High partial and full load efficiency, reducing operating costs
Complies with ErP 2021
Full INVERTER technology to improve seasonal energy efficiency
Electronic fans and electronic expansion valve for minimal energy consumption
Equipment with a hydraulic unit can include high-performance electronic pumps
NEW hot gas partial heat recovery system for DHW
Adaptation and Versatility
Versions with hydraulic unit and built-in buffer tank to reduce compressor short cycling
Condensing pressure control as standard for all year operation
Adaptability to the facility offering a wide range of models
Maximum accessibility and easy maintenance thanks to removable panels
More details about this product
The brand new Keyter Catalogue is out now and free available. In this year’s edition you will discover
our complete range of products and find more technical specifications about the Keyter units.
Outdoor EC radial fan
Anti-corrosion coverings of the outdoor coil
Hydraulic circuit with variable speed electronic pump (standard with chassis 3;
optional with chassis 4)
External communication with MODBUS protocol via RS485 card
KWF – Standard version (S)
Equipment with no hydraulic unit, but with triple protection of the plate heat exchanger because, as standard, it comes with a flow switch in the water piping, antifreeze protection for water and antifreeze protection for freon.
KWF – Version with hydraulic unit (P)
Integrated hydraulic unit consisting of a circulation pump, 5-litre expansion vessel, safety valve and flow switch.
The series 3 hydraulic unit features a high energy performance electronic pump as standard. The hydraulic unit of the series 4 models may be requested with the following options:
– Single pump without speed control
– High energy performance electronic pump
KWF – Version with hydraulic unit and buffer tank (H)
Equipment designed with a hydraulic unit and also a buffer tank to reduce the frequency of compressor starts and stops.
Buffer tank capacity of 30 litres in series 3 and 100 litres in series 4.
Optionally the buffer can be supplied in a separate module to the unit (see module dimensions)
Drawings & Diagrams
NESEA inverter units include:
CHILLERS & HEAT PUMPS
PRODUCTS & SOLUTIONS
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Are you looking for (custom-made) HVAC+R solutions or do you have any questions? Don’t hesitate to contact us.
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