handtmann 33501 - 4 Technical Description; 4.1 Technical Data

Safety relief valves
33501, 33502, 33503, 33521, 33601, 33602, 33603, 33621
Technical Description
BA(k)_033501.06_EN
2023-07-27 Albert Handtmann Armaturenfabrik GmbH & Co. KG 11 / 30
4 Technical Description
4.1 Technical Data
Valve data
Type
Safety relief valve
Type of functioning
Opens with pressure/closes with spring force
Order code
335xx/336xx
Product range
Materials
Stainless steel 1.4404
Seals
EPDM, optionally FKM/FPM (all FDA proof)
Surface
≤ 0.8 µm
Other parts
Materials
Stainless steel 1.4301, 1.4307
Seals
EPDM
Surface
Precision-turned, matte
Production / CIP
Applications
Free outflow
Fluids (nontoxic)
Fluids/gases/vapours (Group II, PED 2014/68/EU)
Readily commercially-available CIP cleaning media with 2-4
% lye/acid
Performance data
Performance data within 10 % pressure increase
Operating pressure
PS min/max 0/10 bar-g
Temperature
TS min/max 0/140 °C
Control air pressure
5 – 7 bar, compressed air connection Ø 6/4 mm