歡迎訪問中科光析科學技術研究所官網!
免費咨詢熱線
400-635-0567
接地電阻檢測項目報價???解決方案???檢測周期???樣品要求? |
點 擊 解 答??![]() |
Earth Resistance Meters
本標準規定了接地電阻表的定義、分類、要求、試驗方法、檢驗規則、標志、包裝、運輸和貯存。 本標準適用于一般工業測量1000Ω以下接地電阻用的直接作用模擬顯示接地電阻表。 本標準也適用于帶電子測量線路的模擬顯示的接地電阻表。 本標準不適用: 數字式接地電阻表
Earth resistance meters
Earth testers
本標準適用于內裝有電池之電位差計和攜帶用壓降式接地電阻測試計而具有測定 1000 Ω 以下之接地電阻之能力者
Earth Testers
Short distance measurement method of grounding grid grounding resistance
本標準規定了中性點接地電阻器(以下簡稱電阻器)的術語和定義、產品型號、使用條件、技術性能、試驗分類及項目、試驗方法、標志、包裝、運輸、貯存及產品文件等。 本標準僅適用于35kV及以下電壓等級、額定頻率為5OHz或6OHz的中性點接地電阻器
Resistors for earthed neutral
本標準適用于航站樓(候機樓)、航管指揮塔、飛機維修庫、計算機房、儲油罐等接地裝置的測量,也適用于防雷接地裝置、機場通信導航設施及機場其他地面設備接地裝置的測量
Measurement code for commercial frequency earth resistance
Neutral point grounding resistor
Power frequency ground resistance measurement for poles & towers
本規程適用于數字式鉗形接地電阻儀(以下簡稱鉗阻儀)的首次檢定、后續檢定和使用中的檢驗
Verification Regulation of Clamp Earth Eesistance Meters
This standard covers the requirements and tests for portable direct reading, three and four terminal earth resistance meters ( hand-operated
Describe and discuss the present state of the technique of measuring ground resistance and impedance, earth resistivity, potential gradients from
Guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system
本標準規定了配電系統中中性點接地電阻器(以下簡稱電阻器)的技術性能、型式試驗和出廠試驗以及標志、包裝和貯運的要求。 本標準適用于電力系統標稱交流電壓50Hz、35kV及以下的空氣自冷式金屬材料接地電阻器
Specification for neutral-to-earth resistance in distrbution system
Practical test methods and techniques are presented for measuring the electrical characteristics of grounding systems. Topics addressed include safety
IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
Practical test methods and techniques are presented for measuring the electrical characteristics of grounding systems. Topics addressed include safety
IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
Earth Resistance Meters
本標準規定了接地電阻表的定義、分類、要求、試驗方法、檢驗規則、標志、包裝、運輸和貯存。 本標準適用于一般工業測量1000Ω以下接地電阻用的直接作用模擬顯示接地電阻表。 本標準也適用于帶電子測量線路的模擬顯示的接地電阻表。 本標準不適用: 數字式接地電阻表
Earth resistance meters
Earth testers
本標準適用于內裝有電池之電位差計和攜帶用壓降式接地電阻測試計而具有測定 1000 Ω 以下之接地電阻之能力者
Earth Testers
Short distance measurement method of grounding grid grounding resistance
本標準規定了中性點接地電阻器(以下簡稱電阻器)的術語和定義、產品型號、使用條件、技術性能、試驗分類及項目、試驗方法、標志、包裝、運輸、貯存及產品文件等。 本標準僅適用于35kV及以下電壓等級、額定頻率為5OHz或6OHz的中性點接地電阻器
Resistors for earthed neutral
本標準適用于航站樓(候機樓)、航管指揮塔、飛機維修庫、計算機房、儲油罐等接地裝置的測量,也適用于防雷接地裝置、機場通信導航設施及機場其他地面設備接地裝置的測量
Measurement code for commercial frequency earth resistance
Neutral point grounding resistor
Power frequency ground resistance measurement for poles & towers
本規程適用于數字式鉗形接地電阻儀(以下簡稱鉗阻儀)的首次檢定、后續檢定和使用中的檢驗
Verification Regulation of Clamp Earth Eesistance Meters
This standard covers the requirements and tests for portable direct reading, three and four terminal earth resistance meters ( hand-operated
Describe and discuss the present state of the technique of measuring ground resistance and impedance, earth resistivity, potential gradients from
Guide for measuring earth resistivity, ground impedance, and earth surface potentials of a ground system
本標準規定了配電系統中中性點接地電阻器(以下簡稱電阻器)的技術性能、型式試驗和出廠試驗以及標志、包裝和貯運的要求。 本標準適用于電力系統標稱交流電壓50Hz、35kV及以下的空氣自冷式金屬材料接地電阻器
Specification for neutral-to-earth resistance in distrbution system
Practical test methods and techniques are presented for measuring the electrical characteristics of grounding systems. Topics addressed include safety
IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System
Practical test methods and techniques are presented for measuring the electrical characteristics of grounding systems. Topics addressed include safety
IEEE Guide for Measuring Earth Resistivity, Ground Impedance, and Earth Surface Potentials of a Grounding System