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Screw-mounted heating unit

Summary

Screw-mounted electrical heating unit TJ G 6/4'' series
TJ G 6/4''-2, TJ G 6/4''-2,5, TJ G 6/4''-3,3, TJ G 6/4''-3,75, TJ G 6/4''-4,5, TJ G 6/4''-6, TJ G 6/4''-7,5, TJ G 6/4''-9

Character

The electric screwed heating unit of the TJ series is a separate electric water heating device equipped with a heating element and operating and safety thermostat. It is connected to the neck with G 6/4'' threaded connection.

Output of the heating element may be set within the range between 2–9 kW and connection to 230 or 400 V. Thermostat with external control enables continuous setting of temperature between 0 and 80 °C.

Use:

  • Auxilliary heating of water heaters of the NTR/NTRR series particularly in connection into the solar system.
  • The unit may be used for heating water in other types of facilities under the condition of observing the rules stated in the operating instructions.

Technical data

TypTJ G 6/4''-2TJ G 6/4''-2,5TJ G 6/4''-3,3TJ G 6/4''-3,75
Output [kW] 2 2,5 3,3 3,75
Supply 1 PE-N AC 230 V/50 Hz 1 PE-N AC 230 V/50 Hz 3 PE-N AC 400 V/50 Hz 3 PE-N AC 400 V/50 Hz
Heating time from 10 °C to 60 °C (cca 150 l) [hod] 4,5 4 2,7 2,3
Heating time from 35 °C to 60 °C (cca 150 l) [hod] 2,2 2 1,5 1,2
Electrical protection category IP 45 IP 45 IP 45 IP 45
Setting range [°C] 0–75 0–75 0–75 0–75
Heating element lenght [mm] L 350 350 325 350
Heating element lenght [mm] L1 380  405  425  450 
TypTJ G 6/4''-4,5TJ G 6/4''-6TJ G 6/4''-7,5TJ G 6/4''-9
Output [kW] 4,5 6 7,5 9
Supply 3 PE-N AC 400 V/50 Hz 3 PE-N AC 400 V/50 Hz 3 PE-N AC 400 V/50 Hz 3 PE-N AC 400 V/50 Hz
Heating time from 10 °C to 60 °C (cca 150 l) [hod] 2 1,5 1,3 1
Heating time from 35 °C to 60 °C (cca 150 l) [hod] 1 0,7 0,6 0,5
Electrical protection category IP 45 IP 45 IP 45 IP 45
Setting range [°C] 0–75 0–75 0–75 0–75
Heating element lenght [mm] L 400 520 580 610
Heating element lenght [mm] L1 500 520  685  720 

Download

Actual page from our catalogue (PDF) – assembly scheme etc. You can download Operational manuals also.