ABB RET670 Applications Manual

Name Values (Range) Unit Step Default Description
CodeType BIN
BCD
Gray
SINGLE
mA
- - BIN Type of code conversion
UseParity Disabled
Enabled
- - Disabled Enable parity check
tStable 1 - 60 s 1 2 Time after position change before the value is
accepted
CLFactor 1.0 - 3.0 - 0.1 2.0 Adjustable factor for contact life function
InitCLCounter 0 - 9999999 s 1 250000 CL counter start value
EnabTapCmd Disabled
Enabled
- - Enabled Enable commands to tap changer
Table 171: TCLYLTC (84) Group settings (basic)
Name Values (Range) Unit Step Default Description
Operation Disabled
Enabled
- - Disabled Operation Disable / Enable
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 172: TCLYLTC (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
CodeType BIN
BCD
Gray
SINGLE
mA
- - BIN Type of code conversion
UseParity Disabled
Enabled
- - Disabled Enable parity check
tStable 1 - 60 s 1 2 Time after position change before the value is
accepted
CLFactor 1.0 - 3.0 - 0.1 2.0 Adjustable factor for contact life function
InitCLCounter 0 - 9999999 s 1 250000 CL counter start value
EnabTapCmd Disabled
Enabled
- - Enabled Enable commands to tap changer
1MRK504116-UUS C Section 3
IED application
705
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