Submittal Sheet

10
Standard Circulating Pumps
Product review: Wilo-Star/Star S
Equipment/function & technical data Wilo-Star S (bronze body)
Wilo-Star/Star S
Materials
Pump housing - cast iron – –
Pump housing - bronze ••
Impeller Engineered Composite
(PP – 40 % GF)
Shaft Stainless steel
(X40 Cr13)
Bearing Metal impregnated
carbon
Scope of delivery
Pump ••
Flange gaskets ••
Installation and operating
instructions
••
Minimal static inlet pressure at
pump suction port [psi] to avoid
cavitation at fluid temperatures
122 °F (50 °C) 0.7 0.7
203 °F (95 °C) 4.4 4.4
230 °F (110 °C) 14.5 14.5
Wilo-Star S...
(bronze body)
S 16 BFX S 21 BFX
• = available, – = not available