Powtran PR5300 037G3N 37 kW / 380–440 V 3-Phase Intelligent Soft Starter with Integrated Bypass

Detailed Description

The Powtran PR5300 037G3N is a high-performance 37 kW three-phase intelligent soft starter, designed for motors operating in the 380–440 V AC range. It incorporates an integrated bypass contactor, comprehensive motor protection, multiple control modes, and remote communication capability—ideal for demanding industrial motor control applications.

Key Features & Benefits

• Soft start / soft stop capability to reduce inrush currents, mechanical stress, and voltage dipping

• Integrated bypass contactor ensures that after motor startup, full voltage is applied directly for higher efficiency

• Multiple starting methods: current limiting, voltage ramp, kickstart, dual-loop control, etc. 

• Protection functions: overvoltage, undervoltage, phase loss, phase imbalance, overcurrent, short circuit, overheating, stall protection, etc. 

• Built-in RS-485 / Modbus RTU communication for remote monitoring and integration 

• User interface: multilingual display, keypad for configuration and status monitoring 

• Robust design: forced air cooling, compact structure, industrial reliability

Technical Highlights

• Rated power: 37 kW 

• Rated current: approx. 75 A

• Voltage range: 380–440 V AC, 3-phase

• Starting modes and parameter flexibility per PR5300 series design

• Protection and control features aligned with Powtran’s PR5300 family 

Applications

This soft starter is suitable for:

• Large pumps, compressors, fans

• Heavy machinery with high start loads

• Motors requiring reduction in mechanical and electrical stress

• Systems needing remote control and monitoring

• Industrial installations where robust protection is essential