Section 2
Application
Function
Breaker failure protection, 3-phase activation and
output CCRBRF (50BF)
Pole discordance protection CCRPLD (52PD)
Broken conductor check BRCPTOC (46)
Directional under-power protection GUPPDUP (37)
Directional over-power protection GOPPDOP (32)
Negative sequence based overcurrent protection
DNSPTOC (46)
Two step undervoltage protection UV2PTUV (27)
Two step overvoltage protection OV2PTOV (59)
Two step residual overvoltage protection ROV2PTOV
(59N)
Loss of voltage check LOVPTUV (27)
Under-frequency protection SAPTUF (81)
Over-frequency protection SAPTOF (81)
Rate of change of frequency protection SAPFRC (81)
Current circuit supervision CCSRDIF (87)
Fuse failure supervision SDDRFUF
Breaker close/trip circuit monitoring TCSSCBR
Autorecloser for 3-phase operation SMBRREC (79)
40
Application 1
Application 2
Enabled
Enabled
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Off
1MRK 506 334-UUS A
Application 3
Application 4
Enabled
Enabled
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Application
Application
dependent
dependent
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Enabled
Application 5
Enabled
Application
dependent
Enabled
Application
dependent
Application
dependent
Application
dependent
Application
dependent
Application
dependent
Enabled
Application
dependent
Application
dependent
Application
dependent
Application
dependent
Enabled
Enabled
Enabled
Enabled
Application manual