Overview of Primary Product

7 As at: 10/2010 - Subject to change without prior notice
Standard Circulating Pumps
Product review
Technical data Wilo-TOP-S
Electrical connections
Power supply 1~ [V] 115115115–––––
230 230 230 230 – – – –
Power supply 3~ [V] 208-230 208-230 208-230 208-230 208-230 208-230 208-230 208-230
460 460 460 460 460 460 460 460
575 575 575 575 575 575 575 575
Frequency [Hz] 60 60 60 60 60 60 60 60
Motor/Electronics
Degree of protection Enclosure 2
Protection class HHHHHHHH
Materials
Pump housing Cataphoretic coated cast iron (EN-GJL-250)
Impeller Plastics (PP - 50% GF)
Shaft Stainless steel (X46 Cr13)
Bearing Metal impregnated carbon
Minimal static inlet pressure at
pump suction port [psi] to avoid
cavitation at fluid temperatures
140 °F (60 °C) 6.3 6.3 6.3 6.3 6.3 6.3 6.3 6.3
194 °F (90 °C) 15.4 15.4 15.4 15.4 15.4 15.4 15.4 15.4
248 °F (120 °C) 38.9 38.9 38.9 38.9 38.9 38.9 38.9 38.9
Wilo-TOP-S...
2x25 2x35 2x40 2x50 2x60 3x25 3x50 3x70
• = available, – = not available