Toshiba GRT100 Series Instruction Manual page 79

Transformer protection relay
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/ 1
S t a t u s
1 = M e t e r i n g
3 = R e l a y
5 = C l o c
k
 Select 1 (= Metering) to display the "Metering" screen.
/ 2
M e t e r i n g
  .   k A
I a 1
  .   k A
I b 1
  .   k A
I c 1
  .   k A
I 1 1
  .   k A
I 2 1
  .   k A
I 0 1
  .   k A
I n 1
  .   k A
I a 3
  .   k A
I b 3
  .   k A
I c 3
  .   k A
I 1 3
  .   k A
I 2 3
  .   k A
I 0 3
  .   k A
I n 3
   .  k V
V
   .   p u
I d a
   .   p u
I d b
   .   p u
I d c
   .  %
T H M
F r e q u e n c y
Note: I 1 for primary(high-voltage) winding current
I 2 for secondary(medium-voltage) winding current
I 3 for tertiary(low-voltage) winding current
Ia , Ib , Ic for phase current
In for neutral current
I1 , I2 , I0 for symmetrical component current
Ida, Idb, Idc for differential current
Ido1, Ido2, Ido3 for zero-phase differential current in 1REF, 2REF, 3REF
Metering data is expressed as primary values or secondary values depending on the setting. For
setting, see Section 4.2.6.6.
2 = B i n a r y
e l e m e n t
4 = T i m e
a d j u s t m e n t
1 6 / O c t / 1 9 9 7
   .  
I a 2
   .  
I b 2
   .  
I c 2
   .  
I 1 2
   .  
I 2 2
   .  
I 0 2
   .  
I n 2
   .  
   .  
   .  
   .  
   .  
   .  
   .  
   .  
 78 
I / O
s y n c
s o u r c e
1 8 : 1 3
  .   k A
   .  
  .   k A
   .  
  .   k A
   .  
  .   k A
   .  
  .   k A
   .  
  .   k A
   .  
  .   k A
   .  
I d 0 1    .   p u
I d 0 2    .   p u
I d 0 3    .   p u
  .  H z
6 F 2 S 0 7 8 9
3 / 2 0

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