Nidec – M300‑054 00270 A – Unidrive M300 15 kW AC Drive, 3× 400 V, SIL3 STO

The Nidec Control Techniques Unidrive M300 (M300‑054 00270 A) is a 15 kW variable frequency drive designed for three-phase 380–480 V AC motors. It offers high-performance sensorless vector and V/f control, built-in SIL3/PLe Safe Torque Off, and modular expansion via SI option slots for industrial fieldbus communication. Compact and efficient, it suits a range of machinery and automation applications.

Key Features:

• Model: M300‑054 00270 A

• Motor Power: 15 kW (20 HP)

• Input Voltage: 3× 380–480 V AC, 50/60 Hz

• Output Current: 27 A

• Control Modes: Open-loop V/f, Rotor Flux Control (RFC-A), sensorless vector

• Overload Capacity: 180% (3 s), 150% (60 s)

• Output Frequency: Up to 550 Hz

• Safety Function: Dual-channel Safe Torque Off (SIL3/PLe)

• Fieldbus Support: SI option slot for PROFINET, EtherCAT, DeviceNet, CANopen, etc.

• Interface: LED keypad standard; optional remote keypad or SD card clone module

• Mounting Type: Panel or DIN-rail

• Dimensions (Frame Size 3): 143 × 365 × 192 mm

• Protection Class: IP20

• Weight: ~7 kg