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Wilo-Zeox FIRST H | Wilo
Your advantages
Wilo-Zeox FIRST H

Your advantages

  • Low energy costs thanks to efficient hydraulics combined with efficient motors (at least IE3) with PTC sensor
  • Increased operational reliability thanks to high quality materials, balanced impellers and internally flushed mechanical seal
  • Tailored on demand to suit your exact duty points requirements
  • Modular design with clever flange positioning to meet customer´s requirements
Series description
Wilo-Zeox FIRST H

Design

Non-self-priming, highly efficient high-pressure multistage centrifugal pump

Application

  • Professional irrigation/agriculture
  • Water supply/pressure boosting
  • Firefighting
  • Heating, air-conditioning, cooling

Equipment/function

  • Standard-equipped with highly efficient motor (≤ 55 kW: IE3, ≥ 75 kW: IE4)
  • Flushing device via bypass line for long service life
  • Stuffing box packing on request, can be replaced without removing the pump thanks to the exclusive "Twinner System" design.

Typekey

Example:

Zeox FIRST V9004/A-75-2-S20-S6D6/B

Zeox FIRST

Non-self-priming, multistage high-pressure multistage centrifugal pump in sectional construction

V or H

Vertical or horizontal installation

90

Volume flow Q in m3/h

04

Number of impellers

A

Impeller type (V design)

75

Motor power (in kW)

2

2-pole motor

S20

Design variants: No specification = standard design, impellers made of bronze: L1, stuffing box packing: S20

S6D6

Variants with other flange and shaft alignments: No specification = standard alignment, SXDX

B

Index of technical development

Technical data

  • Mains connection 3~400 V, 50 Hz
  • Max. inlet pressure: 6 bar for vertical design, 16 bar for horizontal design
  • Max. fluid temperature range from -5 °C to +90 °C
  • Max. ambient temperature range from -10 °C to +40 °C
  • Max. operating pressure: 27 bar for vertical design, 55 bar for horizontal design DN 80 and 50 bar for horizontal design DN 100
  • Protection class: IP 55
  • Connections on pressure and suction side: DN 80 and DN 100 for vertical design,DN 65, DN 80, DN 100, DN 150 for horizontal design

Materials

  • Pump housing and coupling made of grey cast iron with high quality paintwork for high resistance to corrosion
  • Baseplate and motor support made of steel with high quality paintwork for high resistance to corrosion
  • Stage housing and guide vane apparatus made of grey cast iron and impellers made of grey cast iron with cataphoretic coating
  • Stage housing gaskets made of NBR
  • Plain bearing made of bronze
  • Shaft made of carbon steel or stainless steel
  • Rotating and stationary rings of the mechanical seal: Tungsten carbide/carbon
  • Mechanical gaskets made of NBR / PTFE
  • PTFE seals

Scope of delivery

  • Horizontal pump system with multistage hydraulics, coupling and aligned motor on base plate
  • Installation and operating instructions

Options

  • Specific flange orientations and shaft end positions on request
  • Reduced price with gland packing seal on request
  • Bronze or stainless steel impellers & shaft on request
  • Hydraulic and/or NPSH test following ISO 9906 on request

Accessories

  • Zyklonabscheider
Documents

Installation and operating instructions

Wilo-Zeox FIRST

Article Number 4192053
Edition 1411
Page format A4
Number of pages 29
PDF (1 MB)

General overview

General Overview 2023 - International version

Edition 2022
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (24 MB)

Certification booklet

Wilo-Zeox FIRST H-V

Article Number 2220759
Edition 2022-05
Page format 209.9 x 297.0 mm
Number of pages 24
PDF (13 MB)

