IEC 60255-151:2009 specifies minimum requirements for over/under current relays. It includes a specification of the protection function, measurement characteristics and time delay characteristics. Defines the influencing factors that affect the accuracy under steady state conditions and performance characteristics during dynamic conditions.
IEC 60255-151 Ed. 1.0 b:2009
Original price was: $278.00.$139.00Current price is: $139.00.
Measuring relays and protection equipment – Part 151: Functional requirements for over/under current protection
International Electrotechnical Commission , 08/28/2009
Pages: 63
