Grundfos SRP Instructions Manual
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Grundfos SRP Instructions Manual

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GRUNDFOS INSTRUCTIONS
SRP
60 Hz
Installation and operating instructions

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Summary of Contents for Grundfos SRP

  • Page 1 GRUNDFOS INSTRUCTIONS 60 Hz Installation and operating instructions...
  • Page 3 English (GB) Installation and operating instructions ............4 Español (ES) Instrucciones de instalación y funcionamiento.
  • Page 4 Products which are sold but not manufactured by Grundfos are subject to the warranty provided by the manufacturer of said products and not by Grundfos' warranty. Grundfos will not be liable for damage or wear to products caused by abnormal operating conditions, accident, abuse, misuse, unauthorized alteration or repair, or if the product was not installed in accordance with Grundfos' printed installation and operating instructions.

  • Page 5: Table Of Contents

    11.2 Gearbox 11.3 Shaft seals 2.1 Applications 11.4 Impeller Grundfos SRP recirculation pumps are used for the pumping of 11.5 Sound pressure level return sludge in sewage treatment plants and for other pump Disposal applications involving a high flow rate and low head. The pumps are designed for continuous operation (S1).

  • Page 6: Technical Data

    Fig. 2 3.1 Type key The nameplate is on the motor housing. The details on the nameplate are required for ordering of spare parts. Example SRP 70. 80. 260. 11. 6. 1K A Type range Pos. Description SRP: Submersible recirculation pump...

  • Page 7: Safety

    If the pump or any accessories have been damaged during transportation, contact your local Grundfos company before continuing to install the equipment. Do not dismantle a damaged new component for further inspection, unless instructed by your local Grundfos company.

  • Page 8: Torques

    Crane with winch and lifting wire Profile section on connection flange Fig. 6 Lifting wire incl. wire clamp 3. SRP.xx.80.xx: Weld the guide claws to the connection flange. Cable clamp See fig. 7. Cable sock, incl. shackle ∅10 Intermediate fixation bracket Connection flange Guide claws are only available for SRP.xx.80.
  • Page 9 7. Position and align the column profile with the profile section on Lifting wire (15) the connection flange. Shorten the column profile (pos. 2, fig. 4) to the correct length to match the position of epoxy insulator (pos. C) at the top fixation bracket. A gap of 5 to Supply 10 mm between collar of epoxy and column profile is optimal.

  • Page 10: Electrical Connection

    The electrical connections must be carried out by a qualified protection: electrician in accordance with local regulations. Standard SRP pumps incorporate three bimetallic PTO thermal All national and local regulations relating to safety and accident switches (PTO = Protection Thermique á Ouverture). See fig. 16.

  • Page 11: Gearbox Protection

    If the monitoring function is required, the leak sensor must be connected to a Grundfos relay, type ALR 20/A. In the case of star-delta starting, the adjustable value is to be The ALR 20/A relay must be ordered separately.

  • Page 12: Direction Of Rotation

    If Grundfos is requested to service the pump, Grundfos must be contacted with details about the pumped liquid, etc. before the pump is returned for service. Otherwise Grundfos can refuse to accept the pump for service.

  • Page 13: Service Chart

    The motor housing may only be replaced if they get noisy. are not required. dismantled by Grundfos. The supply cable must be checked twice a year for surface Supply cable damage, strain, kinks, etc.

  • Page 14: Oil Change

    Gearbox Type Do not remove the screw until the pressure has been fully relieved. SRP.08.30.521. 4. Remove the screw (pos. 2). See fig. 20. SRP.11.30.622. 5. Slacken and remove the oil drain screw (pos. 1), and allow the SRP.14.30.714.

  • Page 15: Fault Finding

    Impeller cannot rotate freely. Clean the impeller and check manually that it can rotate freely. e) Stator windings are faulty. Contact Grundfos. Motor has cut out because of overheating. Wait until the motor has cooled and attempt to restart the pump.

  • Page 16: Technical Data

    This product or parts of it must be disposed of in an environmentally sound way: 1. Use the public or private waste collection service. 2. If this is not possible, contact the nearest Grundfos company or service workshop. Subject to alterations.
  • Page 17 Appendix 1. Dimensions and weight Pump Weight Pump type [kW] [mm] [mm] [mm] [mm] [mm] [mm] [mm] [mm] [kg] SRP.08.30. SRP.11.30. SRP.14.30. SRP.18.30. SRP.23.30. SRP.30.30. SRP.40.30. SRP.55.30. SRP.70.30. SRP.35.50. SRP.50.50. SRP.70.50. 1119 SRP.100.50. 10.0 SRP.70.80. SRP.120.80. 12.0 1129 1237 1006...
  • Page 18 Tél.: +32-3-870 7300 20th km. Athinon-Markopoulou Av. Turkey New Zealand Télécopie: +32-3-870 7301 P.O. Box 71 GRUNDFOS POMPA San. ve Tic. Ltd. Sti. GR-19002 Peania GRUNDFOS Pumps NZ Ltd. Belorussia Gebze Organize Sanayi Bölgesi Phone: +0030-210-66 83 400 17 Beatrice Tinsley Crescent Представительство...
  • Page 19 Thinking ahead makes it possible Innovation is the essence 97761677 0411 Repl. 97761677 1110 The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks ECM:1074434 owned by Grundfos Management A/S or Grundfos A/S, Denmark. All rights reserved worldwide. www.grundfos.com...

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