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ČSN EN 61557-3-ed.2:2007/Z1 (356230)
Elektrická bezpečnost v nízkonapěťových rozvodných sítích se střídavým napětím do 1000 V a se stejnosměrným napětím do 1500 V - Zařízení ke zkoušení, měření nebo sledování činnosti prostředků ochrany - Část 3: Impedance smyčky.
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STANDARD published on 1.12.2022
The information about the standard:
Designation standards: ČSN EN 61557-3-ed.2:2007/Z1
Classification mark: 356230
Catalog number: 516088
Note: Change
Publication date standards: 1.12.2022
SKU: NS-1091030
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
The category - similar standards:
Measurement of electrical and magnetic quantitiesElectrical insulation in generalPower transmission and distribution networks in general
This change (correction) applies to this standard:
ČSN EN 61557-3-ed.2 (356230)
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Electrical safety in low voltage distribution systems up to 1 000 V a.c. and 1 500 V d.c. - Equipment for testing, measuring or monitoring of protective measures - Part 3: Loop impedance
Standard published on 1.12.2007
Selected format: Czech - Print design (9.20 USD)
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