Yaskawa SGMGV-44DDA6H Σ-V (Sigma5) Medium Inertia Servo Motor

1. Full Model Code Decoding

2. Core Electrical Performance Parameters

• Rated power: 4.4 kW
• Rated speed: 1500 rpm
• Max speed: 3000 rpm
• Rated torque: 28.4 N·m
• Peak instantaneous torque: 71.1 N·m (250% overload capacity)
• Rated current: 16.5 A; Max peak current: 40.5 A
• Power supply: 3-phase AC400V
• Encoder: 20-bit high-resolution serial incremental encoder (1,048,576 ppr)
• Brake: Integrated DC90V electromagnetic holding brake (zero-load position locking during power failure)
• Shaft seal: Standard oil seal, suitable for oil mist, cutting fluid workshop environment

3. Mechanical & Environmental Specifications

• Structure: Totally enclosed self-cooled, IP67 protection (shaft penetration excluded)
• Insulation class: Class F
• Vibration grade: V15
• Withstand voltage: AC1800V 1min
• Insulation resistance: ≥10MΩ (DC500V)
• Operating ambient: 0℃ ~ +40℃, humidity 20%~80% RH non-condensing
• Installation: Flange mounting, medium inertia rotor, stable for heavy load reciprocating motion
• Weight: Approx 21 kg

4. Matching Servo Drives

• SGDV-33D01A / SGDV-33D11A
• SGD7S-33D00A

5. Key Advantages

1. Medium inertia rotor design, excellent stability for heavy load, frequent start-stop & reciprocating positioning
2. 20-bit ultra-high resolution encoder, ultra-low positioning error for precision machining
3. Built-in holding brake + oil seal dual configuration, prevents shaft sliding and cutting fluid ingress
4. 400V high voltage design, lower current, thinner power cables, suitable for long-distance wiring
5. IP67 dust/waterproof housing, adapts to CNC machine, cutting fluid workshop harsh conditions
6. 250% short-time overload torque, meets rapid acceleration/deceleration demands of heavy-duty equipment

6. Typical Application Scenarios

• CNC vertical machining centers, heavy-duty lathe feed axes
• Automated palletizing, handling robots & heavy gantry equipment
• Printing, packaging large-format conveying positioning axes
• Metal stamping, hydraulic press auxiliary motion control
• Large textile machinery, plastic injection molding servo axes
• Automation production lines with heavy workpiece reciprocating movement