Allen Bradley 193-EC3GF E3 Plus Overload Relay

Feature & Principle

It is Allen‑Bradley E3 Plus series intelligent electronic overload relay. It supports motor overload, phase loss, current unbalance, earth fault and PTC thermistor winding over-temperature protection. Built-in DeviceNet interface, uploads motor current, thermal status and fault information to PLC. It adopts external core balance transformer for ground fault detection, with flexible trip class setting and local fault diagnosis function, matched with 100-D contactor.

Specifications

Model: 193-EC3GF Brand: Allen Bradley (Rockwell) Series: E3 Plus Communication: DeviceNet Protection: Overload, phase failure, current unbalance, earth fault, PTC Trip class: Configurable 5~30 Rated voltage: 600VAC Mounting: Match with 100-D contactor Application: Fan, pump, conveyor three-phase asynchronous motor Certification: CE, UL

Components & Diagnostics

Current detection unit, signal processing board, DeviceNet communication circuit, status LED, auxiliary contact terminals. Common faults: communication offline, false overload alarm, PTC channel failure, earth fault mis-triggering.

Product Brief

193-EC3GF overload relay, Allen Bradley E3 Plus intelligent motor protection spare widely used for MCC cabinet overhaul and replacement.