Siemens 7SJ6105-5EB00-1FA0-Z SIPROTEC 7SJ61 Protection Relay

Feature & Principle

It belongs to Siemens SIPROTEC 7SJ61 compact overcurrent protection relay. It adopts high-speed sampling algorithm, supports phase overcurrent, sensitive earth fault, thermal overload protection and circuit breaker control function. It integrates fault recording, event logging and breaker monitoring. It supports IEC60870-5-103 communication protocol, configured via DIGSI 4 software. Compact 1/3 19-inch panel flush mounting, suitable for small switchgear cabinets. This model is discontinued, successor is SIPROTEC 5 series relays.

Specifications

Model: 7SJ6105-5EB00-1FA0-Z Brand: Siemens Series: SIPROTEC 7SJ61 Core function: Phase overcurrent, earth fault, thermal overload, breaker control, fault recorder Frequency: 50 / 60Hz Communication: IEC60870-5-103 Configuration software: DIGSI 4 Mounting: Flush panel mount, 1/3 19 inch Application: MV distribution feeder, fan and pump motor backup protection, compact ring main unit Certification: CE, IEC

Components & Diagnostics

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

Product Brief

7SJ6105-5EB00-1FA0-Z protection relay, Siemens SIPROTEC compact feeder protection spare widely used for substation relay cabinet overhaul and replacement.