Vaillant electronicVED plus Operating Instructions & Installation Instructions page 27

Technical data – Domestic hot water mode
Max. permissible inlet
temperature, Tin max.
Minimum start-up
pressure
Minimum start-up flow 3 l/min
Switch-off water
volume
Max. flow rate quantity 6 l/min
Permitted excess
pressure
Technical data – Electrics
Rated voltage
Nominal output
Nominal current
Fuse protection
Specific resistance
ρ15 ≥ (when ϑcold ≤
35 °C)
Specific conductivity
σ15 ≤ (when ϑcold ≤
35 °C)
Electrical connection
0020288449_01 electronicVED plus Installation instructions
VED E 18/8 P VED E 21/8 P
INT INT
55 ℃ 55 ℃
0.015 MPa 0.015 MPa
3 l/min
2.5 l/min 2.5 l/min
7 l/min
1.0 MPa 1.0 MPa
VED E 18/8 P VED E 21/8 P
INT INT
400 V 400 V
18 kW 21 kW
26 A 31 A
32 A 32 A
≥ 900 Ω⋅cm ≥ 900 Ω⋅cm
≤ 1,111.0 µS/cm ≤ 1,111.0 µS/cm ≤ 1,111.0 µS/cm ≤ 1,111.0 µS/cm
3~PE, 3~PE,
400 V/50 Hz 400 V/50 Hz
Appendix
VED E 24/8 P VED E 27/8 P
INT INT
55 ℃ 25 ℃
0.015 MPa 0.015 MPa
3 l/min 3 l/min
2.5 l/min 2.5 l/min
8 l/min 9 l/min
1.0 MPa 1.0 MPa
VED E 24/8 P VED E 27/8 P
INT INT
400 V 400 V
24 kW 27 kW
35 A 39 A
40 A 40 A
≥ 900 Ω⋅cm ≥ 900 Ω⋅cm
3~PE, 3~PE,
400 V/50 Hz 400 V/50 Hz
25