Vaillant ecoFIT pure Series Installation And Maintenance Instructions Manual page 9

Maximum heat input – hot
water (Q max.)
Minimum heat input – hot
water (Q min.)
Maximum heat output
Effective output range (P)
at 40/30 °C
Effective output range (P)
at 50/30 °C
Effective output range (P)
at 80/60 °C
Domestic hot water heat
output (P)
Maximum heat input –
heating (Q max.)
Minimum heat input – heat-
ing (Q min.)
Maximum heat input – hot
water (Q max.)
Minimum heat input – hot
water (Q min.)
Technical data – Heating
Max. flow temperature adjustment
range (default setting: 75 °C)
Maximum permissible pressure
Nominal water flow (ΔT = 20 K)
Nominal water flow (ΔT = 30 K)
Approximate value for the
condensate volume (pH value
between 3.5 and 4.0) at 50/30 °C
ΔP heating at nominal flow (ΔT =
20 K)
Max. flow temperature adjustment
range (default setting: 75 °C)
Maximum permissible pressure
Nominal water flow (ΔT = 20 K)
Nominal water flow (ΔT = 30 K)
Approximate value for the
condensate volume (pH value
between 3.5 and 4.0) at 50/30 °C
ΔP heating at nominal flow (ΔT =
20 K)
Technical data – Electrics
Electrical connection
Built-in fuse (slow-blow)
Max. electrical power consump-
tion
Standby electrical power con-
sumption
IP rating
0020230533_06 ecoFIT pure Installation and maintenance instructions
VU 126/6-3 (H-GB) VU 156/6-3 (H-GB)
15.3 kW 18.4 kW
4.5 kW 4.5 kW
VU 306/6-3 (H-GB)
30 kW
7.6 to 32.4 kW
7.5 to 31.8 kW
7.2 to 30.5 kW
7.1 to 35.0 kW
30.6 kW
7.2 kW
35.7 kW
7.2 kW
VU 126/6-3 (H-GB)
10 to 80 ℃
0.3 MPa
(3.0 bar)
530 l/h
353 l/h
1.23 l/h
0.025 MPa
(0.250 bar)
VU 306/6-3 (H-GB)
10 to 80 ℃
0.3 MPa
(3.0 bar)
1,102 l/h
876 l/h
3.06 l/h
0.025 MPa
(0.250 bar)
VU 126/6-3 (H-GB)
230 V / 50 Hz
T2/2A, 250V
75 W
2 W
IPX4D
VU 186/6-3 (H-GB)
25.7 kW
5.0 kW
VU 156/6-3 (H-GB) VU 186/6-3 (H-GB)
10 to 80 ℃ 10 to 80 ℃
0.3 MPa 0.3 MPa
(3.0 bar) (3.0 bar)
655 l/h 788 l/h
436 l/h 525 l/h
1.53 l/h 1.84 l/h
0.025 MPa 0.025 MPa
(0.250 bar) (0.250 bar)
VU 156/6-3 (H-GB) VU 186/6-3 (H-GB)
230 V / 50 Hz 230 V / 50 Hz
T2/2A, 250V T2/2A, 250V
81 W
2 W
IPX4D
VU 256/6-3 (H-GB)
30.6 kW
6.1 kW
VU 256/6-3 (H-GB)
10 to 80 ℃
0.3 MPa
(3.0 bar)
1,094 l/h
729 l/h
2.55 l/h
0.025 MPa
(0.250 bar)
VU 256/6-3 (H-GB)
230 V / 50 Hz
T2/2A, 250V
87 W 87 W
2 W 2 W
IPX4D IPX4D
9