Herz 2 7766 Instruction Manual

HERZ Mixing valves for drinking water
HERZ Mixing valves for drinking water 2 7766

Dimensions in mm

2 7766 51

Technical data

Connection thread, flat sealing:
Mixing temperature, factory setting:
Set value:
Max. hot water inlet temperature:
Cold water inlet temperature range:
Min. overheat of hot water compared to
mixing water:
Mixed water temperature hysteresis:
Max. static pressure:
Dynamic pressure:
Min. flow:
Flow at 3 bar:
2 7766 54
2 7766 51
DN 15
Mixing valve with Mixing valve with two-
changed flow direction
G 3/4
38 °C
38 - 48 °C
85 °C
5 - 25 °C
15 °C
±2 °C
10 bar
0,2 - 6 bar
4 l/min
25 l/min
Data sheet for 2 7766, Issue 0123
2 7766 46
2 7766 54
DN 15
Mixing valve with two-
way flow direction way flow direction
G 3/4
45 °C
35 - 50 °C
85 °C
5 - 25 °C
15 °C
±2 °C
10 bar
0,2 - 6 bar
4 l/min
42 l/min
42,5
2 7766 46
DN 15
G 3/4
50 °C
35-70 °C
85 °C
5 - 25 °C
15 °C
±2 °C
10 bar
0,2 - 6 bar
4 l/min
42 l/min
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