**Somfy 2" (47mm) Round Drive – Product Description**
The **Somfy 2" (47mm) Round Drive** is a compact and versatile tubular motor designed for smooth, quiet operation of roller shades, awnings, and projection screens. Its space-saving design integrates seamlessly with automation systems, offering reliable performance for residential and light commercial applications.
### **Key Features:**
✔ **Compact Design** – Fits 47mm (2") tubes for discreet installation
✔ **Power Options** – Available in 24V DC (battery/solar) or 230V AC
✔ **Quiet Operation** – <35 dB noise level for undisturbed use
✔ **High Torque** – Up to 10 Nm for medium-weight coverings
✔ **Smart Ready** – Compatible with **Somfy RTS, TaHoma, and Connexoon**
✔ **Safety Features** – Obstruction detection and auto-stop
### **Technical Specifications:**
- **Voltage**: 24V DC or 230V AC (model dependent)
- **Power Consumption**: 15W (avg)
- **Speed**: 12 RPM (±10%)
- **Max Load**: 22 lbs (10 kg)
- **Noise Level**: <35 dB(A)
- **Temperature Range**: -4°F to +140°F (-20°C to +60°C)
### **Compatibility:**
✓ Roller shades (up to 118" width)
✓ Lightweight awnings
✓ Motorized projection screens
**Installation Note**: Requires compatible brackets and power source.
**Part Number**: RD47-24V / RD47-230V (select voltage)
The 2" (47mm) Round Drive is available in the following options:
Soft Clip, #9206089
Hard Clip, #9206088
**Somfy 2" (47mm) Round Drive – Technical Specifications**
### **General Information**
- **Product Name**: Somfy 2" (47mm) Round Drive
- **Manufacturer**: Somfy Systems
- **Motor Type**: Tubular synchronous
- **Models Available**:
- RD47-24V (24V DC, battery/solar)
- RD47-230V (230V AC)
- **Application**: Roller shades, awnings, projection screens
### **Mechanical Specifications**
- **Tube Diameter**: 47mm (1.85")
- **Shaft Type**: Square drive (8×8mm)
- **Torque Output**:
- Continuous: 7Nm
- Peak: 10Nm
- **Speed**: 12 RPM (±10%)
- **Rotation**: Reversible (CW/CCW)
- **Noise Level**: <35dB(A) at 1m
### **Electrical Specifications**
**For RD47-24V Model**:
- **Voltage**: 24V DC (21.6-26.4V)
- **Current Draw**: 0.6A (nominal)
- **Power Consumption**: 15W (average)
**For RD47-230V Model**:
- **Voltage**: 230V AC (207-253V)
- **Frequency**: 50/60Hz
- **Power Consumption**: 18VA
### **Performance Characteristics**
- **Load Capacity**:
- Max Fabric Weight: 10kg (22 lbs)
- Max Tube Length: 3m (118")
- **Duty Cycle**: 15% (2min ON / 8min OFF)
- **Positioning Accuracy**: ±5mm
### **Control & Connectivity**
- **Protocol**: RTS wireless (433.42MHz)
- **Range**: 30m line-of-sight
- **Smart Home Compatibility**:
- Somfy TaHoma
- Connexoon
- IO Homecontrol
### **Environmental Ratings**
- **IP Rating**: IP20 (indoor use)
- **Operating Temp**: -20°C to +60°C
- **Storage Temp**: -30°C to +70°C
- **Humidity**: 20-80% non-condensing
### **Safety Features**
- **Obstruction Detection**: Mechanical torque sensing
- **Auto-Stop**: Activates at 150% rated torque
- **Overheat Protection**: Thermal cutoff
### **Physical Dimensions**
- **Length**: 330mm
- **Diameter**: 47mm (tube interface)
- **Weight**:
- 24V: 1.8kg
- 230V: 2.1kg
### **Certifications**
- **EMC**: EN 61000-6-1/3
- **Safety**: EN 60335-1
- **RoHS**: Compliant
### **Installation Requirements**
- **Mounting**: Requires compatible end brackets
- **Wiring**:
- 24V: 2-core 18AWG
- 230V: 3-core 20AWG
- **Tools Needed**: 3mm hex key
### **Package Contents**
- 1× Round Drive motor
- 1× Installation manual
- 1× Mounting template
*Note: Professional installation recommended. Specifications subject to change without notice.*