RIS & P&B Protection Relay Characteristic Curve formulae
RIS & P&B Protection Relay Characteristic Curve formulae
(OP)
Hello,
Can anybody direct me to ASEA RIS & P&B Gold Protection Relays Time/Overcurrent Characteristic Curve formulae.
Regards
GVP
Can anybody direct me to ASEA RIS & P&B Gold Protection Relays Time/Overcurrent Characteristic Curve formulae.
Regards
GVP






RE: RIS & P&B Protection Relay Characteristic Curve formulae
http://www.levico.com/abbRelay.htm
http://www.abb.com/global/abbzh/abbzh251.nsf!OpenDatabase&db=/global/seapr/seapr035.nsf&v=6311E&e=us&c=10D9C5A9EFCCBC45C2256AA800386186
etc. since the ASEA is now ABB. ASEA relays are not widely available under ASEA in USA.