For this product, we offer a valve assembly service with a valve. More information

Belimo emergency actuator series NF for air dampers or ball valves (eg Giacomini R250D with adapter ). The drive is designed for damper sizes up to approx. 2m ² . The drive control is continuous DC 0-10 V.

Function

In the event of a power failure, the return spring begins to rotate the actuator to the home position. E.g. closes the damper or ball valve in the event of a power failure. The same can be achieved the other way around, it only depends on the initial position of the damper.

• The actuator can be operated manually using the locking button and the handwheel.
• The actuator is equipped with a Belimo MP-Bus remote communication.
• THe actuator is suitable for the Loxone system.

Properties

• The actuator is protected against overload, no end stops are required.
• Easy mounting on the damper shaft using a universal caliper.
• Adjustable working angle with mechanical stop.
• The actuator can be retrofitted with auxiliary changeover contacts S ... A or with a feedback potentiometer.