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summary
C37.20.1a-2020 - IEEE Standard for Metal-Enclosed Low-Voltage (1000 V ac and below, 3200 V dc and below) Power Circuit Breaker Switchgear - Amendment 1: Control and Secondary Circuits and Devices, and All Wiring
description
Standard number: C37.20.1a-2020. Status: Active. DOI: 10.1109/IEEESTD.2020.9093250
Details
Publisher
IEEE
File size
699.19 KB
Pages
16
Format
PDF
Publication date
2020-12-01
ISBN-13
978-1-504-46555-7
ISBN-13 plain
9781504465557
ISBN-10
1504465557