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Wilo-Comfort CO-/COR-Helix V.../CC | Wilo
Your advantages
Wilo-COR 4 Helix V 605/CC

Your advantages

  • Heavy-duty system in accordance with DIN 1988 (EN 806)
  • High-efficiency pump hydraulics
  • Pressure-loss optimised entire system
  • 2 to 6 vertical Helix V series stainless steel high-pressure multistage centrifugal pumps switched in parallel
  • Comfort CC control device with extended functions, microcomputer and touchscreen, with or without frequency converter for infinitely variable control of the base-load pump
Series description
Wilo-Comfort CO-/COR-Helix V.../CC

Design

Highly efficient, ready for connection water-supply unit (non-self-priming) with 2 to 6 vertically arranged glanded stainless steel high-pressure multistage centrifugal pumps from the Helix V series switched in parallel, including Comfort Controller CC (available with and without frequency converter)

Application

  • Fully automatic water supply and pressure boosting in residential, commercial and public buildings, hotels, hospitals, department stores and for industrial systems.
  • Pumping of drinking water and process water, cooling water, fire water (apart from fire-fighting systems in accordance with DIN 14462 and with the approval of the local fire safety authorities) or other types of industrial water that do not attack the materials either chemically or mechanically and do not contain abrasive or long-fibre constituents.

Equipment/function

  • 2-6 pumps per system of the Helix V 4 to Helix V 52 series with IE2 standard motor, including 7.5 kW and larger IE3 standard motor (optional for smaller motor power)
  • Automatic pump control via Comfort Controller CC. The COR systems are additionally equipped with a frequency converter in the switch cabinet.
  • Parts that come in contact with the fluid are corrosion-resistant
  • Base frame made of galvanised steel, with height-adjustable vibration absorbers for insulation against structure-borne noise
  • Pipework made of 1.4404 stainless steel
  • Shut-off valve on the suction and pressure sides of each pump
  • Non-return valve on the pressure side of each pump
  • Diaphragm pressure vessel 8 l, PN16, pressure side
  • Pressure sensor, pressure side
  • Pressure gauge, pressure side
  • Optional low-water cut-out switchgear with pressure gauge, suction side

Typekey

Example:

Wilo-COR-4 Helix V 2203/1/K/CC

CO

Compact pressure boosting system

R

Control of the respective base-load pump via frequency converter in the switchgear

4

Number of pumps

Helix V

Pump series

22

Rated volume flow [m3/h] of the single pump

03

Number of single-pump stages

1

Number of trimmed impellers of a pump

K

With cartridge mechanical seal

CC

Control unit; CC = Comfort Controller

Technical data

  • Mains connection 3~230 V/400 V ± 10%, 50 Hz
  • Max. fluid temperature 50 °C (70 °C optional)
  • Operating pressure 16 bar (25 bar optional)
  • Inlet pressure 10 bar
  • Nominal connection diameters on discharge side R 1½ - DN 200
  • Nominal connection diameter on the intake side R 1½" - DN 200
  • Rated speed 2850 rpm
  • Protection class IP 54 (CC control device)
  • Fuse protection on mains side AC 3 according to motor power and EVU regulations
  • Approved fluids (other fluids on request):Note on fluids: Approved fluids are generally water mixtures which do not chemically or mechanically attack the materials used and do not contain either abrasive or fibrous matter
    • Drinking water and domestic hot water
    • Cooling water
    • Fire water

Materials

Helix V 4 to Helix V 16

  • Impellers, guide vanes, stage housing made of stainless steel 1.4307
  • Pump housing of stainless steel 1.4301
  • Shaft of stainless steel 1.4057
  • 1.4404 shaft protection sleeve
  • O-Ring gaskets made of EPDM (FKM gasket on request)
  • Pipework made of 1.4404 stainless steel

