TECO N3-401-C Three Phase AC Variable Frequency Drive

The TECO N3-401-C Three Phase AC Variable Frequency Drive is a 1 HP (0.75 kW) motor controller in TECO's N3 Series that provides precise speed and torque control for three-phase AC motors. It supports Sensorless Vector Control and V/Hz operation, delivering accurate speed regulation, high starting torque, and energy-efficient operation across demanding loads in pumps, fans, conveyors, mixers, compressors, packaging machines, and general industrial automation; maintenance teams and system integrators use this part for repair, retrofit, expansion, or replacement of industrial motor drive systems. Key specs: Input is 460 VAC three-phase at 50/60 Hz with +10% / -15% tolerance; Output is 0–460 VAC three-phase up to 400 Hz; Overload capacity: 150% of rated current for 1 minute; Braking via DC Injection Braking with optional Dynamic Braking; Communications: RS-232 and Modbus RTU, with optional RS-485 and BACnet support; Digital I/O: seven programmable inputs (NPN/PNP selectable) and two programmable relay outputs; Enclosure IP20 / NEMA 1 (configuration dependent); Operating range −10°C to +50°C (14°F to 122°F); Certifications UL, cUL, CE; Compatible equipment includes pumps, fans, blowers, conveyors, compressors, mixers, packaging machinery, HVAC equipment, and other three-phase AC motor applications. Common replacements include TECO E510-401-C, TECO L510-401-C, and TECO MA7200-4001-N1.