Properties of Grounding Distance

The Properties of Grounding Distance using the Kingsine Relay Test Set

Kingsine K10\K20\K30 Series

Device: GE L90 Line Differential Relay

Fixed Value Menu:

Parameter
Grounding Distance Z1
Function
Enable
Direction
Forward
Shape
Mho
Z0/Z1 Mag
1.00
Z0/Z1 Ang
0 deg
ZOM Z1 Mag
0.00
ZOM Z1 Mag
0 deg
Reach
1.00 ohm
RCA
75 deg
Rev Reach
1.00 ohm
Rev Reach RCA
75 deg
POL Current
Zero-Seq
DIR RCA
60 deg
DIR Comp Limit
70 deg
Quad Right Blinder
10 ohm
Quad Right Blinder RCA
85 deg
Quad Left Blinder
10 ohm
Quad Left Blinder RCA
85 deg

Grounding Distance Graph (GE Software)

Testing Connection:

A. Connect the output terminals of three-phase voltage and current IA of the relay test set with the corresponding input terminals of the protection device by test wire.

B. The triggering contact of the protection device is connected with Binary Input terminal A of the relay test set.

C.Open Advanced Distance I module,setting test parameter
Parameter Setup

Basic Parameter

Time and Fault Type

After the setup is finished, click ‘Run’ button on the right upper corner and begin the test

Result Graph

Kingsine K1063i Protection Relay Test Set

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