GRUNDFOS A WIDE RANGE

Mechanical shaft seals for pumps

The shaft seal forms a barrier between what is inside the pump and the atmosphere. A pump with a through-shaft is not completely sealed. It is a challenge to the entire pump industry to minimise leakage. There are countless variants of shaft seals, reflecting the diversity of …

  Seal, Shaft, Shaft seal

ALPHA - Grundfos

Dec 11, 2020 · liquids, and must not be used to circulate aggressive liquids such as acid or seawater. In domestic hot water systems, the temperature of the pumped liquid must always be above 122 °F (50 °C) due to the risk of legionella. The temperature of the hot water source must not be high enough to cause burns or scalding.

  High, Liquid, Temperatures

GRUNDFOS SUBMERSIBLE MOTOR GUIDE

Three Phase Power Supply Unbalance For three phase systems a true full 3-Phase Delta {3 pot system} transformer setup is recommended or one true 3 phase transformer. This system, although much better than an open delta 2 pot system, still does not guarantee good balanced power. Load unbalance can still occur on this

  Phases, Power, Three, Three phase, Three phase power

CM - Grundfos

If the pump is installed above the liquid level, a non-return valve must be fitted in the inlet pipe below the liquid level. See fig. 4. Self-priming pumps We recommend an opening pressure of the non-return valve which is lower than 0.05 bar. Otherwise, the additional resistance will reduce the suction capability of the pump.

  Liquid, Pumps

DOSING PUMPS, MEASUREMENT & CONTROL AND …

Mechanical diaphragm dosing pumps DMX: mechanical diaphragm dosing pumps “Pre-selected Range” up to 765 l/h DMX pre-selected range is the fast lane to reliable, tough ... available in simplex and duplex versions • Integrated pressure relief valve and active diaphragm protection system • Available with ATEX design – certified for EX ...

  Mechanical, Simplex

Circulator pumps - Grundfos

Energy savings High-efficient permanent-magnet motors. Flexibility Suitable for installation in existing systems. Comfort Low-noise operation. Safety Built-in electrical and thermal protection of the pump. User friendliness Simple setting and operation. Type key * Exception: UK version, size 15 = 1 1/2". Performance range Fig. 1 Performance range

  Thermal, Energy, Comfort, And thermal

GRUNDFOS, DES POMPES DE QUALITE SUR TOUTE LA …

8 Caractéristiques techniques Débit : max. 10 m3/h Hmt : max. 12 m Temp. du liquide : -25 °C à +110 °C Pression de service : max. 10 bar Applications

Spare parts CATALOGUE

125 1 1 BAQE = standard 0 Bare shaft pump 160 2 3 DAQF 1 0.37 200 3 5 BQQV 2 0.55 250 4 7 BAQV 3 0.75 315 5 8 AAQE 4 1.1 360 7 9 AAQV 5 1.5 400 8 A SNE Packing 6 2.2 500 9 B SNO Packing 7 3 630 C C SNF Packing 8 4 D SKO Packing 9 5.5 E GQQE A 7.5 F GQQV B 11 G BQQE C 15 H AQQE D 18.5 I AQQV E 22 J DQQE F 30 Pump size suction-disch. Code K …

  Standards

MGE motors - Grundfos

The motors incorporate a PI controller. You can connect the motors to a signal from an external sensor and a setpoint signal enabling control in closed loop. You can also use the motors for an open-loop system in which the setpoint signal is used as a speed control signal. The motors incorporate an operating panel which is available in various ...

  Motor, Mge motors

GRUNDFOS DATA BOOKLET

1. General data 3 Circulator pumps 3 Type key 3 Performance range 3 Applications 4 ... petrol and similar liquids. TM03 8990 4507 TM03 8989 4507 TM03 9890 4507 TM03 9887 4507. ... GRUNDFOS ALPHA2 1 Faults preventing the pump from operating properly (e.g. blocking) are indicated in the display by "- -". ...

  Pumps, Petrol

Taco 00 Wet Rotor Circulator Competitive Model # Cross ...

Taco "00" Grundfos Armstrong Xylem/ B&G Wilo Honeywell Aquamotion Single Speed - Cast Iron 006-F4 Flanged, Rotated UP15-10F, UP15-10FR Astro 20 NRF-9F Star 5F - - ... VR1816 Delta P Flanged Alpha 15-55F Compass 20-20 eco Auto19-14 Stratos-ECO 16F - AM55-FVL HEC-2 Delta T Flanged, Swivel VT2218 Delta T Flanged.

  Model, Cross, Competitive, Alpha, Grundfos, Rotors, Circulators, Wet rotor circulator competitive model

Taco 00 Wet Rotor Circulator Competitive Model # Cross ...

008F UP15-42F/R, UPS15-58FC spd 2 - Astro30 NRF-22 Star 16, 21 009F UP15-100 - Astro70 - Star 32 ... HEC-2 Bumble Bee Alpha 15-55F Stratos-ECO ... Taco "00" Grundfos Xylem/Laing Armstrong Xylem/ B&G Wilo Honeywell Integral Flow Check - Open Systems - …

  Model, Cross, Competitive, Alpha, Grundfos, Rotors, Circulators, Wet rotor circulator competitive model

Circulator pumps - Grundfos

2 UPS2 2. Applications UPS2 is designed specifically for domestic heating systems. The pumps are used primarily for one- and two-pipe heating systems, but are, for example, also suitable for mixing loops in large systems. Fig. 2 One-pipe heating system Fig. 3 Two-pipe heating system Fig. 4 Underfloor heating system UPS replacement

  Grundfos

Notice d'installation et de fonctionnement

2 Français (FR) Notice d'installation et de fonctionnement Traduction de la version anglaise originale Cette notice d'installation et de fonctionnement décrit le circula-teur Grundfos ALPHA1 L. Les paragraphes 1 à 4 fournissent les informations nécessaires pour déballer, installer et démarrer le produit en toute sécurité. ...

  Installation, Grundfos, Fonctionnement, D installation et de fonctionnement

LIBRETTO COMPARAZIONE

grundfos dab modello/ model modello/ model codice/ code interasse/ centre distance (mm) attacchi pompa pumps connections alpha1 25-40 130 evosta2 40-70/130 60186046 130 1” ½ ... alpha3 32-60 evosta3 60/180x 60186079 180 2” alpha 32-60 evosta3 60/180x 60186079 180 2” ...

  Alpha, Grundfos

AUSTAUSCHÜBERSICHT FÜR UMWÄLZPUMPEN

GRUNDFOS ALPHA-Modelle GRUNDFOS MAGNA3 ALPHA2 – DIE EFFIZIENTESTE DIE UNIVERSALPUMPE Herausragende Energieeffizienz, höchste Zuverlässigkeit und intuitive Bedienung haben die ALPHA2 zur Nummer 1 bei Pumpentausch und Neu-Installationen gemacht. In der neuesten Ausführung ist die ALPHA2 sendefähig

  Alpha, Grundfos, Bersicht, Austausch, 220 bersicht f, 220 r umw, 196 lzpumpen, Lzpumpen, Grundfos alpha