Helix V 22 to Helix V 52

  • Impellers, guide vanes, stage housing made of stainless steel 1.4307
  • Pump housing of stainless steel 1.4308
  • Shaft of stainless steel 1.4057
  • 1.4404 shaft protection sleeve
  • O-Ring gaskets made of EPDM (FKM gasket on request)
  • Pipework made of 1.4404 stainless steel

Construction

  • Base frame: galvanised steel, with height-adjustable vibration absorbers for comprehensive insulation against structure-borne noise; other versions on request
  • Pipework: complete pipework made of stainless steel, suitable for the connection of all piping materials used; the pipework is dimensioned according to the overall hydraulic performance of the pressure boosting system
  • Pumps: 2 to 6 pumps switched in parallel of the Helix V 4 to Helix V 52 series; all parts which come into contact with the fluid are made of stainless steel; other versions on request. KTW/WRAS/ACS approval for all parts that come in contact with the fluid
  • Valves: each pump is fitted on the suction and pressure side with a shut-off valve or a shut-off flap with DVGW approval mark and on the pressure side with a DVGW/KTW-approved non-return valve
  • Diaphragm pressure vessel: 8 l/PN16 arranged on the discharge side with a diaphragm made of butyl rubber, with DVGW/KTW approval, completely safe in accordance with food safety laws, for testing and inspection purposes, with drain and throughflow valve with DVGW/KTW approval in accordance with DIN 4807
  • Pressure sensor: 4 to 20 mA, located on the discharge side for controlling the central Comfort Controller CC
  • Pressure indication: pressure gauge (∅ 63 mm) arranged on the discharge side; additional digital indication of the discharge pressure on the alphanumeric touchscreen on the Comfort Controller
  • Control device/controller; The system is equipped with a Comfort Controller CC as standard; COR additionally with a frequency converter

Scope of delivery

  • Factory-mounted, connection-ready pressure boosting system checked for functionality and impermeability
  • Packaging
  • Installation and operating instructions
  • Transport eyelets for self-assembly

Options

Other mains connections on request

Documents

Installation and operating instructions

Wilo-Helix V, .. FIRST V, ..2.0-VE 2-4-6-10-16

Article Number 4143727
Edition 2023-03
Number of pages 24
PDF (5 MB)

Wilo-Helix V, FIRST V, 2.0-VE 22-36-52

Article Number 4120943
Edition 02/2022
Number of pages 28
PDF (7 MB)

Wilo-Comfort CO(R) .. MVI .../ .. MVIS .../ .. Helix V .../.. Helix VE ...

Article Number 2535456
Edition 2021-09
Number of pages 40
PDF (6 MB)

Wilo-Control CC-Booster (CC, CC-FC, CCe)

Article Number 2552577
Edition 2020-12
Number of pages 26
PDF (2 MB)

General overview

General Overview 2023 - International version

Edition 2022
Number of pages 74
PDF (24 MB)

Certification booklet

Wilo-Comfort CO-Helix V.../CC, Wilo-Comfort COR-Helix VE.../CC, Wilo-Comfort COR Helix VE.../CCe

Article Number 4238901
Edition 2021-12
Number of pages 16
PDF (4 MB)

Certificate REACH

Group Statement REACH

Edition 2021-05
Number of pages 4
PDF (262 KB)

Certificate

Atest PZH Zestawy CO, COR

Number of pages 1
PDF (369 KB)

Battery Test Summary UN38.3 CR2450

Number of pages 1
PDF (111 KB)
Product selection
Number of results: 62
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Comfort COR-2 Helix V 403/K/CC
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Comfort COR-2 Helix V 1610/K/CC
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Comfort COR-3 Helix V 613/K/CC
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Comfort COR-3 Helix V 614/K/CC
3
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Comfort COR-3 Helix V 615/K/CC
3
2535406
Comfort COR-3 Helix V 1004/K/CC
3
2534176
Comfort COR-3 Helix V 1005/K/CC
3
2534177
Comfort COR-3 Helix V 1006/K/CC
3
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Comfort COR-3 Helix V 1007/K/CC
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Comfort COR-3 Helix V 1008/K/CC
3
2534180