PRODUCT DESCRIPTION
EATON CORPORATION NEXI150-3H-AT - Next Generation Intelligent Soft Starter
The NEXI150-3H-AT is a three-phase, solid-state soft starter designed for controlled acceleration and deceleration of AC induction motors. It integrates advanced motor control algorithms and protection features to mitigate mechanical stress and electrical transients during start and stop cycles, optimizing system longevity and operational efficiency in applications such as pumps, fans, and conveyors.
Technical Specifications:
- SERIES/FAMILY: NEXI (Next Generation Intelligent) Series
- COMPONENT TYPE: Soft Starter
- ELECTRICAL SPECS: 150A Nominal Current, 200-480VAC Three-Phase Input, Up to 90kW (at 480V) Motor Power Capability
- CONTROL TECHNOLOGY: Microprocessor-controlled SCR (Silicon Controlled Rectifier) based motor voltage regulation
- OPERATIONAL MODES: Soft Start, Soft Stop, Current Limit Start, Kick Start, Coast-to-Stop
- MOTOR PROTECTION: Integrated electronic overload, phase loss, phase imbalance, locked rotor, and undercurrent protection
- INTERFACE/CONTROL: Multiple configurable digital inputs (Start, Stop, Fault Reset), Relay outputs (Run, Fault, Bypass), RS485 port for Modbus RTU communication
- ENVIRONMENTAL/MOUNTING: IP20 Enclosure Rating (for panel mounting), Natural convection cooling with integrated heatsinks
- ADVANCED FEATURES: Integrated bypass contactor for reduced heat dissipation and energy savings during full-speed operation, diagnostic capabilities via display and communication interface
- COMPATIBILITY/APPLICATION: Suitable for standard three-phase AC induction motors in general industrial machinery, HVAC systems, and fluid handling applications