is collapsed. throttle discharge valve and install water. water level control. How to check: Check well draw-down.
- Page 12 Problem Possible cause/how to check Possible remedy 4. Pump cycles too a) Pressure switch is not properly Re-adjust switch or replace if much. adjusted or is defective. defective. How to check: Check pressure setting on switch and operation. Check voltage across closed contacts.
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Page 13: Technical Data
If the generator rating is in KVA instead of kilowatts, multiply the above ratings by 1.25 to obtain KVA. 9.3 Electrical data Grundfos submersible pump motors - 60 Hz 4-inch, single phase, 2-wire motors (control box not required) Line-to-line Amperage... -
Page 14: Disposal
Adherence to environmental and back. regulations — when handling and To determine the resistance: operating the SPE environmental pump, all environmental 1. Disconnect the drop cable leads from the regulations concerning the control box or panel. - Page 15 U.S.A. Canada México GRUNDFOS Pumps Corporation GRUNDFOS Canada Inc. Bombas GRUNDFOS de México 17100 West 118th Terrace 2941 Brighton Road S.A. de C.V. Olathe, Kansas 66061 Oakville, Ontario Boulevard TLC No. 15 Phone: +1-913-227-3400 L6H 6C9 Parque Industrial Stiva Telefax: +1-913-227-3500...
- Page 16 05.11 Repl. L-RF-IO-001 02.00 © 2002, 2011 Grundfos Pumps Corp. The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks owned by Grundfos Management A/S or Grundfos A/S, Denmark. All rights reserved worldwide. Subject to alterations. www.grundfos.com...
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