
发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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本标准规定了零序电流方向保护装置的分类原则、技术要求和检验方法。 本标准适用于零序电流方向保护装置,该类装置是用于大电流接地系统中作为接地故障的保护
Technical specification for zero sequence current direction protection equipment
Static zero-sequence current direction protection device Technical conditions
本标准规定了负序反时限过流保护装置的分类原则、技术要求和检验方法。 本标准适用于负序反时限过流保护装置,该类装置是用于大中型同步发电机保护,作为发生不对称故障和不对称运行时,防止负序电流引起发电机转子过热而遭致破坏,保证电力系统安全运行。 本标准仅适用于新的装置
Negative sequence inverse time overcurrent protection
本标准规定了电流继电器与保护装置的产品分类、技术要求、试验方法、检验规则、标志、使用说明书书及包装、运输、贮存。 本标准适用于电流继电器和电流保护装置。该类产品使用于电力系统输电线路、发电机、变压器等继电保护线路中,作为过电流或欠电流保护。 本标准同样适用于零序电流及负序电流产品
Current and current protection equipment
This standard defines the performance requirements for an ESD control program for electrical and electronic parts, assemblies, and equipment
ELECTROSTATIC DISCHARGE CONTROL PROGRAM FOR PROTECTION OF ELECTRICAL AND ELECTRONIC PARTS, ASSEMBLIES AND EQUIPMENT (EXCLUDING ELECTRICALLY INITIATED EXPLOSIVE DEVICES)
Technical specifications for static negative sequence inverse time lag current protection device
UL Standard for Safety Solid State Overcurrent Protectors (First Edition; Reprint with revisions through and including May 2@ 2014)
Low voltage electric installations PROTECTION NUL CONNECTION Specifications
Low voltage electric installations PROTECTION NUL CONNEGTIONS Specifications
Protection of heavy-current installations against overvoltage
Names of components in the three CEN languages and diagrams for respiritory protective equipment
Respiratory protective devices - Nomenclature of components
本标准规定了正确选择、安装、使用剩余电流动作保护装置(以下简称为剩余电流保护装置,简称RCD)及其运行管理的有关要求。 本标准适用于工作电压为交流50Hz或60Hz,额定电压不超过230/400(220/380)V的电源中性点直接接地的供用电系统。 本标准不适用于相与相
Installation and operation of residual current operated protective devices
이 표준은 과전류의 영향으로부터 회로도체의 보호요건을 제공한다
Low-voltage electrical installations-Part 4-43:Protection for safety-Protection against overcurrent
本标准规定了零序电流方向保护装置的分类原则、技术要求和检验方法。 本标准适用于零序电流方向保护装置,该类装置是用于大电流接地系统中作为接地故障的保护
Technical specification for zero sequence current direction protection equipment
Static zero-sequence current direction protection device Technical conditions
本标准规定了负序反时限过流保护装置的分类原则、技术要求和检验方法。 本标准适用于负序反时限过流保护装置,该类装置是用于大中型同步发电机保护,作为发生不对称故障和不对称运行时,防止负序电流引起发电机转子过热而遭致破坏,保证电力系统安全运行。 本标准仅适用于新的装置
Negative sequence inverse time overcurrent protection
本标准规定了电流继电器与保护装置的产品分类、技术要求、试验方法、检验规则、标志、使用说明书书及包装、运输、贮存。 本标准适用于电流继电器和电流保护装置。该类产品使用于电力系统输电线路、发电机、变压器等继电保护线路中,作为过电流或欠电流保护。 本标准同样适用于零序电流及负序电流产品
Current and current protection equipment
This standard defines the performance requirements for an ESD control program for electrical and electronic parts, assemblies, and equipment
ELECTROSTATIC DISCHARGE CONTROL PROGRAM FOR PROTECTION OF ELECTRICAL AND ELECTRONIC PARTS, ASSEMBLIES AND EQUIPMENT (EXCLUDING ELECTRICALLY INITIATED EXPLOSIVE DEVICES)
Technical specifications for static negative sequence inverse time lag current protection device
UL Standard for Safety Solid State Overcurrent Protectors (First Edition; Reprint with revisions through and including May 2@ 2014)
Low voltage electric installations PROTECTION NUL CONNECTION Specifications
Low voltage electric installations PROTECTION NUL CONNEGTIONS Specifications
Protection of heavy-current installations against overvoltage
Names of components in the three CEN languages and diagrams for respiritory protective equipment
Respiratory protective devices - Nomenclature of components
本标准规定了正确选择、安装、使用剩余电流动作保护装置(以下简称为剩余电流保护装置,简称RCD)及其运行管理的有关要求。 本标准适用于工作电压为交流50Hz或60Hz,额定电压不超过230/400(220/380)V的电源中性点直接接地的供用电系统。 本标准不适用于相与相
Installation and operation of residual current operated protective devices
이 표준은 과전류의 영향으로부터 회로도체의 보호요건을 제공한다
Low-voltage electrical installations-Part 4-43:Protection for safety-Protection against overcurrent








