Overcurrent And Undercurrent Element Oc1 To Oc4, Uc1, Uc2 And Cbf - Toshiba GRE110 Instruction Manual

• Select "Logic/Reset" to display the "Logic/Reset" screen.
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L o
> L o
O R /
R e
I
• Enter 0 (= OR) and press the ENTER key.
• Enter 0 (= Instantaneous) and press the ENTER key.
• Press the END key to return to the "BO∗" screen.
• Select "Functions" on the "BO∗" screen to display the "Functions" screen.
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I n
> I
I
I
I
T B O
• Assign the gate In #1 the number corresponding to the testing element referring to Appendix B,
and assign other gates the "0".
6.5.1.1

Overcurrent and undercurrent element OC1 to OC4, UC1, UC2 and CBF

The overcurrent element is checked on the operating current value and operating time for IDMT
curve.
L o g i c / R e s
g i c
g i c
A N D
s e t
n s / D l / D w /
F u n c t i o n s
♯ 1
_ _
n ♯ 1
_ _
n ♯ 2
_ _
n ♯ 3
_ _
n ♯ 4
0 .
 165 
e t
_
0
0
L a t
_
_
_
_
_
2 0 s
6 F 2 T 0 1 7 2