Junction boxes for photovoltaic modules. Safety requirements and tests.
(Připojovací skříňky pro fotovoltaické moduly - Bezpečnostní požadavky a zkoušky. )

NEPLATNÁ vydaná dňa 31.5.2015

Measurement method for the output of electroshock weapons.

NEPLATNÁ vydaná dňa 18.5.2020

Protection against lightning. Thunderstorm warning systems.
(Ochrana před bleskem - Výstražné systémy před bouřkou. )

NEPLATNÁ vydaná dňa 2.7.2018

Specification for crude coconut oil.

NEPLATNÁ vydaná dňa 28.10.1935

Specification for crude coconut oil.

NEPLATNÁ vydaná dňa 28.3.1967

Devices without moving parts for the prevention of contamination of water by backflow.. Specification for type A air gaps.

NEPLATNÁ vydaná dňa 30.11.1982

Devices without moving parts for the prevention of contamination of water by backflow. Specification for type A air gaps.

NEPLATNÁ vydaná dňa 1.5.1992

Devices without moving parts for the prevention of contamination of water by backflow. Specification for type B air gaps.

NEPLATNÁ vydaná dňa 30.11.1982

Devices without moving parts for the prevention of contamination of water by backflow. Specification for pipe interrupters of nominal size up to and including DN 42.

NEPLATNÁ vydaná dňa 30.11.1982

Plain bearings. Testing under conditions of hydrodynamic and mixed lubrication in test rigs.

NEPLATNÁ vydaná dňa 30.11.2007