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Table 128. Differential functions

Function Function

identification

Ordering no Positi

Available

qty

Selected

qty

Notes and

rules

Transformer differential protection, two winding T2WPDIF 1MRK005904-FA 5 0-2 Note: One,

and only

one PDIF

must be

ordered.

Transformer differential protection, three winding T3WPDIF 1MRK005904-GA 6 0-2

1Ph High impedance differential protection HZPDIF 1MRK005904-HA 7 0-6

Restricted earth fault protection, low impedance REFPDIF 1MRK005904-LA 9 0-3

Additional security logic for differential protection LDRGFC 1MRK005904-TA 14 0-1

Table 129. Impedance protection

siti

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

B 0 0 0 0

Transformer protection RET670 2.0

1MRK 504 141-BEN C

Product version: 2.0

ABB 105

Other manuals for ABB RET670

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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