DL/T 5186-2004 Electrical-mechanical design code of hydropower plant

NB/T 10878-2021 Hydropower plant mechanical and electrical design specifications

DL 5061-1996 Design code for labour safety and industrial sanitation of water conservancy and hydropower projects DL/T 5080-1997 DL/T 5080-1997 Water Conservancy and Hydropower Engineering Communication Design Technical Specification DL/T 5090-1999 DL/T 5090-1999 Guidelines for Design of Overvoltage Protection and Insulation Coordination in Hydropower Plants DL/T 5091-1999 Grounding Design Technical Guidelines for Hydropower Plant DL/T 5132-2001 Specifications for design secondary circuti of hydroelectric powerplants DL/T 5137 DL/T 5165-2002 Design code for heating ventilation and air conditioning of power house of hydropower station DL/T 5177-2003 Guide for design of relay protection in hydraulic power plants DL/T 621 GB 14285-1993 Technical code for relaying protection and security automatic equipment GB/T 14285-2006 Technical code for relaying protection and security automatic equipment GB/T 14285-2023 Technical code for relaying protection and security automatic equipment GB 50260-2013 Code for seismic design of electrical installations GB/T 321-1980 Preferred numbers and preferred number series GB/T 321-2005 Preferred numbers—Series of preferred numbers GB/T 3805-1993 Extra-low voltage (ELV)—Limit values GB/T 3805-2008 Extra-low voltage(ELV)—Limit values SDJ 278