State system for ensuring the uniformity of measurements. State primary standard and all-union verification schedule for means measuring quantity of heat
Shunt power capacitors of the non-self-healing type for a.c. systems, having rated voltage up to and including 1 000 V Environmental testing. Part 1. General. Performance, testing and rating. Safety requirements. Guide for installation and operation
€10
Ask a question
Message sent
Your message has been sent. Our experts will respond you shortly. Thank you!
