All Guides
Browse the full library of updated guides. Use tags to narrow down, or navigate pages.
Browse by Tag
All Updated Guides
Fuse vs Breaker Sizing: When to Use Each OCPD (with Examples)
Compare fuse and circuit breaker sizing for industrial feeders and branches—free screening steps, MCCB context, and links to breaker and cable calculators.
Read Full ArticleGenerator Fuel Consumption & Runtime Planning (Screening)
Estimate diesel generator fuel use and runtime from kW load—free screening formulas and examples linked to generator sizing tools (not a fuel calculator).
Read Full ArticleLead Acid vs Lithium UPS Battery (VRLA, AGM, Gel Guide)
Compare VRLA, AGM, gel, and lithium UPS backup batteries: energy density, C-rate, life, safety, and when each chemistry fits—free examples with Ah and runtime calculators.
Read Full ArticleProtection Coordination & SCCR Planning Overview
Plan selective coordination and panel SCCR before final OCPD selection—free checklist with fuse/breaker context and links to protection calculators.
Read Full ArticleShort-Circuit & Fault Current Planning Overview (Industrial)
Plan short-circuit studies before breaker SCCR and cable withstand checks—free checklist, terminology, and links to protection calculators (not a fault calculator).
Read Full ArticleTransformer Impedance (%Z) Explained for Fault Planning
Understand transformer percent impedance (%Z) for fault screening—how it affects available current and links to short-circuit planning (not an impedance calculator).
Read Full ArticleUPS ATS Transfer Time: Generator Sequences and Planning Checklist
Plan automatic transfer switch timing for UPS-backed loads: crank, stabilization, overlap, re-transfer, and MOP tables—free examples tied to generator and runtime calculators.
Read Full ArticleUPS Battery DoD, Cycle Life and Replacement (Planning Guide)
Plan UPS battery depth of discharge, cycle budgets, degradation, and replacement intervals for VRLA and lithium strings—free formulas with Ah and runtime calculators.
Read Full ArticleUPS Ride-Through and Bridge Time: How Many Minutes You Need
Define UPS bridge minutes for generator transfer, ATS gaps, and shutdown windows—formula, examples, and verification with runtime and battery calculators.
Read Full ArticleLoad Factor for Factory Demand: Formula, Example & Sizing Use
Calculate load factor from peak vs average kW—free example for transformer utilisation, energy cost, and generator screening linked to factory load tools.
Read Full Article