Electrical technical guides for guidance on electrical regulations and best practices from BS 7671, BS 7909, BS 5839-6, building regulations and many more technical sources.
Electrical technical guidance on all things electrical from BS 7671 (BS7671), BS 7909 (BS7909), BS 5839 (BS5839), BS 5839-6, (BS5839-6).
Subjects include: IP ratings, EICR’s, cooker switches and cookers, sockets and sinks, temporary electrical installations and systems, landlord interim electrical visual inspections, event power, coding of EICR observations and many many more….
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RJ45 pinout connections and wiring diagrams for cat5, cat5E and cat6 data cables.
A complete guide to resistor colour codes and calculating resistor resistance values.
A guide to the Safe Isolation Procedure for electrical circuits.
EICR coding guidance for Unidirectional RCDs and MCBs in existing electrical installations.
A explanation why you SHOULD NOT use an impact driver to tighten terminals within a consumer unit.
How economy 7 immersion heaters work with off-peak and peak rate immersion heaters and how to control them.
SWA Current Carrying Capacity and Voltage Drop for SWA Cables.
SY cables and BS 7671 – Can SY cables be used in electrical installations?
RCD types (AC, A, A-APR, B, B+, F) symbols and their meanings with example uses.
Y Plan wiring diagram for fully pumped central heating & hot water systems.