Code of practice for safe operation of traction batteries.

NEPLATNÁ vydána dne 31.12.1982

Residual current operated circuit-breakers for household and similar use. Outline of blocks and modules for residual current device standards.

NEPLATNÁ vydána dne 28.2.2017

Residual current operated circuit-breakers for household and similar use. Particular requirements for RCDs with screwless-type terminals for external copper conductors.

NEPLATNÁ vydána dne 30.9.2016

Residual current operated circuit-breakers for household and similar use. Particular requirements for RCDs with flat quick-connect terminations.

NEPLATNÁ vydána dne 30.9.2016

Residual current operated circuit-breakers for household and similar use. Specific requirements for RCDs with screw-type terminals for external untreated aluminium conductors and with aluminium screw-type terminals for use with copper or with aluminium conductors.

NEPLATNÁ vydána dne 30.9.2016

Electrolyte and water for vented lead acid accumulators. Requirements for electrolyte.
(Elektrolyt a voda pro uzavřené větrané olověné akumulátory - Část 1: Požadavky na elektrolyt.)

NEPLATNÁ vydána dne 2.7.2018

Magnetic tape sound recording and reproducing systems. Specification for general conditions and requirements.

NEPLATNÁ vydána dne 21.12.1990

Magnetic tape sound recording and reproducing systems. Specification for calibration tapes.

NEPLATNÁ vydána dne 30.11.1982

Magnetic tape sound recording and reproducing systems. Methods of measuring the characteristics of recording and reproducing equipment for sound on magnetic tape.

NEPLATNÁ vydána dne 30.11.1982

Magnetic tape sound recording and reproducing systems. Specification for cassettes for commercial tape records and domestic use.

NEPLATNÁ vydána dne 30.10.1987