Product selection
Number of results: 200
Product descriptionMotor efficiency classPump housingImpellerDischarge portRated power P2Gross weight, approx. mArticle number
Zeox FIRST H 4202-15-2
IE3
Grey cast iron
Grey cast iron
DN 50
15 kW
165 kg
4191786
Zeox FIRST H 4203-9-2
IE3
Grey cast iron
Grey cast iron
DN 50
9 kW
172 kg
4191793
Zeox FIRST H 4203-11-2
IE3
Grey cast iron
Grey cast iron
DN 50
11 kW
179 kg
4191792
Zeox FIRST H 4203-15-2
IE3
Grey cast iron
Grey cast iron
DN 50
15 kW
184 kg
4191791
Zeox FIRST H 4203-18,5-2
IE3
Grey cast iron
Grey cast iron
DN 50
18.5 kW
181 kg
4191790
Zeox FIRST H 4204-15-2
IE3
Grey cast iron
Grey cast iron
DN 50
15 kW
358 kg
4191797
Zeox FIRST H 4204-18,5-2
IE3
Grey cast iron
Grey cast iron
DN 50
18.5 kW
376 kg
4191796
Zeox FIRST H 4204-22-2
IE3
Grey cast iron
Grey cast iron
DN 50
22 kW
416 kg
4191795
Zeox FIRST H 4204-30-2
IE3
Grey cast iron
Grey cast iron
DN 50
30 kW
490 kg
4191794
Zeox FIRST H 4205-15-2
IE3
Grey cast iron
Grey cast iron
DN 50
15 kW
377 kg
4191801
Zeox FIRST H 4205-18,5-2
IE3
Grey cast iron
Grey cast iron
DN 50
18.5 kW
399 kg
4191800
Zeox FIRST H 4205-22-2
IE3
Grey cast iron
Grey cast iron
DN 50
22 kW
439 kg
4191799
Zeox FIRST H 4205-30-2
IE3
Grey cast iron
Grey cast iron
DN 50
30 kW
521 kg
4191798
Zeox FIRST H 4206-18,5-2
IE3
Grey cast iron
Grey cast iron
DN 50
18.5 kW
365 kg
4191805
Zeox FIRST H 4206-22-2
IE3
Grey cast iron
Grey cast iron
DN 50
22 kW
410 kg
4191804
Zeox FIRST H 4206-30-2
IE3
Grey cast iron
Grey cast iron
DN 50
30 kW
477 kg
4191803
Zeox FIRST H 4206-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
496 kg
4191802
Zeox FIRST H 4207-22-2
IE3
Grey cast iron
Grey cast iron
DN 50
22 kW
421 kg
4191809
Zeox FIRST H 4207-30-2
IE3
Grey cast iron
Grey cast iron
DN 50
30 kW
496 kg
4191808
Zeox FIRST H 4207-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
515 kg
4191807
Zeox FIRST H 4207-45-2
IE3
Grey cast iron
Grey cast iron
DN 50
45 kW
653 kg
4191806
Zeox FIRST H 4208-30-2
IE3
Grey cast iron
Grey cast iron
DN 50
30 kW
507 kg
4191813
Zeox FIRST H 4208-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
527 kg
4191812
Zeox FIRST H 4208-45-2
IE3
Grey cast iron
Grey cast iron
DN 50
45 kW
664 kg
4191811
Zeox FIRST H 4208-55-2
IE3
Grey cast iron
Grey cast iron
DN 50
55 kW
732 kg
4191810
Zeox FIRST H 4209-30-2
IE3
Grey cast iron
Grey cast iron
DN 50
30 kW
519 kg
4191817
Zeox FIRST H 4209-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
538 kg
4191816
Zeox FIRST H 4209-45-2
IE3
Grey cast iron
Grey cast iron
DN 50
45 kW
684 kg
4191815
Zeox FIRST H 4209-55-2
IE3
Grey cast iron
Grey cast iron
DN 50
55 kW
744 kg
4191814
Zeox FIRST H 4210-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
1150 kg
4191821
Zeox FIRST H 4210-45-2
IE3
Grey cast iron
Grey cast iron
DN 50
45 kW
1107 kg
4191820
Zeox FIRST H 4210-55-2
IE3
Grey cast iron
Grey cast iron
DN 50
55 kW
1095 kg
4191819
Zeox FIRST H 4210-75-2
IE4
Grey cast iron
Grey cast iron
DN 50
75 kW
1065 kg
4191818
Zeox FIRST H 4211-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
1256 kg
4191825
Zeox FIRST H 4211-45-2
IE3
Grey cast iron
Grey cast iron
DN 50
45 kW
1223 kg
4191824
Zeox FIRST H 4211-55-2
IE3
Grey cast iron
Grey cast iron
DN 50
55 kW
1204 kg
4191823
Zeox FIRST H 4211-75-2
IE4
Grey cast iron
Grey cast iron
DN 50
75 kW
1096 kg
4191822
Zeox FIRST H 4212-37-2
IE3
Grey cast iron
Grey cast iron
DN 50
37 kW
1101 kg
4191829
Zeox FIRST H 4212-45-2
IE3
Grey cast iron
Grey cast iron
DN 50
45 kW
1083 kg
4191828
Zeox FIRST H 4212-55-2
IE3
Grey cast iron
Grey cast iron
DN 50
55 kW
1048 kg
4191827
Zeox FIRST H 4212-75-2
IE4
Grey cast iron
Grey cast iron
DN 50
75 kW
1108 kg
4191826
Zeox FIRST H 6002-18,5-2
IE3
Grey cast iron
Grey cast iron
DN 65
18.5 kW
333 kg
4191832
Zeox FIRST H 6002-22-2
IE3
Grey cast iron
Grey cast iron
DN 65
22 kW
397 kg
4191831
Zeox FIRST H 6002-30-2
IE3
Grey cast iron
Grey cast iron
DN 65
30 kW
450 kg
4191830
Zeox FIRST H 6003-22-2
IE3
Grey cast iron
Grey cast iron
DN 65
22 kW
411 kg
4191836
Zeox FIRST H 6003-30-2
IE3
Grey cast iron
Grey cast iron
DN 65
30 kW
495 kg
4191835
Zeox FIRST H 6003-37-2
IE3
Grey cast iron
Grey cast iron
DN 65
37 kW
1146 kg
4191834
Zeox FIRST H 6003-45-2
IE3
Grey cast iron
Grey cast iron
DN 65
45 kW
1099 kg
4191833
Zeox FIRST H 6004-37-3
IE3
Grey cast iron
Grey cast iron
DN 65
37 kW
541 kg
4191839
Zeox FIRST H 6004-45-2
IE3
Grey cast iron
Grey cast iron
DN 65
45 kW
696 kg
4191838