Siemens Open/Close Damper Actuator, 7Nm, 230

Subtotal (1 unit)*

£229.29

(exc. VAT)

£275.15

(inc. VAT)

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RS Stock No.:
282-5167
Mfr. Part No.:
GMA321.1E / BPZ:GMA321.1E
Brand:
Siemens
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Brand

Siemens

Return Type

Spring Return

Maximum Damper Area

1.5m²

Damper Spindle Compatibility

6.4 → 20.5mm

Switch Included

No

Power Consumption

4.5W

Control Type

Open/Close

Supply Voltage

230

Motor Torque

7Nm

Maximum Damper Spindle Size

20.5mm

Minimum Damper Spindle Size

6.4mm

Series

GMA..1

COO (Country of Origin):
CH

Siemens GMA..1 Series Damper Actuator, 4.5W Power Consumption, 7 Nm Motor Torque - BPZ:GMA321.1E


This damper actuator is designed for efficient control in HVAC systems. It features a spring return mechanism that ensures dampers revert to their default positions during power failures. Compatible with damper spindle sizes from 6.4 to 20.5mm and managing areas up to 1.5m², the actuator's electronic motor drive allows for precise two-position control, making it suitable for various environments.

Features & Benefits


• High torque of 7Nm for reliable performance
• Spring return ensures positioning during power loss
• Prewired with 0.9m cables for straightforward installation

Applications


• Ideal for installations requiring emergency damper positioning
• Suitable for ventilation systems with dual actuators
• Used in systems needing precise two-position control
• Adaptable to various damper area sizes

Can it operate in high humidity conditions?


Yes, it functions effectively in up to 95% relative humidity.

Will it return to the zero position during a power failure?


Yes, it is designed to revert to the mechanical zero position.

Can the actuator handle different voltages?


Yes, it operates on AC 24V, DC 24 to 48V, and AC 230V.

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