SEL-849 Motor Protection Relay
SEL-849 Motor Protection Relay
Attached: 849_DS_20140703.pdf
10 years warranty
Attached: 849_DS_20140703.pdf
10 years warranty
SEL-787 87T Transformer Protection Relay
SEL-787 Transformer Protection Relay : 87T/50/51/50N/51N
Attached: 787_DS_20150130.pdf
10 years warranty
Attached: 787_DS_20150130.pdf
10 years warranty
SEL 487B 87B保護電驛
The SEL-487B Relay provides bus current differential protection, circuit breaker failure protection, and
backup overcurrent protection. The relay has 18 analog current inputs and three analog voltage inputs. For
buses with no more than six terminals, use one SEL-487B in a single-relay application. For buses with seven
to nine terminals, use two SEL-487B relays. For buses with up to 18 terminals, use three SEL-487B relays;
each relay provides up to six dedicated zones of protection.
SEL-751A Feeder Protection Relay
Feeder Protection Relay : 50/51/50N/51N/27/59/79/81/25/32/60
10 years warranty
Attached: 751A_DS_20131025.pdf
27/59/50/51/50N/51N 設定範圍表
Attached: SEL 2759505150N51N curve and setting.pdf
10 years warranty
Attached: 751A_DS_20131025.pdf
27/59/50/51/50N/51N 設定範圍表
Attached: SEL 2759505150N51N curve and setting.pdf
