Helix V
Multistage in-line pump
- Efficiency-optimised, laser-welded 2D/3D hydraulics optimizing flow and air elimination
- Corrosion-resistant impellers, diffuser and stage housings
- Flow and NPSH-optimised pump housing
- Maintenance-friendly design with particularly robust coupling guard
- NSF-61 Drinking water approval (EPDM version)
- Cartridge seal design for easy serviceability
- Integrated thrust bearings for reduced motor stress
- Pump lifting lugs
- Heavy-duty pump base
Recommended services
Design
Non-self-priming, high-efficiency multistage high-pressure centrifugal pump in vertical design with in-line connectionsApplication
- Water supply and pressure boosting
- Industrial circulation systems
- Process water
- Cooling water circulation systems
- Fire extinguishing systems
- Washing systems
- Irrigation
Max. Flow: 380 GPM
Max. Head: 800 feet
Equipment/function
- Corrosion-resistant impellers, diffusors and stage housings
Type key
Example: | Helix V110-02/02-1/A3/E/KS/N/5/3 |
Helix V | Vertical high-pressure multistage centrifugal pump in in-line design |
110 | Flow rate in US Gallons per minute |
02 | Number of impellers |
2 | Number of trimmed impellers (optionally) |
1 | Pump material |
1 = Pump housing 1.4301 (AISI 304)Hydraulics 1.4307 (AISI 304L) | |
2 = Pump housing 1.4409 (AISI 316L)Hydraulics 1.4404 (AISI 316L) | |
A3 | Flange design |
A3 = ANSI 300 Class for models V10-V80 or 250# ANSI for models V110-V270 | |
O = flanges with Female NPT counter flanges | |
P = Victaulic connection | |
E | Gasket type |
E = EPDM | |
V = FKM | |
K | K = Cartridge type mechanical seal |
80 = Cartridge Mechanical Seal - EPDM | |
A0 = Cartridge Mechanical Seal - FKM | |
S | The coupling guard is on a line with suction and discharge ports of the pump. |
N | Pressure Rating (Mechanical Seal) |
N = 232 PSI (16 BAR) | |
H = 363 PSI (25 BAR) | |
5 | Motor Horsepower |
3 | Motor type |
3 = 208-230/460 60 Hz, 3~ | |
4 = 575 60Hz, 3~ |
Technical data
- NEMA Premium Efficiency Motors
- Temp Range: -5°F to 250°F (-20°C to 121°C)
- Electrical Connections: 3~208-230/460/575V
- Flange Connection: 300-class ANSI (V10-V80) or 250# ANSI (V110-V270)
- Pressure Range: 232 PSI or 363 PSI
Materials
Helix V10, 20, 30, 50, 80:
- Impellers, stage Housings and diffusers made of stainless steel AISI 304
- Pump Housing and connection flanges made of stainless steel AISI 304
- Base plate and lantern made of cast iron cataphoresis coated ASTM A 48 Class 35/40
- Shaft made of stainless steel AISI 304 or AISI 318LN (depending on version)
- Shaft Sleeve made of stainless steel AISI 316L
- O-ring: EPDM (FKM gasket on request)
- Jacket pipe made of stainless steel AISI 304
Helix V 110, 190, 270:
- Impellers, stage housings and diffusors made of stainless steel AISI 304L
- Pump Housing made of stainless steel AISI 304
- Connection flanges: Loose split flanges made of cataphoretic-coated grey cast iron ASTM A 48 Class 35/40
- Base plate and lantern made of cast iron cataphoresis coated ASTM A 48 Class 35/40
- Shaft made of stainless steel AISI 431
- Shaft Sleeve made stainless steel AISI 316L
- O-ring: EPDM (FKM gasket on request)
- Jacket pipe made of stainless steel AISI 304
Construction
- Non-self-priming, high-efficiency multistage high-pressure centrifugal pump in vertical design with in-line connections.
- The Helix series are equipped with a user-friendly "X-Seal" cartridge mechanical seal which enables quick and easy maintenance
- The spacer coupling allows the mechanical seal to be replaced without removing the motor (from ≥ 10 HP)
- The Helix series is also available with an integrated frequency converter: See Wilo-Helix EXCEL
Scope of delivery
- Helix V high-pressure multistage centrifugal pump
- Installation and operating instructions