About MD5204T75BS-INT AC Drive, Three Phase, 380V to 480V,75kw - Inovance Ac Drive
The MD5204T75BS-INT is a specific, high-performance configuration of the
Inovance MD520 series. It is a three-phase, low-voltage Variable Frequency Drive (VFD) optimized for precise motor speed and torque regulation across heavy industrial applications. [
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Part Number Breakdown
- MD520: High-performance universal VFD product line.
- 4T: Three-phase, 380V to 480V AC supply voltage rating.
- 75: 75 kW power rating for Heavy Duty (HD) operation.
- B: Built-in dynamic braking unit.
- S: Built-in DC reactor for harmonic mitigation.
- INT: International variant compliant with European and global technical standards. [1, 2, 3, 4, 5]
Technical Specifications
- Power Rating: 75 kW (Heavy Duty / HD) / 90 kW (Normal Duty / ND).
- Overload Capacity: 150% for 60 seconds (HD) / 110% for 60 seconds (ND).
- Rated Current: 150 A (HD) / 176 A (ND).
- Input Voltage: 3-phase, 380 V AC to 480 V AC (10% fluctuations tolerated).
- Output Frequency Range: 0 Hz to 599 Hz.
- Motor Control Capabilities: Open-loop V/F, Sensorless Vector Control (SVC), and Closed-loop Flux Vector Control (FVC).
- Compatible Motor Types: Three-phase AC asynchronous (induction) and Permanent Magnet (PM) synchronous motors.
- Safety Integration: Built-in Safe Torque Off (STO) certified to SIL 3 / PL e levels. [1, 2, 3, 4, 5, 6, 7]
Operational Features
- Built-in Protection: Equipped with an internal DC reactor to limit harmonics and a dynamic braking unit for regenerative energy management. [1, 2, 3, 4, 5]
- Environmental Resilience: Conformal-coated PCBs rated for 3S2 and 3C3 environments protect internal components against moisture, dust, and corrosive gases. [1, 2]
- Network Connectivity: Supports fieldbus communication modules including Modbus-RTU, PROFIBUS-DP, PROFINET, CANopen, and EtherCAT