Belimo NV24A-MP-RE Globe Valve Actuator

The Belimo NV24A-MP-RE is a high-performance globe valve actuator designed for 2-way and 3-way globe valves. This actuator is ideal for HVAC systems, offering precise control and robust performance with a nominal actuating force of 1000 N. It operates efficiently on an AC/DC 24 V power supply and supports modulating control through the MP-Bus.

 

Click here for the technical data PDF

 

Electrical Specifications:

- Nominal Voltage: AC/DC 24 V

- Nominal Voltage Frequency: 50/60 Hz

- Nominal Voltage Range: AC 19.2...28.8 V / DC 21.6...28.8 V

- Power Consumption:

  - In Operation: 1.5 W

  - At Rest: 0.5 W

  - For Wire Sizing: 3 VA

- Connection Supply / Control: Terminals 4 mm² (cable ø4...10 mm)

- Parallel Operation: Yes

 

Functional Specifications:

- Actuating Force: 1000 N

- Stroke: 20 mm

- Control Type: Modulating, Communicative (2...10 V)

- Communication: MP-Bus (supports up to 8 nodes)

- Position Feedback: 2...10 V, Max. 0.5 mA

- Manual Override: Push-button with lock

- Running Time: 150 s for 20 mm stroke (adjustable 90...150 s)

- Position Accuracy: ±5%

- Angle of Rotation: Adjustable via manual adaptation

- Sound Power Level: 45 dB(A)

 

Safety and Compliance:

- Protection Class (IEC/EN): III, Safety Extra-Low Voltage (SELV)

- Power Source UL: Class 2 Supply

- Degree of Protection:

  - IEC/EN: IP54

  - NEMA/UL: NEMA 2

  - Enclosure UL: Type 2

- EMC Compliance: CE according to 2014/30/EU

- Low Voltage Directive: CE according to 2014/35/EU

- Certification: IEC/EN 60730-1 and IEC/EN 60730-2-14

- UL Approval: cULus according to UL60730-1A, UL60730-2-14, and CAN/CSA E60730-1

 

Environmental Conditions:

- Ambient Humidity: Max. 95% RH, non-condensing

- Ambient Temperature: 0...50°C

- Storage Temperature: -40...80°C

- Pollution Degree: 3

 

Product Features:

- High Functional Reliability: Overload protection, no need for limit switches, automatic stopping at end positions.

- Manual Override: Possible with a push-button, disengaging the gear train.

- Home Position: Actuator stem is retracted at factory setting.

- Adaptation and Synchronization: Automatic and manual options available for precise control.

- Mounting Options: Compatible with third-party valves using RetroFIT+ accessories.

 

Accessories:

- Electrical:

  - Auxiliary switch (S2A-H)

  - MP-Bus power supply (ZN230-24MP)

 

- Mechanical:

  - Spacer rings (e.g., ZNV-203)

  - Adapter kits for various valve brands (e.g., ZNV-205)

- Tools:

  - Service tool (ZTH EU)

  - PC-Tool software for adjustments (MFT-P)

 

 

For more information and to explore our range of Belimo products, visit our website at https://www.ecospares.co.uk/collections/belimo. If you need any assistance, please call us on 01772 284 626.