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NBE, NKE, NBSE;
NBE, NKE, NBSE Series 2000;
VLSE
Safety instructions and other important information
NBE, NKE, NBSE; NBE, NKE,
NBSE Series 2000; VLSE
Installation and operating instructions
(all available languages)
http://net.grundfos.com/qr/i/93103355
GRUNDFOS INSTRUCTIONS

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Summary of Contents for Grundfos NBE Series

  • Page 1 GRUNDFOS INSTRUCTIONS NBE, NKE, NBSE; NBE, NKE, NBSE Series 2000; VLSE Safety instructions and other important information NBE, NKE, NBSE; NBE, NKE, NBSE Series 2000; VLSE Installation and operating instructions (all available languages) http://net.grundfos.com/qr/i/93103355...
  • Page 3 NBE, NKE, NBSE; NBE, NKE, NBSE Series 2000; VLSE English (US) Safety instructions ............... . . 4 Appendix A .
  • Page 4 English (US) Safety instructions Intended use of the product Mechanical installation Only use the product according to the specifications stated in the WARNING installation and operating instructions. Rotating parts Death or serious personal injury Radio module ‐ Stay clear of the product after switching on power, as CAUTION the shaft can rotate immediately.
  • Page 5 Cable cross-section CAUTION WARNING Cold surface Minor or moderate personal injury Electric shock ‐ Make sure that no one can accidentally come into Death or serious personal injury contact with cold surfaces. Wear protective gloves. ‐ Switch off the power supply to the product including the power supply for the signal relays.
  • Page 6 Death or serious personal injury ‐ ‐ If the operating panel is cracked or perforated, replace Follow the lifting instructions for the product. it immediately. Contact the nearest Grundfos sales ‐ Use lifting equipment rated for the weight of the company. product.
  • Page 7 Taking the product out of operation WARNING Electric shock Death or serious personal injury ‐ Switch off the power supply and make sure that it cannot be accidentally switched on. ‐ The power supply must be switched off for at least five minutes before you start working on the product.
  • Page 8: Installation In The Usa And Canada

    Changes or modifications made to this equipment not interference by one or more of the following measures: expressly approved by Grundfos may void the FCC authorization to operate this equipment. •...
  • Page 9: Identification Numbers

    Contains FCC ID: OG3-RA2G4MSR. Les changements ou modifications apportés à cet équipement qui ne sont pas expressément approuvés par For Canada Grundfos peuvent annuler l'autorisation de la FCC à Grundfos Holding A/S utiliser cet équipement. Model: RADIOMODULE 2G4 Son fonctionnement est soumis aux deux conditions suivantes: Contains IC: 10447A-RA2G4M01 •...
  • Page 10 Model J Maximum line reactor size [mH] 3500-4000 rpm [kW] [hp] 1750-2200 rpm 4000-5900 rpm Model K Maximum line reactor size [mH] [kW] [hp] 1750-2200 rpm 3500-4000 rpm 18.5 Line reactors are often required for six-pulse variable speed drives. Please observe that the MGE, MLE utilize a small DC capacitor concept for lower harmonics and exceeding the maximum inductance may cause resonance between reactor and the MGE, MLE that will reduce the lifetime of the product.
  • Page 11 3 × 440-480 V, MLE Model K Motor size Recommended Maximum Fuse type [hp] RK1, Class J or T UL listed fuse RK1, Class J or T UL listed fuse RK1, Class J or T UL listed fuse RK1, Class J or T UL listed fuse Branch-circuit protection for MLE Model J When the pump is protected by a circuit breaker, the circuit breaker must be rated for a minimum voltage of 500 V.
  • Page 12: Overload Protection

    Fuses Model J: Fuses used for motor protection must be rated for minimum 500 V. Motors up to and including 10 hp (7.5 kW) require class K5 UL-listed fuses. Any UL-listed fuse can be used for motors of 15 hp (11 kW). Model K: Fuses used for motor protection must be rated for minimum 600 V.
  • Page 13 2941 Brighton Road Oakville, Ontario L6H 6C9 Tel.: +1-905 829 9533 Fax: +1-905 829 9512 Mexico Bombas GRUNDFOS de México S.A. de C.V. Boulevard TLC No. 15 Parque industrial Stiva Aeropuerto Apodaca, N.L. 66600 Tel.: +52-81-8144 4000 Fax: +52-81-8144 4010...
  • Page 14 93160955 04.2024 ECM: 1388596 www.grundfos.com...