Stiebel Eltron comfort water heater

- article no. 234467

Application
- single and group supply
- pressure-tested applicance for use with presure taps

Equipment
- electronically controlled with 4i technology
- exact temperature in degrees through electronical flow rate regulation
- Touchdisplay & touchwheel
- integrated speaker
- WLAN for internet radio and wheather
- intuitive and customisable user interface
- up to 12 memory buttons
- wellness and timer programming
- automatic bathtub filling system
- quick comissioning
- scalding protection (> 43°)
- infinitely variable temperature adjustment
- mini remote control
- removable control unit for individual installation (see optional accessories)
- operation via app
- 3-step temperature selection, 35°, 45° and 55"
- pivoting appliance cover and programming unit

Profi-Rapid-Installation
- quick and easy installation
- easy replacement of all conventional instantaneous water heaters
- water connection for surface and concealed installation with 3-way shut-off valve
- pivotable cold water inlet
- suitable for plastic pipes
- variable electrical connection (top/bottom)
- selectable performance (18/21/24 kW)
- IP 25

Profi-direct
- error memory with QR-code shown on the display
- diagnosis and rectification of errors via App
- removable internal unit

Security
- action bare wire heating system for hard and soft water
- electronic security concept with bubble sensor
- permanent scalding protection can be activated

Technical specifications
- rated voltage 400 V
- rated output 18/21/24 kW
- rated current 26/33/35 A
- fuse 25 A
- phases 3/PE
- frequency 2: 50/60 Hz
- max. grid impedance at 400 V / 50 Hz 0,338 O
- water connection G 1/2 A
- max. allowable pressure 1 MPa
- max. allowable inlet temperature for night heating 55° C
- max. allowable inlet temperature 70° C
- on: > 2.5 l/min
- volume flow for pressure 5.2/6.0/6.9 l/min
- warm water presentation 9.2/10.7/12.3 l/min
- delta.theta during warm water presentation 28 K
- nominal content 0,4 l
- variable connection power: true
- temperature setting 20 to 60°C
- protection category I
- plastic monobloc, heating system heat generator bar wire
- energy efficiency A
- plastic cover and back
- height 46.8 cm, width 22.5 cm, depth 10.5 cm
- white
- IP rating IP 25

Attention: strong stream connection necessary (3~/400V); acceptance by local network operator might be necessary; installation by authorized and qualified specialist.