Installation and Operating Instructions Wilo-Cronoline
7
Englis
h
Functionality
3.3 Materials
3.4 Scope of delivery
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Pump complete
2
Installation and operating instructions (not displayed)
4 Functionality
4.1 Application
The purpose of the pump is to pump the liquids specified in the
technical data for the building services industry and for industrial
plants.
Pumping different liquids and exceeding the limit values speci-
fied in the technical data may destroy the pump.
4.2 Functions
Design
The pump is a single-stage circulating pump with an inline design
It is driven by an electric motor according to the NEMA standard.
Assembly
For pumps up to an output of 20 HP, the flanges are designed
such that the pump can be mounted without additional support.
For pumps with an output of over 20 HP, the pump must be
screwed onto the three feet
Performance regulation
External pressure sensors and an external control unit can be
connected to the suction side and the discharge side by means of
a pressure gauge tapping for each side.
The motor speed can be controlled using an external frequency
converter.
Direction of flow
The arrows on the flanges indicate the direction of flow.
Pump housing and lantern
Cast iron ASTM A126 Class B
Impeller
Bronze (Standard), Cast Iron Optional
Pump shaft
Stainless steel 1.4122
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