GB - Chinese national standards

Resistance welding—Welding current measurement for resistance welding—Part 2: Welding current meter with current sensing coil

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Resistance welding—Welding current measurement for resistance welding—Part 3: Current sensing coil

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Resistance welding—Welding current measurement for resistance welding—Part 4: Calibration system

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Resistance welding—Welding current measurement for resistance welding—Part 5: Verification of welding current measuring system

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Variable-frequency drive for injection molding machine

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Thyristor valves of multistage controlled shunt reactors in extra high-voltage transmission systems

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Installation couplers intended for permanent connection in fixed installations

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Field test code of controlled shunt reactor of extra high voltage—Part 1: Multistage controlled shunt reactor

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Metal-oxide surge arresters with external series gap (EGLA) for overhead transmission and distribution lines of a.c. systems above 1 kV

Available languages: English, Chinese

Available design: electronic design (pdf), Print design

Subdivision and numbering for the lunar primary scale topographic maps

Available languages: English, Chinese

Available design: electronic design (pdf), Print design