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EHPA / WPZ

What is EHPA
The Europen Heat Pump Association (EHPA) is active in Brussels to promote heat pump technology as an environmentally sustainable alternative as well as to increase the use of renewable energy sources.

The internationally accepted EHPA quality mark certifies the efficiency and high quality of heat pumps.

How to obtain the EHPA certificate
To obtain the EHPA certificate, it is necessary to pass numerous quality tests at authorized institutions recognized by the association. The EHPA association provides a large list of institutions and centers authorized to issue its certification, at the top of this list is WPZ. WPZ tests are the most rigorous and difficult to pass, and therefore a certification earned from them is the most prestigious. Therefore, Templari decided to turn to the WPZ institute to certify Kita heat pumps.

What is WPZ
Authorized testing and certification center and provides comprehensive testing for manufacturers and distributors. Machine performance testing includes determination of heating capacity and calculation of COP (coefficient of performance, or coefficient of performance) and SCOP (seasonal COP), 2 of the most important values for understanding the quality of the device under consideration.

How to interpret the data
The WPZ tests provided important comparison data. COP, which represents the ratio between the energy used in operating the heat pump and the energy produced in generating heat, is used as a term of comparison among machines in the world in order to rank them, and to make the comparison more linear all values are recorded in the constant production of 35°C against an outdoor temperature of 2°C. Kita Templari achieved a COP of 4.29.However, this value provides only a partial assessment of the quality of the heat pump. In fact, the SCOP figure, or Seasonal COP, must also be taken into account.This figure is derived by taking into account the prolonged operation of the heat pump over time, and is therefore also conditioned by the performance obtained from -10°C to +15°C outdoor air, defrosting cycles and the unit’s ability to adapt to changing operating conditions. For Kita Templari the SCOP is 4.77, a value that can compete with the performance of the much more expensive geothermal systems.
The combination of all these data brings us to a percentage Primary Efficiency Coefficient, which for Kita Templari is 190.7%, a value that allows it to fall largely within the highest energy class A+++.
The same WPZ tests carried out under high temperature operating conditions (55°C) guarantee the versatility of Kita heat pumps in providing high temperatures in the face of -20°C outside, without the need for any integration. The Kita heat pump has a very high SCOP value even at 55°C of 3.74.

WPZ Certifications

Kita L42 SplitKita M15 3Phase Split
Energy label

Kita, the top of the class… energy.

Templari Kita heat pumps in heating and DHW production have demonstrated, by passing WPZ tests, that they perform well enough to compete with

geothermal energy for a significantly lower investment.The percentage coefficient of performance value of 190.7 percent puts Kita in energy class A+++, the highest and most efficient class that results in greater savings and minimal pollution.
However, energy labels currently show class A++.

This is due to the fact that the current regulation of energy classes in heat pumps does not allow, before 2019, the A+++ category to be indicated on the label accompanying these products

. However, we can report every detail of the examinations carried out to demonstrate the quality achieved.
Kita, certified for a SCOP of 4.93, is the most suitable heat pump for maximum comfort at the lowest cost.

How to read energy labels
The energy label, or energy label, summarizes the energy efficiency of a product and ensures that consumers are available to view accurate comparative information. It can already be seen that heat pumps are at the top of this classification. The product data sheet, on the other hand, contains technical parameters, data on annual consumption, installation and maintenance. The purpose of the European measure is to inform and guide the user toward the most energy-efficient heating and DHW production technologies in order to reduce pollutant emissions and to promote sustainable development.

The most important data on a label are:

  • the energy efficiency classThe most efficient energy class is A++ and the least efficient is G and is determined, for heat pumps, based on a seasonal performance index. The best available heat pump technology is already in class A++. Today, the least efficient heat pump cannot go below class A.
  • the sound power levelOn the product label are the sound power levels, external and/or internal with respect to the room to be air conditioned, which cannot exceed certain thresholds established according to the heat output of the machine.
  • the rated heat output by climatic zoneThe rated heat output is the design output indicative of the building’s heat demand that the machine is capable of meeting and is specified for three reference climatic conditions.

Graphically, the labels are divided according to three types of machines:

  • medium temperature heat pump
  • low temperature heat pump
  • Mixed heat pump for heating and domestic hot water production

Medium-temperature heat pumps are pumps that go up to 55°C. Those that do not reach 55°C are labeled low-temperature, that is, with a temperature of 35°C. The labels for medium-temperature pumps also show the efficiency class for low-temperature, so a true comparison for these two types of pumps is always possible. Finally, mixed pumps are medium pumps designed to work on hot drinking water and sanitary water as well. Therefore, the label shows the value for both heating and DHW.

The highest efficiency class that provides the greatest savings in utility bills is A+++, but this will only be able to be indicated on the label of individual appliances starting in 2019. A+++ can also be achieved by combining a heat pump with a good control system, and this is called an “appliance set.” In general, those who market these assemblies must produce the relevant efficiency class label, and each component must have its own label.

In the case of these sets, the main parameters that appear on the label are:

  • The energy efficiency class of the main generator in hot or mixed (hot and DHW) operation
  • the different components of the whole
  • The energy efficiency class of the whole, in hot or hot function with DHW

While for the individual product, the label is a valid element of comparison and quality, the equipment label is only indicative, as each system is unique.

Obligations and Responsibilities
As of September 2015 suppliers, installers and distributors are responsible so they propose to their customers.

For suppliers, the label is generally not affixed to the machine, but is placed inside the packaging in hard copy, along with the product sheet. Suppliers must also produce technical documentation suitable for assessing the accuracy of the data reported.

Distributors are required to display labels properly, both for display and for sale.

Installers who commission a compound system are obliged to provide, under their own responsibility, the efficiency class and energy label of the proposed system to the customer.

EHPA Quality Label

The European Heat Pump Association (EHPA) quality label is a label that certifies the high quality of the heat pump to the end consumer.

In order to obtain the Quality Label, heat pumps must undergo strict testing, according to international standards EN 14511 and EN 16147.

These tests are performed by EN17025-accredited test centers.

Main requirements:

  • Compliance of all major components
  • Minimum SCOP values measured in ISO 17025 accredited laboratories.
  • Declaration of the sound power level according to EN 12102
  • Existence of a sales and distribution network, planning, service and documents written in the language of the country where the heat pump is distributed.
  • Existence of a customer service network in the sales area
  • Full 2-year warranty that includes a statement that replacement parts will be available for at least 10 years.