
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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本标准规定了高原环境下低压电器共有的补充技术要求,包括定义、电器的有关资料、结构和性能要求、特性及试验方法。本标准适用于安装在海拔2000 m 以上至5000 m 的低压电器,该电器用于连接额定电压交流不超过1000V或直流不超过1500V的电路。本标准不适用GB/T7251(所有部分)规定的低压
Specific environmental condition—Technical requirements of low-voltage apparatuses for plateau
本标准规定了高原环境下低压电器共有的补充技术要求,包括:定义、电器的有关资料、结构和性能要求、特性、试验方法等。 本标准适用于安装在海拔2000m以上至5000m的低压电器,该电器用于连续额定电压交流不超过1000V或直流不超过1500V的电路。 本标准不适用GB 7251规定的低压成套开关设备
Specific environmental condition-Technical requirements of low-voltage apparatuses for plateau
本标准规定了高压电气设备在高于海拔1000m,不超过海拔5000m的高海拔地区工作时与周围大气有关的特殊技术要求。 本标准适用于最高电压大于1kv的三相交流电力系统和直流电力系统中使用的高压电器设备,这些设备包括:断路器、隔离开关、负荷开关、接地开关、熔断器、避雷器、限流电抗器、电流互感器以及组合
Special environment condition-Technical requirements of high-voltage apparatuses for plateau
Hv/lv transformers for public lighting.
本标准规定了高、低压直流稳压电源的测试方法。 本标准适用于核仪器用高、低压直流稳压电源
Test procedures for stabilized d.c high/low voltage power for nuclear instruments
Low-voltage surge protective devices -- Part 12: Surge protective devices connected to low-voltage power systems -- Selection and application principles
Low-voltage surge protective devices Part 12: Surge protective devices connected to low-voltage power systems – Selection and application principles
This part of IEC 61643 describes the principles for selection, operation, location and co-ordination of SPDs to be connected to 50 Hz to 60 Hz a.c
Low-voltage surge protective devices — Part 12: Surge protective devices connected to low-voltage power systems — Selection and application principles
本标准适用于高压及特高压电容器或电容器群串联连接以减轻电路或抑制电容器突增电流用电抗器
Series Reactors for High Voltage Power Capacitors
MICROCIRCUIT, HYBRID, LINEAR, HIGH CURRENT, LOW DROPOUT, VOLTAGE REGULATOR
MICROCIRCUIT, HYBRID, LINEAR, HIGH CURRENT, LOW DROPOUT, VOLTAGE REGULATOR
Describes the principles for selection, operation, location and co-ordination of SPDs to be connected to 50 Hz to 60 Hz a.c. and to d.c. power
Low-voltage surge protective devices Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
Low-voltage surge protective devices -- Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
IEC 61643-12:2008 describes the principles for selection, operation, location and coordination of SPDs to be connected to 50 Hz to 60 Hz a.c
Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
Low-voltage surge protective devices-Part 12:Surge protective devices connected to low-voltage power distribution systems-Selection and application principles
本标准规定了高原环境下低压电器共有的补充技术要求,包括定义、电器的有关资料、结构和性能要求、特性及试验方法。本标准适用于安装在海拔2000 m 以上至5000 m 的低压电器,该电器用于连接额定电压交流不超过1000V或直流不超过1500V的电路。本标准不适用GB/T7251(所有部分)规定的低压
Specific environmental condition—Technical requirements of low-voltage apparatuses for plateau
本标准规定了高原环境下低压电器共有的补充技术要求,包括:定义、电器的有关资料、结构和性能要求、特性、试验方法等。 本标准适用于安装在海拔2000m以上至5000m的低压电器,该电器用于连续额定电压交流不超过1000V或直流不超过1500V的电路。 本标准不适用GB 7251规定的低压成套开关设备
Specific environmental condition-Technical requirements of low-voltage apparatuses for plateau
本标准规定了高压电气设备在高于海拔1000m,不超过海拔5000m的高海拔地区工作时与周围大气有关的特殊技术要求。 本标准适用于最高电压大于1kv的三相交流电力系统和直流电力系统中使用的高压电器设备,这些设备包括:断路器、隔离开关、负荷开关、接地开关、熔断器、避雷器、限流电抗器、电流互感器以及组合
Special environment condition-Technical requirements of high-voltage apparatuses for plateau
Hv/lv transformers for public lighting.
本标准规定了高、低压直流稳压电源的测试方法。 本标准适用于核仪器用高、低压直流稳压电源
Test procedures for stabilized d.c high/low voltage power for nuclear instruments
Low-voltage surge protective devices -- Part 12: Surge protective devices connected to low-voltage power systems -- Selection and application principles
Low-voltage surge protective devices Part 12: Surge protective devices connected to low-voltage power systems – Selection and application principles
This part of IEC 61643 describes the principles for selection, operation, location and co-ordination of SPDs to be connected to 50 Hz to 60 Hz a.c
Low-voltage surge protective devices — Part 12: Surge protective devices connected to low-voltage power systems — Selection and application principles
本标准适用于高压及特高压电容器或电容器群串联连接以减轻电路或抑制电容器突增电流用电抗器
Series Reactors for High Voltage Power Capacitors
MICROCIRCUIT, HYBRID, LINEAR, HIGH CURRENT, LOW DROPOUT, VOLTAGE REGULATOR
MICROCIRCUIT, HYBRID, LINEAR, HIGH CURRENT, LOW DROPOUT, VOLTAGE REGULATOR
Describes the principles for selection, operation, location and co-ordination of SPDs to be connected to 50 Hz to 60 Hz a.c. and to d.c. power
Low-voltage surge protective devices Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
Low-voltage surge protective devices -- Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
IEC 61643-12:2008 describes the principles for selection, operation, location and coordination of SPDs to be connected to 50 Hz to 60 Hz a.c
Low-voltage surge protective devices - Part 12: Surge protective devices connected to low-voltage power distribution systems - Selection and application principles
Low-voltage surge protective devices-Part 12:Surge protective devices connected to low-voltage power distribution systems-Selection and application principles








