Torque range

Multi-turn

• direct mount :220 to 19450 lbs.in

• with gearbox : up to 221250 lbs.in

Quarter-turn

• direct mount : 1770 to 7080 lbs.in

• with gearbox : up to 4425350 lbs.in

Type of duty Comply with following EN15714-2 Duty Classes: A - On/Off, B - Inching/Positioning and C - Modulating

ENCLOSURE – PROTECTION

Casing Cast aluminium.

Ductile cast iron for models ST175 / ST220

Ingress Protection IP68 10m / 96h & NEMA 6 (C.S.A C and US certified)

Controls location

As standard, the INTELLI+® controls are integral to the actuator

On option, the INTELLI+® can be mounted in a separated box

(maximum distance between actuator and controls = 50m)

Explosion proof ATEX

ATEX Directive 94/9/EC - CENELEC EN 60079-0, EN60079-1, EN61241-0, EN61241-1 standards

As standard: Ex d II B T4 (option T5 or T6) and Ex tb IIIC T135°C (option T100°C, T85°C)

On request: Ex d II C T4 (option T5 or T6)

Explosion proof C.S.A.

C and US

NEMA 7 - NEMA 9 certified

C22-2, FM3600, FM3611 and FM3615 standards

Class I Group C, D div 1&2 (option Group B)- Class II Group E, F, G div 1&2

Explosion proof IEC Ex

IEC Ex - standard IEC 60079-0, IEC60079-1, IEC61241-0, IEC61241-1 standards

As standard: Ex d II B T4 (option T5 or T6) and Ex tb IIIC T135°C (option T100°C, T85°C)

On request: Ex d II C T4 (option T5 or T6)

Ambiant temperature

operating range

• IIB standard: -4…+158°F

• IIB low temperature option: -76…+158°F

• IIC option: -4…+140°F

External corrosion

protection

Standard paint system: Zinc rich primer, epoxy undercoat and RAL5002 blue protection polyurethane top coat

Optional special anti-corrosion protection for marine, aggressive or abrasive atmospheres

All cover fasteners captive and stainless

Double sealing

Protection

The control section of the actuator is totally isolated from the terminal compartment to protect electronic

components

Terminal compartment < 2 litres, no source of ignition

MOTOR

Motor technology

TENV type Totally Enclosed Non Ventilated, squirrel cage motors (VAC)

Class F insulation class

Integral thermal overload protection

Easy to remove with sealed ball bearings fitted at front and rear

Motor duty rating

S4 motor service (intermittent service on start-up) to IEC 34-1

• S4 - 30% for On/Off operation - up to 360 starts per hour

• S4 - 30% for Inching/Positioning - up to 360 starts per hour

• S4 - 50% for Modulating class III - up to 1,200 starts per hour

MECHANICAL SPECIFICATIONS

Gearing Self-locking at all speeds

Manual override

Handwheel which does not rotate during motor operation.

• Automatic switch between manual and electrical operation without clutch release lever. Priority to electric drive

• Manual control gear ratios: STX6 1:9 - STX10/STX20/STX40 1:2 - STX61 1:4 - STX100 1:7- STX140 1:9 -ST175/ST220 1:31

• Maximum rim force to apply conform to EN 12570 standard

Output flange

• Multi-turn actuators flanges comply with ISO 5210

• Quarter-turn actuators flanges comply with ISO 5211

Flanges for valve special top works available on request

Output drive Removable sockets on SQX and STX models

Vibration

Resistance

1g (9.8 m/s²) at 10-500 Hz

(Contact our marketing dept. for higher vibration levels)

Lubrication Actuators are lubricated for product lifetime and do not require any specific periodic maintenance