Electric heating cabinet section and air handling unit

An electric heating cabinet section comprising:

• a heating assembly, including a terminal block and a heating unit connected to the terminal block, and the heating unit including a first positioning member provided at an end of the heating unit away from the terminal block;
• and
• a cabinet body, provided with an opening in a circumferential wall surface of the cabinet body, the cabinet body including a plurality of second positioning members arranged at intervals on an inner wall of the cabinet body facing the opening;
• wherein:
• the heating unit is configured to move into an inner cavity of the cabinet body through the opening;
• and
• the first positioning member is configured to fit in position with one of the second positioning members.

An air handling unit comprising:

• an electric heating cabinet section including.
• a heating assembly, including a terminal block and a heating unit connected to the terminal block, and the heating unit including a first positioning member provided at an end of the heating unit away from the terminal block;
• and
• a cabinet body, provided with an opening in a circumferential wall surface of the cabinet body, the cabinet body including a plurality of second positioning members arranged at intervals on an inner wall of the cabinet body facing the opening;
• wherein:
• the heating unit is configured to move into an inner cavity of the cabinet body through the opening;
• and
• the first positioning member is configured to fit in position with one of the second positioning members.