11
EN
CLAGE
When ordering spare parts, please always specify the appliance model and serial number.
1. Overview
Installation instruction
(Fig. C1)
Pos.
Function
1
Bottom part
2
Safety thermal cut-out (STB)
3
Thermal sensor set
4
Heating element
5
Non-return valve
6
Flow sensor
7
Safety pressure cut-out SDB
8
Outlet pipe
9
Hot water connection
10
Flow limiter 8 l/min
11
Screw-in nipples ½ inch
12
Grommet
Pos.
Function
13
Water splash protection sleeve
14
Wall bracket
15
DEX Next hood
16
Connecting pipe
17
PCB cover
18
PCB
19
Connecting terminal
20
Control panel with bracket
21
Inlet pipe
22
Fine filter
23
Cold water connection
24
Frame
Model
DEX Next
Energy efficiency class
A *
)
Rated capacity / rated current
18 kW..27 kW (26 A..39 A)
Chosen capacity / current
18 kW / 26 A
21 kW / 30 A
24 kW / 35 A
27 kW / 39 A
Electrical connection
3~ / PE 380..415 V AC
3~ / PE 400 V AC
Min. required cable size
1)
4.0 mm
2
4.0 mm
2
6.0 mm
2
6.0 mm
2
Hot water (l/min)
max. at ∆t = 28 K
max. at ∆t = 38 K
9.2
2)
6.8
10.7
2)
7.9
12.3
2)
9.0
2)
13.8
2)
10.2
2)
Rated volume
0.4 l
Rated pressure
1.0 MPa (10 bar)
Connecting type
pressure-resistant / pressureless
Heating system
Bare wire heating system IES
®
@ 15 °C:
Required specific water resistance
Specific electrical conductivity
≥ 1100 Ωcm
≤ 90 mS/m
Inlet temperature
≤ 70 °C
Flow rate to switch on – max. flow rate
1.5 l/min – 8.0
3)
Pressure loss
0.2 bar at 2.5 l/min 1.3 bar at 9.0 l/min
Temperature range
20 – 60 °C
Water connection
G ½ inch
Weight (when filled with water)
4.2 kg
VDE class of protection
I
Type of protection / safety
IP25
*) The declaration complies with the EU regulation No 812/2013.
1) Maximum applicable cable size is 10 mm
2
at electrical connection from above
2) Mixed water
3) Flow rate limited to achieve optimum temperature rise
4) Without flow regulator
2. Technical specifications
3. Dimensions
Dimensions in mm (fig. D1)
