| Standard ID | DL/T 277-2023 (DL/T277-2023) |
| Description (Translated English) | (Technical regulations for control and protection setting of high voltage direct current transmission system) |
| Sector / Industry | Electricity & Power Industry Standard (Recommended) |
| Classification of Chinese Standard | K45 |
| Classification of International Standard | 29.24 |
| Word Count Estimation | 49,437 |
| Date of Issue | 2023-10-11 |
| Date of Implementation | 2024-04-11 |
| Older Standard (superseded by this standard) | DL/T 277-2012 |
| Issuing agency(ies) | National Energy Board |