Helpful Excel Spreadsheets for Protection Engineers
These spreadsheets below will make your endless calculations much easier!
All Relay Setting | PDF | Mains Electricity | Transformer
It includes tables with descriptions of protection functions, actual setting values, and acceptable range of values for different relays protecting components like transformers, generators, and busbars.
Control, Protection and Inverter Submission Requirements
Inverter report and associated data: Specific setting requirements to meet all LGIA technical requirements, i.e. reactive current injection, voltage ride through, return from fault delays, etc...
A Guide for Calculating Step Distance Relay Settings
For three-terminal lines where the remote station has no breaker-failure protection, set the relay to reach 110% of the sum of the protected line impedance with infeed and the remote line impedance with the
Free Relay Settings Record (Excel) — Printable Template | ECalPro
Dropdown lists for curve type and conditional formatting for overdue test dates are built in. Use this to document all relay settings in a protection coordination study or as a live maintenance register.
Power System Protective Relays: Principles & Practices
Protective relays and devices have been developed over 100 years ago to provide “lastline”of defense for the electrical systems. They are intended to quickly identify a fault and isolate it so the balance of
PRC-005-6
Identify which maintenance method (time-based, performance-based per PRC-005 Attachment A, or a combination) is used to address each Protection System, Automatic Reclosing, and Sudden
Relay Setting & Coordination Calculations
This document provides relay setting and coordination calculations for a LPG bottling plant in Gorakhpur, Uttar Pradesh, India. It details the methodology, objectives, and reference documents for
Helpful Excel Spreadsheets for Protection Engineers
With the help of these spreadsheets below, you can make your endless calculations much easier! Contact us for more information and download:
RELAY SETTING CALCULATION
To determine stability voltage for through fault Vs'' Voltage across the relay at IFS (VS) CT Resistance (RCT)
Optical Power Meters & Sources
High-precision power meters (Ge/InGaAs) and stabilized light sources for insertion loss and return loss testing.
OTDR & Fiber Characterization
Full-featured OTDR, fiber OTDR testers, and modular OTDR test modules for network deployment and troubleshooting.
OSA & Eye Diagram Analyzer
High-resolution OSA for DWDM and eye diagram testers for signal integrity validation.
BERT & Endface Inspection
BERT up to 800G, fiber endface inspection probes, and extinction ratio meters for comprehensive testing.