6SE6420-2AD27-5CA1 - SIEMENS - Products - Easy Semiconductor Technology (Hong Kong) Limited

6SE6420-2AD27-5CA1

Siemens MICROMASTER 440 (MM440) Frequency Inverter
*(Model: 6SE6420-2AD27-5CA1)*

7.5kW (16A) output for 380-480V AC motors

V/f & vector control with 150% overload

6 digital inputs + 2 analog inputs

Optional PROFIBUS/RS485 communication

IP20 chassis (fan-cooled, -10°C to +50°C)

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Siemens MICROMASTER 440 (MM440) Frequency Inverter
Model: 6SE6420-2AD27-5CA1

General Features
Rated Power: 7.5 kW (10 HP)

Input Voltage:

3-Phase: 380V - 480V AC (±10%)

Frequency: 47 - 63 Hz

Output Current: 16 A

Overload Capacity:

150% for 60 seconds

200% for 3 seconds

Control & Performance
Control Modes: V/f, Sensorless Vector Control (SVC), Field-Oriented Control (FOC)

Switching Frequency: 2 - 16 kHz (adjustable)

Efficiency: >97%

Braking: Integrated DC brake (optional braking resistor required for high inertia loads)

Communication & I/O
Built-in I/O:

6x Digital Inputs (24V DC)

2x Analog Inputs (0-10V, 0/4-20mA)

2x Relay Outputs (30V DC / 250V AC, 2A)

Optional Communication Cards:

PROFIBUS DP (via plug-in module)

RS485 (USS/MODBUS RTU)

Protection & Safety
Protections: Overcurrent, overvoltage, undervoltage, motor overtemperature, short-circuit

Certifications: CE, UL, cUL

Mechanical & Environmental
Enclosure Rating: IP20 (for cabinet mounting)

Cooling Method: Fan-cooled

Operating Temperature: -10°C to +50°C (derating above 40°C)

Humidity: <95% RH (non-condensing)

Dimensions (W×H×D): 200 × 245 × 190 mm

Weight: ~5.5 kg

Typical Applications
Pumps, fans, and compressors

Conveyor systems

Mixers and extruders