Задвижки за потенциално взривоопасни атмосфери
Задвижки за потенциално взривоопасни атмосфери
For opening and closing multileaf dampers installed in potentially explosive atmospheres (ATEX)
Explosion-proof actuators for Type JZ and JZ-Low leakage multileaf dampers
- ATEX-compliant construction and parts
- Approved for gases, mists and vapours in zones 1 and 2, and for dusts in zones 21 and 22
- Supply voltage 24 V AC/DC or 230 V AC
- Pneumatic actuators with torque 8 – 70 Nm
- Electric actuator with torque 15 or 30 Nm
- Pneumatic: Double acting or single acting actuator for a positive lock connection with a multileaf damper
- Electric: Spring return actuator for a positive lock connection with a multileaf damper
Optional equipment and accessories
- Solenoid valve 24 V or 230 V
- Limit switches
Описание
Application
- Explosion-proof actuators for opening and closing
- Opening and closing of Type JZ and JZ-Low leakage multileaf dampers
- For use in potentially explosive atmospheres (ATEX)
- For steel or stainless steel multileaf dampers with brass or stainless steel bearings
Special characteristics
- ATEX mark and certification
- Approved for gases, mists and vapours in zones 1 and 2, and for dusts in zones 21 and 22
Техническа информация
Parts and characteristics
Construction and materials comply with the EU directive and guidelines for use in potentially explosive atmospheres (ATEX)
Electric
- Actuators with overload protection
- Control input signal: 2-wire control (3-point, open/close)
- Spring return actuator for damper blade safety function
- Auxiliary switch for capturing the end positions
- Crank handle for manual operation
Pneumatic
- Pneumatic actuators, single acting or double acting
- Control input signal: 1-wire control of a solenoid valve
- Optional limit switch for capturing the end positions
- Safety function with double acting actuators (power off)
- Safety function with single acting actuators (pressure off)
Документи
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