Description
Compact residential unit, hydraulic interface unit for hot water production by continuous flow principle and heat transfer to low-temperature heating. Installation as a flush-mounted version with a flush box or a surface-mounted version with a cover. The pipe connection to the residential unit hydraulic interface unit is created using a patented installation system with a pre-installation bracket.
Option to connect the pre-installation bracket from the floor.
Consisting of:
- Copper-soldered asymmetrical stainless steel plate heat exchanger
- HERZ pressure and temperature controller for central regulation of the hot water temperature with integrated hot water priority circuit
- Constant readiness for hot water production even in summer, operating mode due to temperature-regulated bypass switching, permanently set to 45°C
- Heat meter adapter 110 mm – G 3/4 made of dezincification resistant brass, also suitable for continuous operation
- Second heat exchanger for system separation on the secondary heating circuit
- Pump and thermostatic control for the secondary circuit
- Air vent in primary circuit
- Strainer with fine mesh in primary supply line
- Strainer with fine mesh in secondary return line
- Actuating drive for installation on differential pressure controller; 230 V, normally closed
Max. operating temperature 90°C
Max. operating pressure on primary circuit
and drinking water 10 bar
Max. heating power 10 kW
Min. stat. cold water pressure 3 bar
Tapping rate 8 L/min (10/60°C)
Heat exchanger output 27 kW
Max. differential pressure 2 bar
Accessories to be ordered separately:
- HERZ- pre-installation bracket 1 4024 74
- HERZ actuating drive for 2-point control 1 7708 53
Product List
| Code | Description | Sales Unit |
|---|---|---|
| 1 4024 72 | HIU MECH Indirekt, 8 L | 1 |
