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1.
Overview
The purpose of this manual is to provide the necessary information for proper installation, operation and maintenance of the
pumps/electric pumps in the Z6 Series. The contents of this manual concern the standard product, as described in the sale
documents. Special versions may be supplied with supplementary instructions leaflets. Please refer to the sale contract for any
modifications or special version characteristics. Always specify the exact pump/electric pump type and identification code when
requesting technical information or spare parts from our Sales and Service Department. For instructions, situations or events not
considered in this manual or in the sale documents, please contact our Service Center nearest you.
Read this manual before installing and using the product.
Improper use may cause personal injury and damage to property, and lead to the forfeiture of the warranty
coverage.
2.
Product description
Information for installers and users
The Z6 range features 6” submersible electric pumps and pumps made of stainless steel, which may be coupled to submersible
motors having shaft extension and coupling flange dimensions in compliance with NEMA MG 1-1987.
In the Z6 series, all the metal parts that are in contact with the water are made of stainless steel.
If you have purchased a pump without the electric motor, make sure the motor you use is suitable for coupling to the pump.
3.
Applications
Information for installers and users
These pumps are suitable for use in civil and industrial water distribution systems, irrigation (agriculture, sporting facilities), and
firefighting applications.
3.1 Working
limits
3.1.1
How to read the pump’s rating plate
The drawings in section 10.1 show the essential data found on the rating plate.
3.1.2
Pumped liquids, pressures, temperatures
This pump may be used to pump cold water.
Maximum permissible quantity of suspended sand: 100 g/m
3
.
Do not use this pump to handle water containing solid and/or fibrous substances.
Do not use this pump/electric pump to handle flammable and/or explosive liquids.
Quantities of sand exceeding the maximum permissible limit may cause damage to the pump.
Maximum operating pressure :
variable, depending on the pump model
Liquid temperature :
- for the pump alone
Minimum 0 °C
M 60 °C
- for the electric pump
Minimum §
Maximum §
§ The temperature varies depending on the type of motor coupled to the pump. Always refer to the motor
instructions.
For special requirements, please contact our Sales and Service Department.
3.1.3
Minimum and maximum immersion depth
Make sure that the minimum dynamic level of the liquid is at least 1 metre above the pump’s delivery port.
The presence of air could damage the pump.
Do not use the pump if cavitation occurs, as its internal components could be damaged.
Electric pump: the maximum immersion depth depends on the type of motor used. Always refer to the
motor instructions.
3.1.4
Installation position
The pump may be installed in either the vertical or horizontal position.
If the pump is placed horizontally, make sure to install a check valve along the delivery pipe near the pump.
If the electric pump is installed in an accessible position, suitable safety measures (such as protection
screens) must be taken to prevent possible contact with the coupling when the pump/electric pump is in
operation.
Electric pump: the possibility of horizontal installation depends on the type of motor coupled to the pump.
Always refer to the motor instructions.
For special requirements, please contact our Sales and Service Department.
WARNING
WARNING
WARNING
Summary of Contents for Z6 Series
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