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

chemical resistant pumps Application: Field of application: Materials: max. output rate: max. discharge head: motor power: Normal priming centrifugal pumps with a double mechanical seal The U-Do Pump Series is a universally applicable all-rounder.The design and manufacturing materials allow for optimized adaptability for the many different 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,...

TypesU-DO Pump Series Materials and Components: 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...

Motor details: Standard Motors (stock items): » 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 Special design models (available): » 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) » High temperature designs »...

Motor power Characteristic lines measured with water, 20° C and 2900 Rpm (50 Hz.)

chemical resistant pumps Parts DescriptionsU-DO Pump series Part-no.

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 hea

Specification chemical resistant pumps U-DO Pump Seriesgi Type The dimensions of the motors refer to three-phase standard motors.

Types U-DO Pump Series 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 request. » upon request all motors can be supplied for USA standard (UL proof). » for each pump also detail handouts are available. We reserve the right to alter the technical details. Dimensions and performance details without guarantee.