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ČSN - Czech national standards - Page 984

Standards ČSN - Czech national standards - Page 984

ČSN is a protected designation of Czech national technical standards.

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Preview ČSN EN ISO 15957 1.8.2026 Preview of the standard
ČSN EN ISO 15957 (125007)

Test dusts for evaluating air cleaning equipment

Standard published on 1.8.2026

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Preview ČSN EN ISO 15957 1.9.2015 Preview of the standard
ČSN EN ISO 15957 (125007) WITHDRAWN

Test dusts for evaluating air cleaning equipment

WITHDRAWN published on 1.9.2015

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Preview ČSN EN ISO 16891 1.9.2016 Preview of the standard
ČSN EN ISO 16891 (125008)

Test methods for evaluating degradation of characteristics of cleanable filter media

Standard published on 1.9.2016

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Preview ČSN EN ISO 16890-1 1.4.2018 Preview of the standard
ČSN EN ISO 16890-1 (125009)

Air filters for general ventilation - Part 1: Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM)

Standard published on 1.4.2018

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Preview ČSN EN ISO 16890-2 1.1.2024 Preview of the standard
ČSN EN ISO 16890-2 (125009)

Air filters for general ventilation - Part 2: Measurement of fractional efficiency and air flow resistance

Standard published on 1.1.2024

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Preview ČSN EN ISO 16890-3 1.2.2025 Preview of the standard
ČSN EN ISO 16890-3 (125009)

Air filters for general ventilation - Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured

Standard published on 1.2.2025

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Preview ČSN EN ISO 16890-4 1.1.2024 Preview of the standard
ČSN EN ISO 16890-4 (125009)

Air filters for general ventilation - Part 4: Conditioning method to determine the minimum fractional test efficiency

Standard published on 1.1.2024

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Preview ČSN EN ISO 16890-1 1.11.2017 Preview of the standard
ČSN EN ISO 16890-1 (125009) WITHDRAWN

Air filters for general ventilation - Part 1: Technical specifications, requirements and classification system based upon particulate matter efficiency (ePM)

WITHDRAWN published on 1.11.2017

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Preview ČSN EN ISO 16890-2 1.11.2017 Preview of the standard
ČSN EN ISO 16890-2 (125009) WITHDRAWN

Air filters for general ventilation - Part 2: Measurement of fractional efficiency and air flow resistance

WITHDRAWN published on 1.11.2017

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Preview ČSN EN ISO 16890-2 1.2.2023 Preview of the standard
ČSN EN ISO 16890-2 (125009) WITHDRAWN

Air filters for general ventilation - Part 2: Measurement of fractional efficiency and air flow resistance

WITHDRAWN published on 1.2.2023

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