ABB REQ650 - Page 42

Table 5: Recommended functions in the different application examples
Function Application 1 Application 2 Application 3 Application 4
Instantaneous phase overcurrent protection,3-phase
output PHPIOC , three-phase trip (A01)
On On On On
Instantaneous phase overcurrent protection, phase
segregated output, 3-phase output SPTPIOC , three-
phase/single-phase trip (A11/B11)
On
On On On
Four step phase overcurrent protection, 3-phase output
OC4PTOC , three-phase trip (A01)
On On On On
Four step phase overcurrent protection, phase
segregated output OC4SPTOC , three-phase/single-
phase trip (A11/B11)
On
On On On
Instantaneous residual overcurrent protection EFPIOC On Off On Off
Four step residual overcurrent protection EF4PTOC On Off On Off
Sensitive directional residual overcurrent and power
protection SDEPSDE
Off On Off On
Application
dependent
Application
dependent
Application
dependent
Thermal overload protection, one time constant,
Celsius/Fahrenheit LCPTTR/LFPTTR
Application
dependent
Application
dependent
Application
dependent
Application
dependent
Breaker failure protection, 3-phase activation and
output CCRBRF , three-phase trip (A01)
On On On On
Breaker failure protection, phase segregated activation
and output CSPRBRF , three-phase/single-phase trip
(A11/B11)
On
On On On
Stub protection STBPTOC Application
dependent
Application
dependent
Application
dependent
Off
Pole discordance protection CCRPLD On On On On
Broken conductor check BRCPTOC Application
dependent
Application
dependent
Application
dependent
Application
dependent
Directional underpower protection GUPPDUP Application
dependent
Application
dependent
Application
dependent
Application
dependent
Directional overpower protection GOPPDOP Application
dependent
Application
dependent
Application
dependent
Application
dependent
Negative sequence based overcurrent function
DNSPTOC
Application
dependent
Application
dependent
Application
dependent
Application
dependent
Two step undervoltage protection UV2PTUV Application
dependent
Application
dependent
Application
dependent
Application
dependent
Two step overvoltage protection OV2PTOV Application
dependent
Application
dependent
Application
dependent
Application
dependent
Two step residual overvoltage protection ROV2PTOV Application
dependent
Application
dependent
Application
dependent
Application
dependent
Loss of voltage check LOVPTUV On On On On
Underfrequency protection SAPTUF (instance 1) Application
dependent
Application
dependent
Application
dependent
Application
dependent
Underfrequency protection SAPTUF (instance 2) Application
dependent
Application
dependent
Application
dependent
Application
dependent
Overfrequency protection SAPTOF (instance 1) Application
dependent
Application
dependent
Application
dependent
Application
dependent
Table continues on next page
Section 2 1MRK 505 291-UEN A
Application
36
Application manual