Solar thermal energy

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Solar thermal energy

Wilo-Para ST

Design

Glandless circulation pump with a cast iron pump housing and threaded connection. EC-motor with automatic power adjustment and self-protecting modes. Mechanical design dedicated for solar thermal applications.

Application

Special features / product benefits

  • Self-controlled pump (Green Button technology) or externally controlled (iPWM2 or LIN Bus)
  • Unique LED user interface
  • Self-protecting modes
  • Designed for optimised integration

Technical data

Fluid temperature

0 °C to +110 °C (+140 °C)

Ambient temperature

0 °C to +70 °C

SC, self-controlled, green push button

Δ p-v, Δ p-c, constant speed (Manual air venting and manual dejamming function)

External control

iPWM2 signal, LIN bus

Hydraulic performance

6/7/8/13 m

Size   

130/180 mm

DN 15/DN 25/DN 30

EEI

≤ 0.20

                                               

Wilo-Para STG

Design

Glandless circulation pump with a cast iron pump housing and corrosion-protected motor housing and screws. EC motor with automatic power adjustment and self-protecting modes. The one fits all solution which keeps your business running!

Application

Special features / product benefits

  • One product for all applications
  • Self-controlled pump (Green Button technology) or externally controlled (iPWM1 and iPWM2 signal)
  • Green push button for convenient settings
  • LED user interface
  • Manual air-venting routine and re-start function
  • Reset to factory settings

Technical data

Fluid temperature

-20 °C to +110 °C (140 °C)

Ambient temperature

0 °C to +70 °C

SC, self-controlled, green push button

Ext, Δ p-v, constant speed

External control

iPWM1 and 2 signal

Hydraulic performance

8 m

Size   

130/180 mm

DN 15/DN 25/DN 30

EEI

≤ 0.20

                                               

Wilo-Stratos PARA

Design

Glandless circulation pump with cast iron pump housing and threaded connection. EC-motor with automatic power adjustment and selfprotecting modes . Operation by Red Knob technology and delivered with power cable.

Application

Hot-water heating systems of all kinds, closed cooling circuits, industrial circulation systems, circulation in solar thermal and geothermal systems.

Special features / product benefits

  • Red Knob technology or PWM controlled
  • Unique LED user interface
  • Self-protecting modes
  • Designed for optimised integration
  • Self controlled pump (Red Knob) or externally controlled (PWM signal)

Technical data

Wilo-Yonos PARA High-Flow

Design

Glandless circulation pump with threaded connection or flange connection, EC motor with automatic power adjustment.

The Yonos PARA High Flow  is a high efficiency product for replacing standard pumps. The range covers nearly all ranges of the standard pump hydraulic ranges.

  • Self regulating electronic pump with Delta P variable / Delta P constant / n_const
  • Medium temperature range: from -20°C up to +110°C

    The replacement solution!
  • No additional balancing needed
  • Easiness for installer
  • Short power cable with overmoulded Molex connector on demand

  • No interface to control the pump by external signals
  • Pressure rating: PN10

Application

Hot-water heating systems of all kinds, air-conditioning systems, closed cooling circuits, industrial circulation systems.

Special features / product benefits

Technical data

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