*Advantages:
Efficiency optimization, laser-welded 2D/3D hydraulics, flow optimization and degassing
Corrosion-resistant propellers, guide vanes and stage covers
Flow-optimized pump housing and NPSH
Maintenance-friendly design with exceptionally strong coupling guard
Approval of drinking water for pumps with stainless steel liquid contact parts (EPDM version)

*Design:
High performance non self-priming multistage high pressure centrifugal pump, vertical design with inline connections

*Application:
Water supply and booster  

Industrial circulation system   

Water treatment     

Closed cooling circuits     

Fire System    

Washing system   

Irrigation

*Device / function

Corrosion-resistant propellers, guide vanes and stage covers

*Specifications
Electrical connection: 3 ~ 400 V (± 10%), 50 Hz

≤ 4 kW 230 V / 400 V; / Y

4 kw 400 V / 690 V; / Y

Liquid temperature range:

Helix V 2-16 (EPDM): -30 to 120°C (130°C on request)

Helix V 2 – 16 for aggressive environments (FKM): -15 to 90°C

Helix V22 – 52 (EPDM): -20 to 120°C (130°C on request)

Helix V22 – 52 for active media (FKM): -15 to 90°C

Operating pressure: 16/25/30 bar

Protection class: IP 55

Ambient temperature: +40°C (extended temperature range on request)

Available versions:

V-rings 2 – 16: PN 16 with oval flanges, PN 25 / PN 40 with round flanges according to ISO 2531 and ISO 7005 (Victaulic couplings on request)

Helix V 22 – 52: PN 16 / PN 25 / PN 40 with round flange according to ISO 2531 and ISO 7005

*Material:  

Helix V 2, 4, 6, 10, 16:

Standard version     

Impeller, stage and guide vane in stainless steel 1.4307 (AISI 304L)

Machine working with gearbox printer does not support 1.4301 (AISI 304)    

Base and lantern in EN-GJL-250 (cataphoretic coated)     

Shaft made of unchanged 1.4301 (AISI 304) or 1.4462 (AISI 318LN) (in version)