Improper use
The device is designed and built only for the purpose described. Improper use of the device is forbidden,
as is use under conditions other than those indicated in these instructions. Improper use of the product
reduces the safety and the efficiency of the device, Flowtech shall not be responsible for failure or accident
due to improper use. Do not use in ponds, tanks or swimming pools or where people may enter or come into
contact with the water.
Marking
The following picture is a copy of the name-plate that is on the external case of the pump
Technical data
Dimensions and weight (see technical catalogue).
Nominal speed
Protection
Supply voltage / Frequency:
• up to 240V 1~ 50/60 Hz
• up to 480V 3~ 50/60 Hz
Check that the mains frequency and voltage correspond to the electrical characteristics shown on the
indicator plate. The electric data marked on the label are referred to the nominal power of the motor.
Sound pressure:
The noise is suppressed when the pump is submersed.
Max. Starts per hour: 30 at regular intervals.
Maximum permissible pressure in the pump casing: 120m (12 bar).
The max. Suction pressure: PN (Pa) - Hmax (Pa).
Operating conditions
For clean water with a maximum temperature of 35 °C and maximum sand content of 60 g/m3.
Minimum internal diameter of well: 140 mm.
- Minimum immersion depth: 100 mm.
- Maximum submersion depth: 20 m (with suitable cable length).
General provisions
Before using the product it is necessary to know all the safety indications.
Carefully read all operating instructions and the indications defined for the different steps: from transportation
to disposal.
The specialized technicians must carefully comply with all applicable standards and laws, including local
regulations of the country where the pump is sold.
The device has been built in conformity with the current safety laws. The improper use could damage people,
animals and objects.
The manufacturer declines any liability in the event of damage due to improper use or use under conditions
other than those indicated on the name-plate and in these instructions.
flowpac compact
2900/3450 rpm
IP X8
< 70 dB (A).
311S Pump Manual
7
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