Tag
Control panel
- PB5 November 2026BS EN IEC 61439 or BS EN 60204-1: which applies to a panel?Decision table for machine panels, MCCs, boards feeding machines, loose panels and skids, where public sources disagree, and what to agree in the order.
- PB5 November 2026Panel temperature rise: when a sealed enclosure needs a fanHow much heat a closed steel enclosure sheds at 10, 15 and 20 K, by size and mounting, the fan airflow for the rest, and where makers' coefficients disagree.
- PB5 November 2026Icw, Ipk, Icc, Icu, Ics: is this panel rated for this site?What each short-circuit rating means, how far a cable run drops a transformer's fault current, and the check between a fault-level letter and a nameplate.
- IN5 November 2026UKCA or CE for control panels: which mark for which marketAs of 6 November 2026: the mark and paperwork a control panel needs in Great Britain, Northern Ireland and the EU, and what changes on 20 January 2027.
- TQ5 November 2026Harness testing: what continuity, 4-wire, IR and hipot missWhich electrical test catches which harness fault, and which cannot. A fault-by-test matrix, capacitive current and stored-energy figures, and HSE limits.