GOST 31340-2007

Means measuring laser output average power. Types. Basic parameters. Measuring methods

Adjustable speed electrical power drive systems. Part 9-2. Energy efficiency of power drive systems, electric motor starters, power electronics and electromechanical systems based on them. Energy efficiency indicators for power drive systems and motor starters

Safety in electroheat equipment. Part 5. Particular requirements for plasma electroheat installations

Leather. Physical and mechanical tests. Determination of water vapour permeability

Safety of household and similar electrical appliances. Particular requirements for frying pans, deep fat fryers and similar appliances and test methods

Round head rivets classes B and C. Specifications