ČSN - Czech national standards

Reference electricity. Testing methods for officially authorized verification

Available design: Print design

Available design: Print design

Available design: Print design

Class 0,5, 1 and 2 alternating-curent watthour meters

Available design: Print design

Available design: Print design

Watt-hour single-phase and three-phase induction meters. Technical requirements and methods of testing

Available design: Print design

Available design: Print design

Alternating current static watt-hour meters for active energy (classes 1 and 2)

Available design: Print design

Maximum demand indicators for electricity meters. Technical requirement and methods of testing

Available design: Print design

Alternating current static watt-hour meters for active energy (classes 0,2 S and 0,5 S)

Available design: Print design