Installation and operating instructions Wilo-Stratos/-D/-Z/-ZD 55
English
CAUTION! Risk of injury and damage to property!
Non-approved fluids can damage the pump and also cause injury.
Comply strictly with the relevant safety data sheets and manufacturer's
data!
•
3)
Observe the specifications of the manufacturer regarding the mixing
ratios.
•
3)
Add additives to the fluid on the pressure side of the pump.
Approved fluids
Wilo-Stratos/-D/-Z/-ZD
Heating water (as per VDI 2035/VdTÜV Tch 1466)
Water/glycol mixtures, max. mixing ratio of 1:1
(the delivery data of the pump should be corrected accord-
ing to the higher viscosity, depending on the mixing ratio
percentage, if glycol is added.)
Only use brand-name goods with corrosion protection
inhibitors; comply with the manufacturer's specifications
and safety data sheets.
The pump manufacturer's approval must be obtained for
the use of other fluids.
Ethylene/propylene glycol with corrosion inhibitors
Commercially available oxygen binding agents
3)
Commercially available corrosion inhibitors
3)
Commercially available combination products
3)
Commercially available cooling brines
3)
Wilo-Stratos-Z/-ZD Potable water and water for foodstuff applications as per EC
drinking water directive.
Emission
sound-pressure level
< 54 dB(A)
(depending on the pump type)
EMC (electromagnetic
compatibility)
General EMC: EN 61800-3
Emitted interference EN 61000-6-3
Interference resistance
EN 61000-6-2
Residual current I
3,5 mA (see also chapter 7.2)
1)
Standard version
2)
Special version or supplementary equipment (additional charge)
3)
See following warning
5.2 Technical data
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