Grundfos NKG Series Installation And Operating Instructions Manual
Double seal (tandem)
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- Installation and operating instructions manual (713 pages) ,
- Installation and operating instructions manual (32 pages) ,
- Installation and operating instructions manual (13 pages)
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Summary of Contents for Grundfos NKG Series
- Page 1 GRUNDFOS INSTRUCTIONS Double seal (tandem) Installation and operating instructions...
- Page 3 English (GB) Installation and operating instructions ............4 Български...
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Page 4: Table Of Contents
English (GB) Installation and operating instructions Original installation and operating instructions. 3. Product description This type of double seal consists of two shaft seals mounted in a CONTENTS tandem arrangement in a separate seal chamber or of a cartridge Page seal. -
Page 5: Operating Conditions
HNBR Connections These values apply to water as flushing fluid. If other flushing fluids are used, contact Grundfos for the max. permissible temperature of the flushing fluid. 5.1.2 Flushing fluid evaporation point The tandem shaft seal arrangement can handle a pumped liquid temperature up to 140 °C. -
Page 6: Flushing System
Separate circulation/cooling of primary shaft seal Use connection 1. A pipe can be fitted between the pump discharge and connection 1. Alternatively, an external supply can be fitted to connection 1. Circulation or cooling of the primary seal is commonly used in the following situations: •... -
Page 7: Start-Up
See also installation and operating instructions for the standard pump. If Grundfos is requested to service the pump, Grundfos must be contacted with details about the pumped liquid, etc. before the Before start-up, the seal chamber/cartridge seal pump is returned for service. - Page 8 Telefax: +34-91-628 0465 Germany Tel.: +43-6246-883-0 GRUNDFOS GMBH México Sweden Telefax: +43-6246-883-30 Schlüterstr. 33 Bombas GRUNDFOS de México S.A. de GRUNDFOS AB Belgium 40699 Erkrath C.V. Box 333 (Lunnagårdsgatan 6) N.V. GRUNDFOS Bellux S.A. Tel.: +49-(0) 211 929 69-0 Boulevard TLC No. 15 431 24 Mölndal...
- Page 9 Thinking ahead makes it possible Innovation is the essence 97527931 1110 Repl. 97527931 1109 The name Grundfos, the Grundfos logo, and the payoff Be–Think–Innovate are registrated trademarks ECM: 1067581 owned by Grundfos Management A/S or Grundfos A/S, Denmark. All rights reserved worldwide. www.grundfos.com...