ABB RET670 Applications Manual

Name Values (Range) Unit Step Default Description
CmdErrBk Alarm
Auto Block
Auto&Man Block
- - Auto Block Alarm, auto block or auto&man block for
command error
OCBk Alarm
Auto Block
Auto&Man Block
- - Auto&Man Block Alarm, auto block or auto&man block for
overcurrent
MFPosDiffBk Alarm
Auto Block
- - Auto Block Alarm or auto block for tap position difference
in MF
OVPartBk Alarm
Auto&Man Block
- - Auto&Man Block Alarm or auto&man partial block for
overvoltage
RevActPartBk Alarm
Auto Block
- - Alarm Alarm or auto partial block for reverse action
TapChgBk Alarm
Auto Block
Auto&Man Block
- - Auto Block Alarm, auto block or auto&man block for tap
changer error
TapPosBk Alarm
Auto Block
Auto&Man Block
- - Auto Block Alarm, auto or auto&man block for pos sup
UVBk Alarm
Auto Block
Auto&Man Block
- - Auto Block Alarm, auto block or auto&man block for
undervoltage
UVPartBk Alarm
Auto&Man Block
- - Alarm Alarm or auto&man partial block for
undervoltage
Table 169: TCMYLTC (84) Group settings (basic)
Name
Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Disable/Enable Operation
IBase 1 - 99999 A 1 3000 Base current in primary Ampere for the HV-
side
tTCTimeout 1 - 120 s 1 5 Tap changer constant time-out
tPulseDur 0.5 - 10.0 s 0.1 1.5 Raise/lower command output pulse duration
Table 170: TCMYLTC (84) Non group settings (basic)
Name
Values (Range) Unit Step Default Description
LowVoltTap 1 - 63 - 1 1 Tap position for lowest voltage
HighVoltTap 1 - 63 - 1 33 Tap position for highest voltage
mALow 0.000 - 25.000 mA 0.001 4.000 mA for lowest voltage tap position
mAHigh 0.000 - 25.000 mA 0.001 20.000 mA for highest voltage tap position
Table continues on next page
Section 3 1MRK504116-UUS C
IED application
704
Application manual

ABB RET670 Specifications

General

Rated Frequency	50/60 Hz
Inputs	Analog and binary inputs
Application	Protection of power systems
Communication Protocols	IEC 61850, DNP3, Modbus
Operating Temperature Range	-25°C to +55°C
Mounting	Rack mounted
Number of Binary Inputs	Up to 48
Number of Binary Outputs	32
Protection Functions	Overcurrent Protection
Outputs	Binary outputs
Enclosure	IP 54
Type	Line Differential Protection
Number of Analog Inputs	24