Connecting devices. Safety requirements for screw-type and screwless-type clamping units for electrical copper conductors. Part 2. Particular requirements for conductors from 35 up to 300 sq. mm
State system for ensuring the uniformity of measurement. State primary standard and state verification schedule for measuring instruments of electromotive force and direct current
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!
