ITS SR81 Electronic Thermal Controller with Relay (230VAC, 2.5kV Rated Impulse Voltage)

R 1,849.00

The ITS SR81 Electronic Thermal Controller with Relay (230VAC, 2.5kV Rated Impulse Voltage) ensures your solar geyser operates efficiently.

  • Electronic thermal controller for spit pressurized solar water heating systems
  • Includes a built-in 25A 230V relay with 230VAC coil
  • Displays the temperature of the water in the tank & the option of temperature differences
  • Provides frost protection, protection of memory & anti-bacteria properties
  • Equipped with an easy to use digital display with 10 buttons & a front cover for added protection to the controller
  • Can operate up to 3 pumps within a system

ITS is the leading solar water heating and heat pump supplier in South Africa. ITS was founded in 2006 and has grown into an international manufacturer and supplier of solar thermal and heat pumps.

Click here to view all ITS Solar products available in South Africa

Product specifications:

  • Model: SR81
  • Power supply: 100 - 240VAC, 50/60Hz
  • Rated impulse voltage: 2.5kV
  • Housing: Plastic ABS
  • Mounting: Wall mounting
  • Accuracy of temperature measuring: ± 0.1°C
  • Range of collector temperature measuring: -10 to 220°C
  • Range of tank temperature measuring: 0 to 110°C
  • Suitable power of pump: 3 pump possible connection
  • Operation: 10 push buttons at the front cover
  • Protection type: IP40
  • Display dimensions [l x w]: 18 x 120mm
  • Controller dimension [h x w x d]: 165 x 218 x 55mm

Application capacity:

  • Maximum number of collectors: 1
  • Maximum number of storage tanks: 1
  • Maximum number of relays: 4
  • Maximum number of sensors: 3
  • Maximum number of visualization application system: 1
  • FRT: 1 x Rotary vane type electron flow meter

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