Wilo-Comfort CO-/COR-MVI.../CC RBI
Wilo-Comfort CO-/COR-MVI.../CC
Изведба
Pressure boosting system with 2 to 6 parallel-switched, non self-priming stainless steel high-pressure multistage centrifugal pumps
Опрема/функција
- 2-6 pumps of the MVI RBI series per system
- Automatic pump control via CC Controller
- Components that come in contact with fluid are corrosion-resistant
- Base frame galvanised, with height-adjustable vibration absorbers for insulation against structure-borne noise
- Check valve at each pump, on the suction and pressure sides
- Non-return valve, pressure side
- Diaphragm pressure vessel 8 l, PN16, pressure side
- Pressure sensor, on the discharge side
- Optional pressure gauge, suction side
- Pressure gauge, discharge side
- Optional low-water cut-out switchgear
Означување на типот
Example: | Wilo-COR-4 MVI RBI804/CC |
CO | Compact pressure boosting system |
R | Control of the respective base-load pump by frequency converters |
4 | Number of pumps |
MVI | Pump series |
8 | Rated volume flow of the single pump [m3/h] |
04 | Number of single-pump stages |
Технички податоци
- 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
Материјали
MVI RBI 1.. to 16..-6
- Impellers and stage chambers made of 1.4301/1.4404 stainless steel (MVI RBI 16..-6 only in 1.4301)
- Pump housing made of 1.4301/1.4404 stainless steel
- Shaft 1.4301/1.4404 stainless steel
- Gasket EPDM (EP 851) / FKM (Viton)
- Housing cover made of 1.4301/1.4404 stainless steel
- Housing bottom 1.4301/1.4404 stainless steel
- Mechanical seal B-carbon/tungsten carbide, SiC/carbon
- Pressure shroud 1.4301/1.4404 stainless steel
- Bearing, tungsten carbide
- Pump base EN-GJL-250
- Pipework made of 1.4404 stainless steel
MVI RBI 16.. to 95..
- Impellers 1.4301/1.4404 stainless steel
- Stage chambers 1.4301/1.4404 stainless steel
- Pump housing EN-GJL-250/1.4404
- Shaft 1.4057/1.4404 stainless steel
- Gasket EPDM (EP 851) / FKM (Viton)
- Housing cover made of 1.4301/1.4404 stainless steel
- Housing bottom 1.4301/1.4404 stainless steel
- Mechanical seal B-carbon/tungsten carbide, SiC/carbon
- Pressure shroud 1.4301/1.4404 stainless steel
- Bearing, tungsten carbide
- Pipework made of 1.4404 stainless steel
Конструкција
- Base frame: galvanised and provided 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 in building services; the pipework is dimensioned according to the overall hydraulic performance of the pressure boosting system
- Pumps: 2 to 6 pumps of the MVI RBI 2 to MVI RBI 95 series switched in parallel are used; all pump components in contact with fluid are made of stainless or, starting with MVI RBI 16.., of grey cast iron (cataphoretic-coated) or stainless steel on request
- Valves: each pump is fitted on the suction and pressure side with a check valve with DVGW approval mark or annular shut-off valves and a pressure-side DVGW-approved non-return valve
- Diaphragm pressure vessel: 8 l/PN 16 located on the discharge side with a butyl rubber diaphragm, completely safe in accordance with food safety laws, for testing and inspection purposes, with shut-off ball cock, with drain and throughflow fitting according to DIN 4807
- Pressure sensor: 4 to 20 mA, located on the discharge side for activating the central Comfort Controller
- Pressure display: suction- and discharge-side pressure gauge (ø 63 mm); additional digital display of discharge pressure in the alphanumeric touchscreen of the Comfort Controller.
- Switchgear/controller: the system is equipped with a CC Comfort Controller as standard; COR additionally with a frequency converter
Опсег на испорака
- Factory-mounted, connection-ready pressure boosting system checked for functionality and impermeability
- Packaging
- Installation and operating instructions
Опции
Series design without casing. Noise-attenuation casing on request.