ZTVB – 2-way zone valve, DN25-40, female threaded
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Valves for control of heating and cooling in climate, heating and ventilation systems. The valves are intended to be used together with the RVAZ4 actuators.
Технические характеристики
Номинальное давление |
PN16 |
Соединение с приводом |
M30 x 1.5 |
Соединение |
BSP female threaded according to ISO 228/1 |
Flow characteristics |
Linear |
Leakage |
0 % when the valve is closed |
Media temperature |
1…110°C |
Media |
Hot or cold water. Also refrigerants (max. 30 % glycol). |
Rangeability |
50:1 |
Stroke |
5mm |
Body |
Brass CZ 121 |
Seat |
Brass CZ 121 |
Plug |
Brass CZ 121 |
Stem |
Stainless steel 303S31 |
Seat packing |
EPDM |
O-rings |
EPDM |
Product range
ZTVB25-8 |
Nominal diameter
DN25
|
Connection
G1″
|
Kvs
8
|
ZTVB32-15 |
|
Connection
G1 ¼”
|
|
ZTVB40-20 |
|
Connection
G1 ½”
|
|
Environmental Declaration
Environmental Declaration