Intended Use; Product Information; Technical Data - Wilo TOP-S Instrucciones De Instalación Y Funcionamiento

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4 Intended use

Circulation pumps are used for pumping liquids in
• hot water heating systems
• cooling and cold water circuits
• closed-circuit industrial circulation systems.
WARNING! Health hazard!
Because of the materials used in their construction, pumps of the
TOP-S/-SD/-RL/-I series are unsuitable for use in applications involving
potable water or foodstuffs.

5 Product information

5.1 Type key
Example: TOP-S 25/5 EM
TOP
S
25
/5
EM
5.2

Technical data

Max. flow rate
Max. delivery head
Speed
Mains voltage
Rated current
Frequency
Insulation class
Protection class
Power consumption P
Nominal diameters
Connection flanges
28
Circulation pump, glandless
-S/-RL = Standard type
-SD = Standard type , double pump
-I = Industrial type
Screwed connection [mm]:
Flange connection:
Combination flange (PN 6/10): DN 32, 40, 50, 65
Maximum delivery head in [m] for Q = 0 m
EM = Single-phase motor
DM = Three-phase motor
Depends on the pump type, see catalogue
Depends on the pump type, see catalogue
Depends on the pump type, see catalogue
1~230 V in accordance with DIN IEC 60038
3~400 V in accordance with DIN IEC 60038
3~230 V* in accordance with DIN IEC 60038
(optionally with switching plug)
*Exception: TOP-S/-SD 80/15 and 80/20
For other voltages see rating plate
See rating plate
See rating plate (50 or 60 Hz)
See rating plate
See rating plate
See rating plate
1
See type key
See type key
20 (Rp ¾), 25 (Rp 1), 30 (Rp 1¼)
DN 32, 40, 50, 65, 80, 100
3
/h
WILO SE 08/2020