6SE6440-2AD35-5FA1 Technical Specifications
General Information
Product Type: MICROMASTER 440 Frequency Inverter

Order Number: 6SE6440-2AD35-5FA1

Rated Power: 5.5 kW (7.5 HP)

Enclosure Rating: IP20 (for cabinet mounting)

Cooling Method: Self-cooling (internal fan)

Electrical Parameters
Input Voltage:

3-phase 380V to 480V AC (±10%)

Frequency: 47-63 Hz

Output Voltage: 0V to Input Voltage (3-phase)

Output Current: 12.5 A

Overload Capacity:

150% for 60 seconds

200% for 3 seconds

Control Characteristics
Control Modes:

V/f control

Sensorless vector control (SLVC)

Flux Current Control (FCC)

Switching Frequency: 2-16 kHz (adjustable)

Speed Control Range: 1:100 (sensorless vector control)

Protection Features
Protection Functions:

Overcurrent

Overvoltage/undervoltage

Motor overtemperature (via PTC input)

Ground fault

Short circuit protection

Communication Interfaces
Standard Interfaces:

2 analog inputs (0-10V/0-20mA)

3 digital inputs

1 relay output

1 analog output (0/4-20mA)

Optional Communication:

PROFIBUS DP (via optional module)

USS protocol (serial communication)

Physical Specifications
Dimensions (W×H×D): 150 × 245 × 195 mm

Weight: 3.5 kg

Mounting: Wall or DIN rail mounting

Environmental Conditions
Operating Temperature: 0°C to +50°C (40°C at full load)

Storage Temperature: -40°C to +70°C

Relative Humidity: <95% (non-condensing)

Altitude: ≤1000 m (derating required above this)

Certifications & Standards
Compliance: CE, UL, cUL

EMC: Complies with EN 61800-3

Safety: EN 61800-5-1

Typical Applications
✔ Pump and fan control
✔ Conveyor systems
✔ Mixers and agitators
✔ General purpose machinery