Belimo NRFD230A-3 - rotary actuator for ball valves

Name: Belimo NRFD230A-3 - rotary actuator for ball valves
Brand: Belimo
SKU: NRFD230A-3
Price: 1513.64 PLN
Availability: BackOrder

Belimo

zł1,513.64

VAT included

zł1,230.60 tax excluded

Rotary actuator for ball valves with a fail-safe function provided by a return spring. Torque 5 Nm, AC 100...240 V supply and 3-point control. When the power supply fails, it closes the valve (NC).

Motor running time is 35 s / 90°, and the degree of protection is IP54.

Delivery in approx. 14 days

Belimo NRFD230A-3

Rotary actuator for ball valves. During operation, it moves the valve and tensions the return spring; when the power supply is interrupted, the spring moves the valve to the NC fail-safe position.

Key features and parameters

Motor and return spring torque: 5 Nm.
Nominal voltage: AC 100...240 V; frequency: 50/60 Hz.
Control: 3-point.
Motor running time: 35 s / 90°; fail-safe running time: <20 s @ -20...50°C, <60 s @ -30°C.
Power consumption during operation: 5 W; in the rest position: 3 W; wire sizing power: 16 VA.
Power and control connection: 1 m cable, 4x 0.75 mm².
Mechanical position indicator and adjustment of the rotation angle using mechanical end stops.
Degree of protection: IP54; NEMA 2; UL Enclosure Type 2 housing.
Ambient temperature: -30...50°C.

The actuator is designed for stationary heating, ventilation and air conditioning installations. It is mounted directly on the ball valve using one screw; the mounting position relative to the valve can be selected in 90° increments.