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Relay protection devices

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SIEMENS 7SK80

                      SIEMENS Computer integrated protection device 7SK80

                         

Application Type











Overcurrent and Feeder protection 7SJ86 7SJ85 7SJ82 7SJ81 7SJ80 7SJ66 7SJ64 7SJ63 7SJ62 7SJ61 7SJ46 7SJ45
Bay controller 6MD85 6MD86 6MD61 6MD63 6MD66







Transformer Differential protection 7UT82 7UT85 7UT86 7UT87 7UT612 7UT613 7UT63





Breaker Management 7VK61 7VK87 7SV600 7SG26








Line differential protection 7SD82 7SD86 7SD87 7SL82 7SL86 7SL87 7SD80 7SD61 7SD52 7SG18 7PG21 7SR18
Motor and Generator protection 7SK80 7SK81 7SK82 7SK85 7UM61 7UM62 7UM85 7SR105 7SR17



Distance Protection 7SA82 7SA86 7SA87 7SA522 7SA61 7SA63 7SA64





Busbar protection 7SS52 7SS60 7SS85









Capacitor bank protection 7SJ82 7SJ85 7SR191









Combined Line Differential and 

Distance Protection

7SL82 7SL86 7SL87 7SD52 7SD53







Voltage protection 6MD85 6MD86 7SA82 7SA86 7AS87 7SJ82 7SJ85 7SL82 7SL86 7SL87 7UT85 7UT86 7UT87
Voltage and Frequency Protection 7RW80 7RW600 7SR158









Feeder automation 7SC80 7SR224










High Impedance  7PG23 7SR23










High Speed Busbar Transfer 7VU683











Fault Recorder 7KE85


























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