Magnetic materials. Specifications for individual materials. Electrical steel strip and sheet with specified mechanical properties and magnetic polarization.

Norma vydána dne 1.7.2026

Magnetic materials. Specifications for individual materials. Thin electrical steel strip and sheet for use at medium frequencies.

Norma vydána dne 2.7.2026

Automatic electrical controls. Particular requirements for automatic electrical air flow, water flow and water level sensing controls.

Norma vydána dne 7.7.2026

Automatic electrical controls. Particular requirements for temperature sensing controls.

Norma vydána dne 7.7.2026

Optical fibre cables. Generic specification. Basic optical cable test procedures. Mechanical tests methods. Bending stiffness, method E17.

Norma vydána dne 7.7.2026

Optical fibre cables. Generic specification. Basic optical cable test procedures. Mechanical tests methods. Ripcord functional test, Method E25.

Norma vydána dne 8.7.2026

Optical fibre cables. Generic specification. Basic optical cable test procedures. Determination of the maximum applicable push force during cable installation by blowing.

Norma vydána dne 7.7.2026

Low-voltage switchgear and controlgear. Semiconductor circuit-breakers.

Norma vydána dne 7.7.2026

Radio-frequency connectors. Electrical test methods. Surge withstand. Surge protective devices built in a coaxial connector. Performance requirements and testing methods.

Norma vydána dne 7.7.2026

Low-voltage surge protective devices. Surge isolation transformers (SITs) connected to low-voltage distribution system. Requirements and test methods.

Norma vydána dne 7.7.2026