Siemens 7SJ6235-5EB91-1FE0-Z SIPROTEC 7SJ62 Protection Relay

Feature & Principle

It belongs to Siemens SIPROTEC 7SJ62 series multifunction numerical protection relay. It adopts high-speed sampling algorithm, supports phase overcurrent, sensitive earth fault, directional overcurrent, thermal overload and auto-reclose functions. It can record fault waveform and sequence of event. Equipped with RS485 communication interface, configured via DIGSI 4 software. Panel flush mounting, widely used in industrial substation for medium voltage feeder, pump and fan motor protection. This series has been phased out.

Specifications

Model: 7SJ6235-5EB91-1FE0-Z Brand: Siemens Series: SIPROTEC 7SJ62 Core function: Directional overcurrent, earth fault, thermal overload, autoreclose, fault recorder Frequency: 50 / 60Hz Communication: RS485 Configuration software: DIGSI 4 Mounting: Flush panel mount, 1/3 19 inch Application: MV feeder, motor, industrial power distribution substation Certification: CE, IEC

Components & Diagnostics

CT signal acquisition board, main CPU board, power supply module, relay output contacts, local text display, status LED. Common faults: CT signal abnormal, communication interruption, relay contact burnout, setting parameter loss, power module failure.

Product Brief

7SJ6235-5EB91-1FE0-Z protection relay, Siemens SIPROTEC series feeder protection spare widely used for substation relay cabinet overhaul and replacement.