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PRODUCT NAME:PNEUMATICALLY OPERATED WAFER TYPE BUTTERFLY VALVES WITH ACCUMULATOR

Pneumatically operated valves are designed for more specialized applications, such as – Media with high dirt content, media with high viscosity, high ambient temperatures, large flow quantities, damp environments and where there is a risk of explosion.

Wafer Butterfly valves have been developed with extensive application, design and manufacturing expertise. These products are produced by employing modern manufacturing practices under a robust quality assurance system. These practices ensure consistent product quality and dependable performance.

TECHNICAL SPECIFICATION
Nominal diameter DA 50 (DN 40) – DA 630 (DN 600) (SDR 11)

DA 50 (DN 40) – DA 500 (DN 500) (SDR 17 / SDR 17,6 / SDR 33)

Face-to-face EN 558 Series 20 (DIN 3202 T3 K1)
ISO 5752 Series 20
API 609 Table 1
BS 5155 Series4
NF E 29-305.1
Flange accommodation DIN 2501 PN 10
Top flange EN ISO 5211
Marking DIN EN 19
Tightness check EN 12266 (Leakage Rate A)
Temperature range –20 °C to +160 °C (depending on pressure, medium and material)
Operating pressure Max. 10 bar SDR 11,0 (PE-80), Max. 10 bar SDR 17,0 (PE-100)
Max. 6 bar SDR 17,6 (PE-80)
Max. 5 bar SDR 33,0 (PE-100)
Actuator make Auma /Rotork /Limitorque with or without integral starter.