STX Series - Explosion-Proof Multi-Turn
STX RANGE
Explosionproof multi-turn STX actuators are certified for use in explosive atmosphere according to main international standards, adaptable to the specifications of engineering companies and have been designed to offer increased security and reliability to your installation.
PRODUCT SPECIFICATIONS
TORQUE RANGE
- 25 to 2,200 Nm (direct)
- Up to 20,000 Nm on request
COMPLIANCE WITH INTERNATIONAL EXPLOSION-PROOF STANDARDS: ATEX, INMETRO, IEC-EX, EAC-EX, NEMA 7 & 9...
TYPE OF CONTROLS:
- Electromechanical SWITCH
- Hardwired
- Smart INTELLI+® (v2)
- SIL2
BC DUTY & MODULATING CLASSIFICATION:
- On-Off: Class A+
- Inching / Positioning: Class B+
- Modulating: Class III
ENVIRONMENT: IP 68 / C3 UP TO C5-M / T: -20°C ...+70°C (OPTION LOW T: -60°C)
SPECIAL CONFIGURATIONS: CORROSION PROTECTION, FIRE PROOFING, EXTREME TEMPERATURES
PRODUCT BENEFITS
- Wide range of speeds / up to 190 rpm according to the model
- Wide range of number of turns: from a few to 1000 or more
- Asynchronous motor with high starting torque & S4 Service duty
- Gears are self-locking at all speed
- Precise torque measurement and limitation
- Easy setting with a simple screwdriver
- Between 40 and 100% of maximum torque value
- Frictionless system for high precision and repeatability
- Innovative emergency handwheel system:
- Non-rotative handwheel with electric motor priority
- Exclusive handwheel differential system without declutch lever
- INTELLI+® integrated control available: advanced control solution for your critical applications
- Double sealing
- Partial stroke test (PST) included
- Programmable timer
- Separated control box & LCS available
- Wide range of fieldbus available
- SIL certification as an option
MANUFACTURERS WE REPRESENT
Alltork Actuation works with trusted manufacturers and recognized brands of valve actuators to deliver highest quality products throughout Canada.
