Butterfly valve
Materials:
Housing: GGG40, washer: GGG40 epoxy coated -A, stainless steel -B, sleeve: EPDM -A, NBR -B, hand lever with detend: GGG40
Temperature range:
-10°C to max. +110°C (NBR: +5°C to +85°C)
Operating pressure:
Intermediate flange butterfly valves: max. 20 bar, butterfly valves: max. 12 bar
Media:
liquid and neutral media (depending on the material combination)
Lengths:
DIN 3202-K1, ISO 5752 series 20, EN 558-1 series 20, BS 5155 table 6 column 4, API 609 table1
Rotary actuator
Design:
ATEX-compliant Ex II 2GD c 85° C (drive with size 12 or greater: Ex II 2GD c 110° C)
Materials:
Body: anodised aluminium, rack and piston: aluminium, cover: acetal resin, seals: NBR
Temperature range:
-20 to +80 °C
Control pressure:
6 to 10 bar (lower pressures on request)
Optional:
manual emergency operation -HN
Warning:
In case of high media temperatures, the actuator must be cooled if necessary!
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