The Siemens 6EP8106-0AC20 operates as a high-performance inverter drive for variable speed motor control applications. This compact unit converts DC input to variable frequency AC output for precise motor regulation. Engineers select this drive for conveyor systems, pumps, and fans requiring energy-efficient operation. Its modular design simplifies integration into existing control cabinets.
Technical Specifications
| Specification | Details |
|---|---|
| Dimensions | 140 mm x 90 mm x 75 mm |
| Weight | 0.85 kg |
| Input Voltage | 24 VDC nominal (18-32 VDC) |
| Output Voltage | 3-phase variable frequency AC, 0-24 VAC |
| Output Current | 4.2 A continuous |
| Output Power | 100 Watts |
| Frequency Range | 0 Hz to 500 Hz programmable |
| Control Method | V/f scalar control or vector control |
| Switching Frequency | 4 kHz to 16 kHz adjustable |
| Efficiency | 92% at nominal load |
| Protection Features | Overcurrent, short circuit, overtemperature, undervoltage |
| Digital Inputs | 3 opto-isolated, 24 V DC, programmable functions |
| Digital Outputs | 1 relay output, 250 V AC / 30 V DC, 2 A |
| Analog Input | 1 channel, 0-10 V or 4-20 mA selectable |
| Communication | RS-485 Modbus RTU |
| Motor Connection | Screw terminals, 2.5 mm² wire |
| Cooling | Natural convection with heatsink |
| Operating Temperature | -10°C to 50°C |
| Storage Temperature | -25°C to 70°C |
| Protection Rating | IP20 |
Precise Motor Control Capabilities
The 6EP8106-0AC20 delivers variable frequency output for smooth motor acceleration and deceleration. Its vector control algorithm maintains torque even at low speeds for precise positioning tasks. This drive therefore handles both constant torque and variable torque applications effectively. Users can program acceleration and deceleration ramps from 0.1 to 999 seconds.
Flexible Input and Output Configuration
This Siemens inverter includes programmable digital and analog interfaces for diverse application requirements. Three digital inputs accept start, stop, and speed selection commands from PLCs or switches. The analog input accepts either voltage or current signals for real-time speed reference. A relay output provides fault indication or motor running status to control systems.
Energy-Efficient Operation for Industrial Applications
Variable frequency drives significantly reduce energy consumption compared to fixed-speed motor starters. The 6EP8106-0AC20 matches motor speed exactly to process requirements without wasting energy. Its 92% efficiency minimizes heat generation and operating costs over long production runs. Furthermore, the drive includes sleep mode for automatic shutdown during idle periods.
Reliable Protection for Connected Equipment
Industrial drives must protect both themselves and connected motors from electrical faults. The 6EP8106-0AC20 includes electronic overload protection that shuts down before motor damage occurs. Short circuit protection responds within microseconds to prevent output stage destruction. Undervoltage lockout ensures proper operation only when input voltage remains within specifications.
Simple Installation and Parameter Setting
The compact 140 mm x 90 mm footprint mounts easily on standard DIN rails or panels. Front-access terminals simplify wiring without removing the drive from its mounting position. An integrated keypad and display allow local parameter adjustment without external software. Alternatively, users can configure all parameters via Modbus communication from a central PLC.
Details
| Weight | 1.2 kg |
|---|---|
| Dimensions | 50 × 290 × 217 mm |


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