6 Technical data
2020/04
9932013x-mub-en – V12
15
6
Technical data
K31
DN 20 (¾")
Dimensions
Centre distance (1)
90 mm
Width insulation (2)
180 mm
Height insulation (3)
385 mm
Installation length (4)
255 mm
Connections
Outlet (A-1, F-1)
¾" internal thread
Inlet (C-1, C-2)
1" external thread, flat sealing
Technical data
Opening pressure check valve (D-1)
200 mm wc, can be opened
Materials
Valves and fittings
Brass
Gaskets
EPDM / NBR
Insulation
EPP