Drazice OKH 100 NTR/HV Manuel d'utilisation et d'installation - Page 7
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Examples of connection of the heater to water and heating system
8.
ELECTRIC INSTALLATION
Electric connection of heater:
OKH 100 NTR, OKH 125 NTR, OKH 160 NTR
OKH 100 NTR/HV, OKH 125 NTR/HV
Check insertion of the thermostat sensor in the thermowell, the so-called insertion all the way.
The heater can be connected to any hot water heating boiler up to the power output of 50 kW. Electrically, the heater is
powered directly by boiler with 230 V/50Hz control voltage. Elastic cable CYSY 4C x 0.75 can be used for
interconnection. Connecting terminals are identified on the terminal board of the heater.
- there is voltage on connecting terminal 2 when heater is heated
- there is voltage on connecting terminal 1 when heater is not heated
Installations in bathrooms, lavatories and showers must obey
the ČSN33 2000-7-701 standard.
Capillary thermometer is installed on the control panel to
control the temperature of water, additionally there is a capillary
thermometer control device to set the desired water temperature and
two signal lights – "green" – heater heated, and "orange" – heating
in process.
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