OKHE SMART

OKHE SMARTSmart water heater with electronic thermostat and the option of connection to HDO. It includes autodidactic algorithm and heats water if required. It is possible to switch to several modes (MANUAL, MANUAL HDO, OPTIMUM, PROG, SMART, ANTI FREEZE). The heater is controlled by means of the operating system Android/iOS.

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For heat pumps and solar HP/SOL

Character hot water storage tanks OKC NTRR/HP/SOL - 1 MPa

  • Capacities of 400–500 l
  • Working pressure in the vessel and in the heat exchanger is 1 MPa
  • With two heat exchangers, the upper large heat exchanger for connection heating sources (heat pump, low-temperature source) and bottom exchanger (eg solar)
  • Installation of TJ 6/4" electrical heating unit possible
  • Installation of TPK 150-8/2,2 kW electrical heating unit possible
  • Storage tank includes 3 sensor pockets

Floor standing indirectheating OKC NTRR/HP/SOL

Technical data

TypeOKC 400 NTRR/HP/SOLOKC 500 NTRR/HP/SOL
Volume [l] 352 469
Max. weight of the heater without water [kg] 183 233
Heater height [mm] 1 644 1 914
Heater diameter [mm] 700 700
Insulation thickness [mm] 50 50
Thermal conductivity of the insulation [W.m-1.K-1] 0,021 0,021
Max. operating temperature / overpressure in tank [°C/MPa] 80/1 80/1
Max. operating temperature / overpressure in exchanger [°C/MPa] 110/1 110/1
Heat transfer surface of the exchanger * (top/bottom) [m2] 3,1/1,4 4,8/2
Capacity of the exchanger (top/bottom) [l] 19,3/9 29,7/12,3
Power of the exchanger ČSN EN 12897 [kW] 45**/32* 50**/58*
Heating time by the exchanger from 10 °C to 60 °C * [min] 32/22 26/27
Energy efficiency class C C
Static loss [W] 90 105

* measured with heating water 80 °C

** measured with heating water 55 °C

 

Photogalery

OKC 400 NTRR/HP/SOL
OKC 500 NTRR/HP/SOL