Heat Pump Systems works as a decisive catalyst in efforts to conserve energy. Nova ACR Services [India] Pvt. Ltd. Offers Heat Pump Systems. Nova ACR Services [India] Pvt. Ltd. Also supplies Air Curtains, Compressors, heat pumps and air-conditioners. Heat Pump Systems come with a coefficient of performance [COP] of 4.0: 1kW of electrical energy output and 3kW of heat energy transferred from outside-air give the heat pump a final heat output of 4kW. It helps to provide highly efficient heating, even in cold climates.