| 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 |
IEL Online |
IEEE |
Components, Circuits, Devices and Systems |
2020-05-13 |
|
| C37.20.1b-2006 - IEEE Standard for Metal-Enclosed Low-Voltage Power Circuit Breaker Switchgear - Amendment 2: Additional Requirements for Control and Auxiliary Power Wiring in DC Traction Power Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2007-04-30 |
|
| C37.20.2-1987 - IEEE/ANSI Standard for Metal-Clad and Station-Type Cubicle Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2002-12-10 |
|
| C37.20.2-1993 - IEEE Standard for Metal-Clad and Station-Type Cubicle Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
1988-01-01 |
|
| C37.20.2-1999 - IEEE Standard for Metal-Clad Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
1988-01-01 |
|
| C37.20.2-2015 - IEEE Standard for Metal-Clad Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2015-09-28 |
|
| C37.20.2-2015 - IEEE Standard for Metal-Clad Switchgear - Redline |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2015-12-21 |
|
| C37.20.2-2022 - IEEE Standard for Metal-Clad Switchgear |
IEL Online |
IEEE |
Components, Circuits, Devices and Systems |
2023-01-11 |
|
| C37.20.2a-2020 - IEEE Standard for Metal-Clad Switchgear—Amendment 1: Control and Secondary Circuits and Devices, and All Wiring |
IEL Online |
IEEE |
Components, Circuits, Devices and Systems |
2020-05-25 |
|
| C37.20.2b-1994 - Supplement to IEEE Standard for Metal-Clad and Station-Type Cubicle Switchgear: Current Transformers Accuracies |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
1988-01-01 |
|
| C37.20.3-1987 - IEEE Standard for Metal-Enclosed Interrupter Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2002-12-10 |
|
| C37.20.3-2001 - IEEE Standard for Metal-Enclosed Interrupter Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
1988-01-01 |
|
| C37.20.3-2013 - IEEE Standard for Metal-Enclosed Interrupter Switchgear (1 kV–38 kV) |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2014-01-31 |
|
| C37.20.3-2013 - IEEE Standard for Metal-Enclosed Interrupter Switchgear (1 kV–38 kV) - Redline |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2014-03-07 |
|
| C37.20.3-2023 - IEEE Standard for Metal-Enclosed Interrupter Switchgear Rated above 1 kV AC up to and Including 48.3 kV AC |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2023-09-26 |
|
| C37.20.3-2023 - IEEE Standard for Metal-Enclosed Interrupter Switchgear Rated above 1 kV AC up to and Including 48.3 kV AC - Redline |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2025-04-23 |
|
| C37.20.4-1996 - IEEE Trial-Use Standard for Indoor AC Switches (1 kV-38 kV) for Use in Metal-Enclosed Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
1988-01-01 |
|
| C37.20.4-2001 - IEEE Standard for Indoor AC Switches (1 kV - 38 kV) for Use in Metal-Enclosed Switchgear |
IEL Online |
IEEE |
Components, Circuits, Devices and Systems |
2019-04-09 |
|
| C37.20.4-2013 - IEEE Standard for Indoor AC Switches (1 kV to 38 kV) for Use in Metal-Enclosed Switchgear |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2013-05-06 |
|
| C37.20.4-2013 - IEEE Standard for Indoor AC Switches (1 kV to 38 kV) for Use in Metal-Enclosed Switchgear - Redline |
IEL Online |
IEEE |
Power, Energy and Industry Applications |
2013-10-09 |
|
