JIS C 8328:2020 PDF Download

JIS C 8328:2020 standard specifies the requirements for panelboards used in households, shops, and offices. These panelboards are designed for use in the electric circuit of a 100 V AC single-phase two-wire system or a 100/200 V AC single-phase three-wire system at a frequency of 50 Hz or 60 Hz. The panelboards covered by this standard have a rated current not exceeding 150 A and are primarily used as service entrance equipment.

It is important to note that this standard does not cover panelboards with special structures such as waterproof or explosion-proof types. The purpose of this standard is to provide guidelines for the safe and efficient use of panelboards in typical residential and commercial settings. Compliance with this standard ensures that panelboards meet the necessary requirements for electrical safety and performance in household applications.