Low-voltage surge protective devices—Part21:Surge protective devices connected to telecommunications and signalling networks—Performance requirements and testing methods

NEPLATNÁ vydána dne 4.2.2004

Low-voltage surge protective devices—Part 22:surge protective devices connected to telecommunications and signalling networks—Selection and application principles

NEPLATNÁ vydána dne 31.12.2008

Low-voltage surge protective devices—Surge protective devices for specific application including d.c.—Part 31:Requirements and tests for SPDs in photovoltaic applications

NEPLATNÁ vydána dne 24.2.2016

Components for low-voltage surge protective devices—Part 311:Specification for gas discharge tubes(GDT)

NEPLATNÁ vydána dne 30.1.2007

Components for low-voltage surge protective devices—Part 331:Specification for metal oxide varistors(MOV)

NEPLATNÁ vydána dne 21.6.2007

Basic semantics register(BSR)

NEPLATNÁ vydána dne 9.8.2002

Codes for types of means of transport

NEPLATNÁ vydána dne 9.8.2002

Codes for types of means of transport

NEPLATNÁ vydána dne 14.1.2011

Information technology—Technical aspects of 130mm optical disk cartridge write-once recording format

NEPLATNÁ vydána dne 9.8.2002

General specification for air ion measuring instruments

NEPLATNÁ vydána dne 8.10.2002