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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本标准适用于具有短路保护功能的电涌保护器(简称SPDI)。SPDI是指包含了用来限制电压和泄放电涌电流的限压型非线性元件,且与短路保护功能组合成为整体式的一种电器。SPDI具有对间接雷电和直接雷电效应或其他瞬态过电压电涌进行保护的功能,同时具有分断因其内部限压型非线性元件发生短路失效而产生的系统故障
Surge protective devices with integral short circuit protection function
Measuring relays and protection equipment. Functional requirements for distance protection
Measuring relays and protection equipment. Functional requirements for over/under voltage protection
This part of IEC 60255 specifies minimum requirements for over/under current relays. This standard includes a specification of the protection
Measuring relays and protection equipment - Functional requirements for over/under current protection
本标准适用于常开型集成火花间隙过电流保护功能的电涌保护器(以下简称SIS)。SIS可连接到交流额定电压不超过440 V(有效值)、50/60 Hz的电路和设备。 SIS是指包含了用来限制电压和泄放电涌电流的非线性元件,且与过电流保护功能组合成为整体的一种电器。它具有对间接雷电和
SPDs with integrated overcurrent protection function based on spark gap
本部分规定了过/欠电流继电器的最低要求。本部分包括保护功能、测量特性和延时特性的技术规范。 本部分适用于对稳态准确度和动态性能的影响因素,还包括检验性能和准确度的试验方法。 本部分不包含IEC 60255-8中规定的电热继电器。量度继电器和保护装置的通用要求按IEC 60255-1的规定
Measuring relays and protection equipment.Part 151:Functional requirements for over/under current protection
本部分规定了过/欠电压继电器的最低要求。本部分包括保护功能、测量特性和延时特性的技术规范。本部分规定了对稳态准确度和动态性能的影响因素,还包括检验性能和准确度的试验方法。量度继电器和保护装置的通用要求按IEC 60255-1的规定
Measuring relays and protection equipment.Part 127:Functional requirements for over/under voltage protection
Measuring relays and protection equipment—Part 181:Functional requirements for frequency protection
Measuring relays and protection equipment—Part 121:Functional requirements for distance protection
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
Measuring relays and protection equipment - Part 151: Functional reuirements for over/under current protection
Measuring relays and protection equipment - Part 151 : functional requirements for over/under current protection.
This part of IEC 60255 specifies minimum requirements for over/under voltage relays. The standard includes specification of the protection function
Measuring relays and protection equipment - Part 127: Functional requirements for over/under voltage protection
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
本标准适用于具有短路保护功能的电涌保护器(简称SPDI)。SPDI是指包含了用来限制电压和泄放电涌电流的限压型非线性元件,且与短路保护功能组合成为整体式的一种电器。SPDI具有对间接雷电和直接雷电效应或其他瞬态过电压电涌进行保护的功能,同时具有分断因其内部限压型非线性元件发生短路失效而产生的系统故障
Surge protective devices with integral short circuit protection function
Measuring relays and protection equipment. Functional requirements for over/under voltage protection
Measuring relays and protection equipment. Functional requirements for distance protection
This part of IEC 60255 specifies minimum requirements for over/under current relays. This standard includes a specification of the protection
Measuring relays and protection equipment - Functional requirements for over/under current protection
本标准适用于常开型集成火花间隙过电流保护功能的电涌保护器(以下简称SIS)。SIS可连接到交流额定电压不超过440 V(有效值)、50/60 Hz的电路和设备。 SIS是指包含了用来限制电压和泄放电涌电流的非线性元件,且与过电流保护功能组合成为整体的一种电器。它具有对间接雷电和
SPDs with integrated overcurrent protection function based on spark gap
本部分规定了过/欠电流继电器的最低要求。本部分包括保护功能、测量特性和延时特性的技术规范。 本部分适用于对稳态准确度和动态性能的影响因素,还包括检验性能和准确度的试验方法。 本部分不包含IEC 60255-8中规定的电热继电器。量度继电器和保护装置的通用要求按IEC 60255-1的规定
Measuring relays and protection equipment.Part 151:Functional requirements for over/under current protection
本部分规定了过/欠电压继电器的最低要求。本部分包括保护功能、测量特性和延时特性的技术规范。本部分规定了对稳态准确度和动态性能的影响因素,还包括检验性能和准确度的试验方法。量度继电器和保护装置的通用要求按IEC 60255-1的规定
Measuring relays and protection equipment.Part 127:Functional requirements for over/under voltage protection
Measuring relays and protection equipment—Part 121:Functional requirements for distance protection
Measuring relays and protection equipment—Part 181:Functional requirements for frequency protection
Measuring relays and protection equipment - Part 151 : functional requirements for over/under current protection.
This part of IEC 60255 specifies minimum requirements for over/under voltage relays. The standard includes specification of the protection function
Measuring relays and protection equipment - Part 127: Functional requirements for over/under voltage protection
Measuring relays and protection equipment - Part 151: Functional reuirements for over/under current protection
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection
Measuring relays and protection equipment - Part 151: Functional requirements for over/under current protection