The scope of supply is 1 heat pump unit equipped with one or 2 turbo compressor and with minimum of 9,5 MW cooling capacity.

The scope of supply is 1 heat pump unit equipped with 1 or 2 turbo compressor and with minimum of 9,5 MW cooling capacity.

Refrigerant R1234ze.

The heat pump must be designed with the values described below:

Cooling capacity (winter) 9,5 MW,

District heating water out (max) 82 oC,

District heating water in 43 oC,

Intermediate/evaporator circuit temperatures (winter) 24 oC/18 oC,

Intermediate/evaporator circuit temperatures (summer) 8 oC/3 oC,

ΔTmin in district heating circuit 22 oC.

The heat pump shall be designed with the possibility to use the sea water as the heat source during the time when the power plants are offline (seawater runs in its own circuit).

The heat pump shall be designed with the possibility of minimum cooling capacity 9,5 MW when the outlet temperature in district heating circuit is 65 oC.

Condenser:

Required heating capacity 11-15 MW.

Tube material carbon steel.

Evaporator:

Required cooling capacity minimum 9,5 MW.

Tube material carbon steel.

Maximum dimensions of the heat pump unit: 12 m x 6 m x 5 m (length x width x height).

Supply voltage 6 kV or 10 kV for the electric motor (will be determined in negotiations later).

The control range of the heat pump shall be 30 — 100 %.

Cooling COP minimum 3,5 and heating COP minimum 4 when district heating water out is 65 oC.

Maximum allowable power supply for heat pump 3,8 MVA.