​Wilo Multivert MVISE, 803-3G, Pressure Boosting Pump

Description

Normal suction vertical pressure booster pump in inline design with wet three-phase motor and built-in frequency converter :The built-in frequency converter enables stepless speed regulation :The electronic module is equipped with a short-circuit-proof voltage output +24 V with max. contact strength of 50 mA. Module with potential-free contacts for SSM and SBM, potential-free contacts for the external on/off and a built-in motor protection with registration of a missing phase, dry run registration and error code shown on the display. A connection point for Wilo IF modules PLR, LON is available for connection to building automation :Self-ventilating pump in compact design with continuous motor/pump shaft and bearings on the motor side. All parts that are hydraulic and come into contact with the medium are made of stainless steel :The connection is made via oval flanges :The pump is suitable for use in water supply and pressure boosting.

Hydraulic Data

• Minimum Effectiveness Index (MEI): ≥0.4
• Inlet pressure: 10 bar
• Maximum operating pressure PN: 16 bar
• Pressure connection: G 1½
• My. medium temperature Tmin: -15 °C
• Max. medium temperature Tmax: 50 °C
• Ambient temperature min. Tmin: -15 °C
• Max. ambient temperature Tmax: 50 °C

Engine Data

• Electromagnetic tolerance: EN 61000-6-1, -2, -3, -4
• Mains connection: 3~400 V, 50/60 Hz
• Voltage tolerance: ±10%
• Motor rated power P2: 1.1 kW
• Rated current IN: 4.2 A
• RPM min. nmin: 1000 1/min
• RPM max. nmax: 2900 rpm
• Insulation class: F
• Protection class: IP44

Material

• Pump housing: stainless steel
• Impeller: stainless steel
• Shaft: stainless steel
• Material engine: EPDM

Installation Dimensions

• Pipe connection on the suction side: G 1½ 
• Pipe connection on the pressure side: G 1½ 

Measure

• Length: 246mm
• Height: 615mm
• Width: 252mm