Product Specifications
| Parameter Category | Parameter Name | Value |
|---|---|---|
| General Information | Product Type | MICROMASTER 440 General Purpose Inverter |
| General Information | Order Number | 6SE6440-2UD17-5AA1 |
| General Information | Product Status | Discontinued (Replaced by SINAMICS V20/G120C) |
| General Information | Filter Configuration | Without Built-in Filter |
| General Information | Frame Size | A |
| General Information | Protection Class | IP20 (NEMA 1) |
| Input Specifications | Input Voltage | 3AC 380-480 V |
| Input Specifications | Input Voltage Tolerance | ±10% |
| Input Specifications | Input Frequency | 47-63 Hz |
| Input Specifications | Input Connection | 3-phase with protective conductor |
| Output Specifications | Rated Output Power (CT) | 0.75 kW (1.0 hp) |
| Output Specifications | Rated Output Power (VT) | 0.75 kW (1.0 hp) |
| Output Specifications | Rated Output Current (HO) | 3.7 A |
| Output Specifications | Rated Output Current (LO) | 2.2 A |
| Output Specifications | Output Voltage | 0 to input voltage (3-phase) |
| Output Specifications | Output Frequency Range | 0.00-650 Hz (vector control), 0.00-599 Hz (V/f control) |
| Output Specifications | Output Frequency Resolution | 0.01 Hz |
| Overload Capacity | Overload 1 (150% rated current) | 60 s (followed by 240 s at 100% current) |
| Overload Capacity | Overload 2 (200% rated current) | 3 s (with 300 s cycle time) |
| Control Modes | Vector Control (SLVC) | Yes (for induction motors) |
| Control Modes | Scalar Control (V/f) | Yes |
| Control Modes | Vector Control (FOC) | Yes (with encoder feedback option) |
| Control Modes | DC Braking | Yes (0-250 Hz, 0-30 s duration) |
| Communication Interface | Standard Interface | RS485 (USS protocol) |
| Communication Interface | Optional Interfaces | PROFIBUS DP, DeviceNet, CANopen |
| Dimensions | Height | 173 mm |
| Dimensions | Width | 73 mm |
| Dimensions | Depth | 149 mm |
| Weights | Net Weight | Approx. 2.2 kg (4.85 lb) |
| Ambient Conditions | Operating Temperature | -10°C to +50°C (14°F to 122°F) |
| Ambient Conditions | Storage Temperature | -25°C to +70°C (-13°F to 158°F) |
| Ambient Conditions | Altitude | Up to 1000 m (3281 ft) without derating; 1000-2000 m (3281-6562 ft) with 1% derating per 100 m |
| Ambient Conditions | Relative Humidity | 5% to 95% (non-condensing at 25°C) |
| Electrical Characteristics | Efficiency | >96% (at rated load) |
| Electrical Characteristics | Power Factor (cos φ) | >0.95 (at rated load) |
| Electrical Characteristics | Electronics Power Supply | 24 V DC (internal) |
| Electrical Characteristics | EMC Compliance | EN 61800-3 (C1 category) |
| Motor Control Features | Motor Type | 3-phase induction motors |
| Motor Control Features | Max Motor Power | 0.75 kW (CT), 0.75 kW (VT) |
| Motor Control Features | Auto-tuning | Yes (static and dynamic) |
| Motor Control Features | Number of Preset Speeds | 15 |
| Safety Features | Overload Protection | Yes (inverter and motor) |
| Safety Features | Overvoltage Protection | Yes (DC link) |
| Safety Features | Undervoltage Protection | Yes |
| Safety Features | Short Circuit Protection | Yes (output) |
| Safety Features | Overheating Protection | Yes (heatsink temperature monitoring) |
| Additional Features | Braking Chopper | Optional (requires external braking resistor) |
| Additional Features | Display | Optional BOP-2 (Basic Operator Panel) or AOP (Advanced Operator Panel) |
| Additional Features | Parameter Storage | EEPROM (non-volatile) |