Wilo TOP-Z wet rotor recirculator hydraulic pump 25/10 G 1/2 180mm 2061964

Equipment and operation: Three speed stages for manual adjustment of performance.

 

Pumps with single-phase motor:

• P2 up to 90W: internal protection against inadmissible high winding temperatures
• P2 = 180W: motor with integral protection through winding protection contacts in conjunction with a trip device
  
   

Features:

• Fault signal
• Contact for cumulative blocking signal
• Indicator light for indicating the direction of rotation
• Mains power supply 3~230V with optional switching plug
• Bronze or gray cast iron (stainless steel depending on model) pump housing
• Heat-insulating shells
  
   

Hydraulic data:

• Maximum operating pressure PN 10 bar
• Max. head. H Qmin 9.3 m
• Delivery max. Qmax 9.5 m³/h
• Fluid temperature min. Tmin 0 °C
• Max. fluid temperature in HVAC applications Tmax 80 °C
• Min. fluid temperature in drinking water applications Tmin 0
• Max. fluid temperature in drinking water applications Tmax 80
• Max. fluid temperature in short-duration drinking water applications 2h Tmax 110 °C
• Min ambient temperature. Tmin 0 °C
• Ambient temperature max. Tmax 40 °C
• Max. total hardness allowed in potable water recirculation systems 3.57 mmol/l (20 °dH) (3.21 mmol/l (18 °dH) for 20/4 + 25/6)
  
   

Materials:

• Pump body Bronze
• Impeller EPP-GF30
• Shaft Stainless steel
• Bearing material Coal, resin-impregnated
  
   

Motor data:

• Mains power supply 1~230V, 50 Hz
• Rated power P2 180 W
• Rated current IN 1.62 A
• Max speed nmax 2800 1/min
• Power consumption (min) P1 min 150 W
• Power consumption P1 max 335 W
• Electromagnetic noise emission EN 61000-6-3
• Interference immunity EN 61000-6-2
• Motor degree of protection IPX4D
• Insulation class H
• Cable gland 2 x PG13.5
• WSK external motor protection switch
  
   

Mounting dimension:

• Pipe fitting on suction side G 1½
• Pipe connection on the pressure side G 1½
• Construction length l0 180 mm
• Net weight approx. m 6.7 kg