Alfa Laval LeviMag, Инструкция по эксплуатации, Страница: 21 / 68

4 Operation
The mixer should only be operated when mounted in a tank.
Never place objects or tools inside the tank when operating the mixer.
4.3 Temperature
During operation:
max.
90°C and ensure that the media is not boiling
During operation: min. -10°C (as long as the product is in a liquid state)
Using non-lubricating media (e.g. WFI) up to:
max.
90°C and ensure that the media is not boiling
During CIP (max. 50 RPM):
max.
95°C
During SIP (max. 10 RPM):
max.
125°C
During SIP (at 0 RPM):
max.
150°C
Allowable ambient temperature:
max.
40°C
CAUTION
The mixer may not run when an ATEX zone is present.
4.4 Cleaning
Step 1
For optimal performance and service life of the mixer, proper CIP and SIP procedures should be followed.
The mixer is designed for use with CIP, please study the instructions carefully and pay special attention to warnings!
Always handle CIP and SIP lye and acids with great care.
Always use
rubber gloves!
Always use
protective goggles!
Step 2
The mixer can run at 50 RPM or less during cleaning processes.
Do not run the mixer during SIP if the temperature is above 125°C.
If the temperature is below 125°C during SIP, the mixer can be operated up to max. 10 RPM.
NOTE
If CIP or SIP temperatures are more than 150°C, it is important to remove the impeller including the female bearing. The male
bearing and elastomers can handle temperatures up to 200°C.
Ensure that gear motor oil does not reach temperatures higher than 105°C during CIP and SIP.
If higher than above stated temperatures are needed, please remove drive unit.
Ensure that the impeller is not exposed to temperature shocks.
CAUTION
The mixer may not run when an ATEX zone is present.
See chapter 5 Maintenance for instructions regarding maintenance.
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