EN 2
AFPUMPS S.r.l.
E-mail: [email protected]
h p:// www.afpumps.com
Tel. +39 0429 77 82 95 - Fax +39 0429 76 30 49
WORKING CONDITIONS AND LIMITATIONS
AFPUMPS S.r.l.
submersible mixer
MIX
series are used for homogenisa on of heavy sludge,
to prevent the sedimenta on and esactly the accumula on of debris such as solids and
sludge at the bo om of the pumping sta on and rainwater catchments, sewage, etc.
OPERATING LIMITS
• with a temperature above 40 °C, density above 1100 kg/m
3
;
• with pH range between 6 and 10;
• minimum liquid level: water head above the propeller, see pag. 9,10,11
• containing chemically and mechanically aggressive substances for the materials the mixer is
made from;
• containing infl ammable or explosive substances;
• any other liquids with diff erent proper es to those specifi ed for each type of pump.
None of the machines are suitable for installing in wells, tanks or other places where there is
gas and/or risk of explosion.
The maximum immersion depth for all the power mixer is 20 m
(with a cable of the right length)
.
For con nuous opera ons and to allow the motor to cool down correctly, the pump must be
completely immersed in the liquid being mixed.
To prevent damage to the power mixer, the number of starts/hour evenly distributed must be less
20.
ACOUSTIC PRESSURE
Not applicable because the mixer works immersed in the tank.
HANDLING
• Don’t lay the mixer on the propeller
• For the handling of the mixer not packed, use the hook specially prepared on the casing of the
same.
• The mixer must never be carried, li ed or made to operate hanging from their power cable
INSTALLATION - Safety rules
To prevent the risk of accidents during the maintenance or installa on of the mixer, the following
rules should be followed:
• Never work alone. Use a safety belt and rope, as well as a gas mask if necessary. Don’t ignore the
danger of drowning.
• Make sure there is suffi cient oxygen and that there is no poisonous gas present.
• Check for the risk of explosion before welding or using a power tool.
• Do not ignore the health hazard and observe hygiene rules.
• Be aware of the risks deriving from electrical failures.
• Make sure the li ing equipment is in good condi on.
• Provide a suitable barrier around the area where you work.
• Make sure you have the possibility of a quick return to the open air.
• Use a helmet, safety glasses and protec ve shoes.
• All people working in black water mixing sta ons must be vaccinated against possible diseases
that can be transmi ed.
• Never put your hands near the propeller. In this regard, it is warned that the mixer can stop and
restart automa cally due to the interven on of thermal protec ons or remote controls, so only
the power switch eliminates this risk.
• The mixer must only be used in compliance with the data indicated on the approval plate.
The mixer is intended for use in liquids that can be harmful to health.
