Product information Series U-DO
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Product information Normal priming, centrifugal pumps with a double mechanical seal Material: PVDF chemical resistant pumps

Description U-DO Pump Series Normal priming centrifugal pumps with a double mechanical seal Application: The U-Do Pump Series is a universally applicable all-rounder. The design and manufacturing materials allow for optimized adaptability for the many d ­ ifferent operating conditions as well as for the various media to be pumped. Wastewater treatment, laboratory applications, environment engineering, varnish processing operations, electro-plating technology, filtration, outside set up with fluctuating viscosities, Paper manufacturing, applications for soiled and metallically contaminated...

Types U-DO Pump Series Material details: »» Main material: Parts solid made of PVDF (up to +95°C) »» Elastomere alternatively made of FKM, EPDM, FEP or Kalrez® »» Shafts are made of stainless steel or Hastelloy C4 »» Mechanical seals made of PTFE, ceramic, carbon or SiC »» Structured in the designs B and C: - Design B: The double mechanical seal is spring-loaded. The impeller is equipped with a shaft sleeve. The spring is made of Hastelloy and in contact with the medium; however, the shaft is not. - Design C: The double mechanical seal is spring-loaded. The impeller does not have a shaft...

Types U-DO Pump Series Motor details: Standard Motors (stock items): Special design models (available): »» Three-phase motors: 230/400 V 3ph, 50 Hz, IP 55. insulation-class F or 277/480 V 60 Hz also with PTC thermistor »» Alternating current motors: 230 V 1ph, 50/60 Hz, IP 55. Insulation class F »» Three-phase motors: spark arrested for combustible environments, explosion proof: EEx e II T3 »» Three-phase motors, explosion proof, flameproof enclosure, EEx de II CT4 »» Special voltages and frequencies »» 2-, 4- and 8-pole »» UL and CSA execution »» Special protection types (e.g. IP 65) »»...

Characteristics U-DO Pump Series U-DO 100 to U-DO 210 Pump Series Motor power Characteristic lines measured with water, 20° C and 2900 Rpm (50 Hz.)

Parts Descriptions U-DO Pump series Materials standard mounting flange shaft extension impeller locking nut backplate inset o-ring pump housing flinging disc hexagon bolt bolt + washer cotter pin rotating seal o-ring seal coil spring stationary seal o-ring seal thrust washer pump housing seal lockwasher spacer ring hose nozzle o-ring washer locking washer hexagon nut Materials standard shaft sleeve locking screw cap 1.4571 PVDF 1.4571 PVDF PVDF Viton PVDF rubber A4 A4 1.4305 carbon Viton Hastelloy C ceramic Viton 1.4571 Viton A4 1.4305 1.4305 Viton A4 A4 A4 on request Hastelloy C Hastelloy...

Seal water wiring diagram U-DO Pump series for pumps with double mechanical seal manometer Manometer shutoff device Absperrorgan shaft sleeves Schlauchtüllen The necessary barrier pressure can be determined after following rules: P sperr (bar) = H/20 x p + 1 to 1.5 bar p (kg/dm³) = specific gravity of the medium to be pumped H = max. discharge head

Specification U-DO Pump Series g1 g1 suction conn. pressure conn. The dimensions of the motors refer to three-phase standard motors. l l l

chemical resistant pumps Motors: » all driving motors are to IEC standard operating on 230/400 volts 50 cycles. » single phase A.C. motors are also available up to 1.10 kW. » explosionproof motors can be supplied to the whole range of pumps. » special voltages, frequencies and types of protection can be delivered on » upon request all motors can be supplied for USA standard (UL proof). Note: » you will find further information about our products and connecting parts as well as manuals and technical recommendations in several languages at our website www.schmitt-pumpen.de Kreiselpumpen GmbH...