President Valves

BALL - PNEUMATIC VALVES

screwed / socket weld

SCREWED TYPE D I M E N S I O N S (in mm)

SCREWED TYPE D I M E N S I O N S (in mm)

flange type

triclover type

FLANGED TYPE D I M E N S I O N S (in mm)

TRICLOVER TYPE D I M E N S I O N S (in mm)

D E T A I L S - R O T O R Y A C T U A T O R Y
Type	Twin piston pneumatic actuator, double acting pneumatically, single acting via spring return
Fastening	4 x threaded boreholes in the base and in accordance with DN/ISO 5211
Materials	Casing: anodized aluminium alloy	Pinion: carbon steel, zinc plated
	Rack assembly : aluminium alloy	Pinion: easy side plastics
	Body: cast iron / cast steel / SS304 / SS 316 / alloy 20
Seals	Nitrile rubber (buna N) or special purpose materials
Temp. range	Ambient temp.: 20 to 90 deg. C. Operating temp.: 20 to 50 deg. C. Special versions available for low temp.
Extent of rotation	Double acting: 90, 120 + 180 deg. Standard +/- 5 deg. adjustment Single acting: 90 deg. +/- 5 deg. adjustment
Torque Ratings	10 to 2000 Nm (approx. 1 to 200 mKp)
Pressure range	1 to 10 bar
Accessories	Solenoid valves; limit switches; positioners --- ON request to customer specifications
Ratings	Class 150 / 300 / PN10 / PN25

CI = Cast Iron CS = Cast Steel MS = Mild Steel SS = Stainless Steel(304/316) GM = Gun metal(copper alloy)