Mecánica-Prisma - Special Actuators
Pneumatic actuators made of aluminium, polyamide, fibreglass and stainless steel with special functions such as: marine environment coating, different RAL colour, reverse rotation, fewer springs, adjustment stops, 90º axes… . In single or double effect. High temperature actuators to pilot ball, butterfly and plug valves for high temperature environments.
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- May be actioned with air or any nonagressive fluid up to 8 bar pressure (to 15 bar, on demand).
- Working Temperature: 265ºC. Certificated issued by L.G.A.I.
- Manufactured with stainless steel materials.
- Corrosion proof thank’s to the cataphoresis + special teflon coating.
- Double acting and spring return (springs in stainless steel.), with torques up to 2.000 Nm. at 6 bar.
- Conforming to all International Directives: ISO 5211, DIN 3337, VDE 3845, NAMUR.
- For preferential application in Fire-fighting systems, Power Plants, Termal Power Station, Nucleat Power Plants, etc.
LOW TEMPERATURE:
- Working temperature to –50ºC.
- Actuators with low temperature o-rings.
- For applications on cryogenic sector.
180º ROTATION ACTUATORS:
- Pneumatic actuators in double acting and spring reurn with 180º rotation covering a torque range from 36Nm to 230Nm.
- PAG10 - PAG10S, PAG20 - PAG20S, PG30 - PG30S.
- Application for 3 way valves.
FAIL OPEN ACTUATORS:
- Used in spring return actuators to assure that the valve remains open if there is a failure in the air pressure supply.
- Used when it is necessary to assure the fluid is passing through the valve in emergency cases.
REVERSE ACTUATORS:
- Actuators with opposite direction of rotation.
- Applied in valves with end limits, dampers, etc...
SHAFT MOUNTED AT 90º:
- Actuators to be mounted across the pipe keeping open-close indication.
SPRING POSITIONING (PA RANGE):
- Application in installations with air pressure less than 6 bar. Springs positioned from 2 to 6 springs each side.