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IEEE Standard for Metal-Enclosed Low-Voltage (1000 V ac and below, 3200 V dc and below) Power Circuit Breaker Switchgear Original standard IEEE Std C37.20.1-2026 in PDF full version. Additional info + preview on request

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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 Original standard IEEE Std C37.20.1a-2020 in PDF full version. Additional info + preview on request

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IEEE Standard for Metal-Clad Switchgear Original standard IEEE Std C37.20.2-2015 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEEE Std C37.20.2-2025

IEEE Standard for Metal-Clad Switchgear Original standard IEEE Std C37.20.2-2022 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEEE Std C37.20.2-2025

IEEE Standard for Metal-Clad Switchgear Original standard IEEE Std C37.20.2-2025 in PDF full version. Additional info + preview on request

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IEEE Standard for Metal-Enclosed Interrupter Switchgear (1 kV-38 kV) Original standard IEEE Std C37.20.3-2013 in PDF full version. Additional info + preview on request

Document status: Replaced by St IEEE Std C37.20.3-2023