ABB RET670 Installation And Commissioning Manual

Overview.........................................................................................105
Preparing for test............................................................................106
Preparing the IED to verify settings...........................................106
Preparing the connection to the test equipment........................107
Activating test mode..................................................................108
Connecting test equipment to the IED.......................................108
Verifying analog primary and secondary measurement............109
Releasing the function to be tested...........................................110
Disturbance report.....................................................................110
Introduction...........................................................................110
Disturbance report settings..................................................111
Disturbance recorder (DR)...................................................111
Event recorder (ER) and Event list (EL)...............................112
Identifying the function to test in the technical reference
manual ......................................................................................112
Exit test mode............................................................................112
Basic IED functions........................................................................113
Parameter setting group handling SETGRPS...........................113
Verifying the settings............................................................113
Completing the test..............................................................113
Differential protection......................................................................113
Transformer differential protection T2WPDIF and
T3WPDIF ..................................................................................113
Verifying the settings............................................................113
Completing the test..............................................................114
Restricted earth fault protection, low impedance REFPDIF .....115
Verifying the settings............................................................115
Completing the test..............................................................115
High impedance differential protection HZPDIF .......................115
Verifying the settings............................................................115
Completing the test..............................................................116
Impedance protection.....................................................................117
Distance protection zones, quadrilateral characteristic
ZMQPDIS..................................................................................117
Measuring the operating limit of set values
in cases
without shaped load encroachment characteristics
(OperationLdCmp=off)..........................................................120
Measuring the operate time of distance protection
zones....................................................................................121
Completing the test..............................................................121
Phase selection with load encroachment, quadrilateral
characteristic FDPSPDIS .........................................................121
Measuring the operate limit of set values.............................124
Completing the test..............................................................125
Table of contents
4
Installation and commissioning 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