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African Petrochemicals is South Africa’s leading quarterly print and digital trade magazine for the past 16 years. Featuring all the latest petrochemical industry news, special reports, technological advances and much more.

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ARCA Anti-Surge Control Valves in Operation

Arca supplies its extensive range of valves to nearly all types of industry. An important part of the product range are valves for turbines and turbo compressors, especially anti- surge control valves. Arca manufactures its ECOTROL® series of valves Type 8C / 6N / 6H and 130, from DN50 / DN2“ to DN700 / DN28“ in pressure class PN10 / ANSI150 up to PN400 / ANSI2500.

Recently valves of a nominal width of 24“ have been delivered to several customers. In recent years the design of these valves has been further optimized in order to fulfil the requirements of the customer. Be it large valves for single-axle compressors or multistage high pressure valves for multistage gear box compressors, Arca have a valve for every application, including hot-gas compressors or cryogen plants, or even for acid gas and oxygen.

arca-anti-surge-control-valves-operation

Arca not only manufacture all types of valves but also a wide range of pneumatic actuators for special requirements are being made. With extreme operating conditions the actuators of the series 811 / 812 / 814 and MA60 guarantee a steady control mode and, in case of an incident, move extremely fast into the safety position. By means of cleverly devised component parts, large valves can open fast regulated and on the other side close slow regulated, as appropriate to customer’s needs. A fast opening on a large valve is possible with an opening time of less than < 1 sec. The ECOTROL® valves with component parts that are suitable for assembly in exzone and in all climate zones. Special requirements are being placed on valves that are mounted in process gas plants where the process gas is used in food processing.

Valve & Automation are the agents for ARCA products, please contact Desmond Delport on 011 397 2833 or 0861 103 103 or go to www.valve.co.za

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