M-3425A

M-3425A Comprehensive Generator Relay

Integrated Protection System for Generators of All Sizes.

Exceeds IEEE C37.102 and Standard 242 requirements for generator protection
Protects generators of any prime mover, grounding and connection type
Provides all major protective functions for generator protection including:
- Out‑of‑Step (78)
- Split‑Phase Differential (50DT)
- Under Frequency Time Accumulation (81A)
- Inadvertent Energizing (50/27)
- Turn‑to‑Turn Fault (59X)
Expanded IPScom® Communications Software provides simple and logical setting and programming, including logic schemes
Simple application with Base and Comprehensive protection packages
Load encroachment blinders and power swing blocking for system backup protection (21) to enhance security during system abnormal conditions
Options:
- Ethernet Connection
- Field Ground/Brush Lift‑Off Protection (64F/B)
- 100% Stator Ground Fault Protection by low frequency injection (64S)
- Expanded I/O (15 additional Output Contacts and 8 additional Control/Status Inputs)