IEEE PC37.20.1a/D3, May 2019
IEEE Draft Standard for Metal-Enclosed Low-Voltage (1000Vac and below, 3200Vdc and below) Power Circuit Breaker Switchgear Amendment 1: Control and Secondary Circuits and Devices, and All Wiring

Standard No.

IEEE PC37.20.1a/D3, May 2019

Release Date

2019

Published By

Institute of Electrical and Electronics Engineers (IEEE)

Scope

The requirements for control, secondary, and logic-level wiring are addressed in this amendment. It covers wire type, ampacity, and methods for protecting wiring across a hinge.