GOST 23355-78

Residual current operated circuit-breakers with integral overcurrent protection for household and similar uses (RCBOs). Part 1. General rules and test methods

Soils. Seismic cone penetration field test method

Fire safety belt. Specifications

Semiconductor devices. Discrete devices and integrated circuits. Part 5. Optoelectronic devices

Radio-frequency cable type PK 75-13-18. Specifications

Occupational safety standards system. Respiratory protective devices. Half masks without inhalation valves and with separable filters to protect against gases or gases and particles or particles only. General specifications