Toshiba GRL150-100 Series Instruction Manual page 103

Line differential relay
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• Select "Trip" on the "Group ∗ " screen to display the "Trip" screen.
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• S c h e m e
• P r o t .
Setting the scheme switch
• Select "Scheme sw" on the "Trip" screen to display the "Scheme sw" screen.
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S c h e m e
• A p p l i c a t i o n
• D I F
• O C
• E F
• S E F
• M i s c
• C L P / I C D
Setting the application
To set the application setting, do the following.
• Select "Application" on the " Scheme sw" screen to display the "Application" screen.
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M O C 1
D / I E C / I E E E / U S / C
M E F 1
D / I E C / I E E E / U S / C
M S E 1
D / I E C / I E E E / U S / C
O T D
O f f / O n
<MOC1>, <MEF1>, <MSE1>
To set the OC1, EF1 and SEF1 time delay characteristic type, do the following.
• Enter 0(=D: DT) or 1(=IEC) or 2(=IEEE) or 3(=US) or 4(=C: CON) and press the ENTER
key.
<OTD>
• Enter 1(=On) to set the open terminal detection OTD enable. If disabling the OTD, enter
0(=Off) and press the ENTER key.
Setting the DIF protection
The settings for the DIF protection are as follows:
• Select "DIF" on the "Scheme sw" screen to display the "DIF" screen.
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D I F E N
O f f / O n
D I F - F S
O f f / O n
T r i p
s w
e l e m e n t
s w
Available for model 110 and 410.
Available for model 120 and 420.
A p p l i c a t i o n
1
1
1
1
D I F
1
0
102
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6 F 2 S 0 8 2 8

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Grl150-400 seriesGrl150-100a-10-10

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