ECOFIT 50/51
CT Powered Protection Relays for Retrofit Applications.
Discontinued
Overview
Features
- Self-powered from 50 or 60 Hz systems
- Available in 5 amp or 1 amp CT secondary versions
- 10-year warranty with final assembly and test in the USA
- 31 Built-in protection curves
- Instantaneous 50/50N elements
- Fundamental or True RMS current measurement method
- 2nd harmonic inrush blocking
- Emulates electromechanical relay reset
- TIME and TIMEBak 51/51N/50/50N O/C elements
- 2 magnetic trip flags
- 2 output relays rated per ANSI C37.90
- Current measurement accuracy ±2%
- Time/Date is retained for 36 hours after power loss
- Disturbance recording (10x4 second recordings)
- Fault recording (20 records)
- Event logs (200 events)
- Manual Trip Mode with status LED
- Circuit Breaker diagnostics (∑ Trips, ∑ Amps^n)
- Displays current measurement in primary or secondary values
- Magnetic trip flags are not dependent on output relay load for operation
- USB configuration port and password protection
Benefits
- Plug and play reduces install time and saves existing wiring
- Self-powered requires no battery or auxiliary power
- TIMEBak element can be used as a second stage TOC or a more sensitive IOC element
- Extended testing intervals
- Multi-vendor curves can retrofit a variety of legacy relays
- Disturbance recording, fault records and event logs allow for post fault analysis
- Magnetic trip flags can be reset from front panel or through the USB port
- Setting ranges allow for phase or ground fault use
Applications
- Direct Plug and Play replacement for GE single phase electromechanical IAC relays
- Direct Plug and Play replacement for GE single phase digital DIAC relays
- Direct Plug and Play replacement for Basler BE1-50/51B replacements for GE IAC relays
- Single Phase Time and Instantaneous overcurrent protection (50/51)
- Single Phase Ground Time and Instantaneous overcurrent protection (50N/51N)