Optiheat Terra All-in-One

Unique – uses propane with no need for an on-site safety plan (up to 12 kW)

Key data

  • Heating capacity range (product family):

    0.9 - 12 kW

  • Natural refrigerant R-290 (propane)
  • Swiss development and production
  • Simple and flexible installation
  • No heat billing in block of flats
  • High flexibility of hydraulic connections
  • Highest efficiency (SCOP 5.3 à B0/W35 resp. 6.2 à B5/W35)
  • Secure, no on-site safety concept required

This compact geothermal heat pump with inverter technology is developed and produced in Münsingen – for maximum efficiency and low operating costs. It is ideal for single-family homes and apartment buildings with radiators and underfloor heating, reliably covering heating and hot water requirements. The heat pump is designed to keep installation costs very low: it scores with its proven and optimised all-in-one concept, in which components required for installation, such as circulation pumps, DHW changeover valve and heating element, are already built in. It also features flexible pipe routing that can be adapted to the room. Thanks to the low refrigerant charge, there is no need for a site-specific safety concept for propane. In addition to heating and hot water preparation, free cooling is also possible. Several units can be combined if required. The heat pump is barely audible during operation and can be conveniently operated via the integrated display or app. The heat pump can be easily integrated into an energy management system, thus contributing to an increase in the self-consumption of photovoltaic systems. We recommend a LAN connection via the router provided by the building owner.

Technical info

  • Natural refrigerant R-290 (propane)
  • Power-regulated compressor
  • Highly efficient circulating pumps
  • Cascadable
  • Touch display for easy commissioning and operation
  • Prepared for network connection
  • Integrated components:
    • 2 circulating pumps

    • Emergency heating element

    • DHW switching valve

    • Brine expansion tank

    • Heat quantity recorder

    • Flow sensors

  • Ready for electrical and hydraulic connection

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Contact

CTA Ltd.

Hunzigenstrasse 2

CH-3110 Münsingen

Tel. +41 31 720 10 00info@cta.ch

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