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Deviations of the parameters of Grundfos UP15-10SU7P/TLC pumps in operation

In the case of a Grundfos comfort system pump selection of its parameters are often in operation outside the work zone characteristics. Interfere with the normal workflow at the pump. Raises the vibration of the Grundfos formation at the outlet of the impeller and in the area of language challenge. Developed pulsation in the pressure PEX pipe. There are big transient axial and radial forces. Increase the pressure variation in the axils of the body caused by the ripple on the output. This leads to a vibration which is transmitted to the shaft of his seal and through the coupling to the Grundfos UP15-10SU7P/tlc pump rotor shaft and its bearings. In extreme cases, the resonant phenomenon. The pump is a forced mode of operation. Unstable working seals. There is a leak. Accelerated wear of sealing elements and bearings. This is accompanied by a decrease of hydraulic and mechanical efficiency. Increases power consumption. Increasing repair costs and loss in production due to downtime. Hence, the loss of final and environmental products. All of this leads to an increase in the cost of the pump.

Mar 24th, 2011

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