services can be deactivated according to the required system
setup.
26. References
The www.abb.com/substationautomation portal provides informa-
tion on the entire range of distribution automation products and
services.
The latest relevant information on the REF615 protection and
control IED is found on the product page. Scroll down the page to
nd and download the related documentation.
27. Functions, codes and symbols
Table 103. Protection
Function IEC 61850 IEC 60617 IEC-ANSI
Three-phase non-directional overcurrent
protection, low stage
PHLPTOC1 3I> (1) 51P-1 (1)
Three-phase non-directional overcurrent
protection, high stage
PHHPTOC1 3I>> (1) 51P-2 (1)
Three-phase non-directional overcurrent
protection, instantaneous stage
PHIPTOC1 3I>>> (1) 50P/51P (1)
Three-phase directional overcurrent protec-
tion, low stage
DPHLPDOC1 3I> -> (1) 67-1 (1)
Three-phase directional overcurrent protec-
tion, high stage
DPHHPDOC1 3I>> -> (1) 67-2 (1)
Non-directional earthfault protection, low
stage
EFLPTOC1 Io> (1) 51N-1 (1)
Non-directional earthfault protection, high
stage
EFHPTOC1 Io>> (1) 51N-2 (1)
Non-directional earthfault protection,
instantaneous stage
EFIPTOC1 Io>>> (1) 50N/51N (1)
Directional earth-fault protection, low stage DEFLPDEF1 Io> -> (1) 67N-1 (1)
Directional earth-fault protection, high stage DEFHPDEF1 Io>> -> (1) 67N-2 (1)
Admittance-based earth-fault protection EFPADM1 Yo> -> (1) 21YN (1)
Wattmetric-based earth-fault protection WPWDE1 Po> -> (1) 32N (1)
Transient/intermittent earth-fault protection INTRPTEF1 Io> -> IEF (1) 67NIEF (1)
Non-directional (crosscountry) earth-fault
protection, using calculated Io
EFHPTOC1 Io>> (1) 51N-2 (1)
Negative-sequence overcurrent protection NSPTOC1 I2> (1) 46 (1)
Phase discontinuity protection PDNSPTOC1 I2/I1> (1) 46PD (1)
Residual overvoltage protection ROVPTOV1 Uo> (1) 59G (1)
Three-phase undervoltage protection PHPTUV1 3U< (1) 27 (1)
Three-phase overvoltage protection PHPTOV1 3U> (1) 59 (1)
Positive-sequence undervoltage
protection
PSPTUV1 U1< (1) 47U+ (1)
Negative-sequence overvoltage protection NSPTOV1 U2> (1) 47O- (1)
Frequency protection FRPFRQ1 f>/f<,df/dt (1) 81 (1)
Distance protection DSTPDIS Z< (1) 21P, 21N (1)
Three-phase underimpedance protection UZPDIS Z<G (1) 21G (1)
Three-phase thermal protection for feeders,
cables and distribution transformers
T1PTTR1 3Ith>F (1) 49F (1)
Circuit breaker failure
protection
CCBRBRF1 3I>/Io>BF (1) 51BF/51NBF (1)
Three-phase inrush detector INRPHAR1 3I2f> (1) 68 (1)
Switch onto fault CBPSOF1 SOTF (1) SOTF (1)
Master trip TRPPTRC1 Master Trip (1) 94/86 (1)
Arc protection ARCSARC1 ARC (1) 50L/50NL (1)
Multipurpose protection MAPGAPC1 MAP (1) MAP (1)
Fault locator SCEFRFLO1 FLOC (1) 21FL (1)
Reverse power/directional overpower
protection
DOPPDPR1 P>/Q> (1) 32R/32O (1)
Multifrequency admittance-based earth-
fault protection
MFADPSDE1 Io> ->Y (1) 67YN (1)
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