ABB RET670 Commissioning Manual page 35

Transformer protection version 2.1 ansi
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1MRK 504 154-UUS B
IEC 61850
ANSI
NS4PTOC
46I2
SDEPSDE
67N
LCPTTR
26
LFPTTR
26
TRPTTR
49
CCRBRF
50BF
CCPDSC
52PD
GUPPDUP
37
GOPPDOP
32
BRCPTOC
46
CBPGAPC
NS2PTOC
46I2
VRPVOC
51V
Voltage protection
UV2PTUV
27
OV2PTOV
59
ROV2PTOV
59N
OEXPVPH
24
VDCPTOV
60
LOVPTUV
27
Frequency protection
SAPTUF
81
SAPTOF
81
SAPFRC
81
Multipurpose protection
CVGAPC
General calculation
SMAIHPAC
1) 67 requires voltage
2) 67N requires voltage
Commissioning manual
Function description
Four step directional negative phase
sequence overcurrent protection
Sensitive directional residual overcurrent and
power protection
Thermal overload protection, one time
constant, Celsius
Thermal overload protection, one time
constant, Fahrenheit
Thermal overload protection, two time
constant
Breaker failure protection
Pole discordance protection
Directional underpower protection
Directional overpower protection
Broken conductor check
Capacitor bank protection
Negative sequence time overcurrent
protection for machines
Voltage restrained overcurrent protection
Two step undervoltage protection
Two step overvoltage protection
Two step residual overvoltage protection
Overexcitation protection
Voltage differential protection
Loss of voltage check
Underfrequency protection
Overfrequency protection
Rate-of-change frequency protection
General current and voltage protection
Multipurpose filter
Transformer
RET670
(Customized)
0-8
1
0-3
0–2
0–2
0-6
3
0-6
6
0-2
0-2
1
0-2
1
1
1
0-6
0-2
0-3
0-3
1
0-3
1
0-3
1
0-2
1
0-2
1
1
0-6
4
0-6
4
0-6
4
0-9
6
0-6
Section 3
Available functions
29

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