Description
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.
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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.
