Application
Discharge and filling valve for hot water
heating Systems for the following service
pressures and temperatures:
Technical description
The valve is head-type. Closing disc fits into
the seat which is pressed into valve body.
Rotating rising stem is sealed with gland
packing in the valve head. Coupling at the
outlet end is a hose connector. The couplings
are secured to the valve body with cap nuts.
Connecting and end-to-end dimensions
Connecting and end-to-end dimensions are
given in the table below.
Material
Body, head,
cap nuts grey cast iron (GG-20)
Stem, disc, seat brass (CuZn37)
Couplings carbon steel
Gland packing asbestos-free fibre
Testing
The valve is tested as per ČSN 13 3060, part 2,
DIN 3230-3.
Installation
The valve can be installed in horizontal or
vertical piping.
Operation
The valve is operated by handwheel.
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