Drazice OKC 2000 NTR/1MPa Manuale di funzionamento e installazione - Pagina 7

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OKC 800-2000 NTR

heated by a gas boiler with two pumps

An example of a group heater connection for steady hot water consumption from all tanks using Tichelmann's

method

OV – Heating water

SV - Cold water

C – Circulation

OKC 800-2000 NTRR

heated by a gas boiler and solar collectors

controlled by a three-way valve

TUV - Hot service water

1 - Return valve

2 – Pump