Wilo-Zeox FIRST H
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
Recommended services
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