TECHNOTHERM
5
3. Technical specifications
4. Dimensions
Typ
CDE 18 .. 27 Vario Select
Energy efficiency class
A *
)
Rated capacity / rated current
18 kW (26 A)
21 kW (30 A)
24 kW (35 A)
27kW (39A)
Chosen capacity / current
3/PE 380..415V AC
3/PE 400V
Min. required cable size 1)
4.0 mm
2
6.0 mm
2 2)
Hot water (l/min)
1)
max. at ∆t = 28 K
max. at ∆t = 38 K
9,2
3)
6,8
10,7
3)
7,9
12,2
3)
9,0
3)
13,8
3)
10,2
3)
Rated volume
0,4 l
Type
Pressure type 1,0 MPa (10 bar)
Heating system
Bare wire heating sytem
Required spec. water resistance @ 15 °C
Spec. electrical conductivity
≥ 1300 Ωcm
≤ 76 mS/m
Inlet temperature
0 – 30 °C
Flow rate to switch on – max. flow rate
4)
2,5 – 8,0 l/min
Pressure loss
0,2 bar bei 2,5 l/min 1,3 bar bei 9,0 l/min
5)
Temperature choice
35 °C / 38 °C / 42 °C / 48 °C / 55 °C
Water connection
G ½“
Weight (when filled with water)
3,65 kg
VDE class of protection
I
Type of protection / safety
IP25
*) The declaration complies with the requirements of the EU regulation No 812/2013 being binding as of September 2015
1) Maximum applicable cable size is 10mm2
2) then replacing a 21 kW / 380 V appliance the cable size of 4 mm2 can be adopted.
3) Mixed water
4) Flow rate limited to achieve optimum temperature rise
5) Without flow regulator
