IFC 4.4.0.0 build 20261005 (IFC4X4_DEV_20260525) ⚠ buildingSMART Working Draft. All content is under development.

  • Help suggest improvements
  • Get user or developer support

ElectricalSystemCategory

Semantic definition

Designates the voltage range of the circuit, according to IEC. HIGHVOLTAGE indicates >1000V AC or >1500V DV; LOWVOLTAGE indicates 50-1000V AC or 120-1500V DC; EXTRALOWVOLTAGE indicates <50V AC or <120V DC.

Referenced in
Pset_DistributionSystemTypeElectrical
Table A

Edit on Github

2 contributor(s): ArturTomczakbSI-Bot
Last change: Add missing dot, remove double spaces and start with a capital letter by ArturTomczak on 2026-04-27T17:50:19+02:00

Is this page difficult to understand? Let us know!