Toshiba GR200 Series Instruction Manual page 1523

Step3: Change rated current (1A  5A)
Pull out VCT module from the IED case.
To shift the rated current to 1A, remove jumpers shown in Table 13.4-2.
To shift the rated current to 5A, insert jumpers shown in Table 13.4-2.
To identify the VCT type, see the code at Position 7; look up the VCT type in Table 13.4-2.
For example, the IED below has VCT12B because the code at Positon 7 is printed "1".
GR_200
5A
100-120
TOSHIBA ENERGY SYSTEMS & SOLUTIONS CORPORATION
Table 13.4-2 CT rating jumpers on VCTs
Code at
Positon 7
1 Transformer module (VCT12B)
2 Transformer module (VCT11B)
†Note: About the structure, refer to
module for AC analog input (VCT)
Step4: Take back to the original.
Connect inner flat cable and the power cable†
†Note: For connection about the power cable, refer to
Power supply module
Step5: Check altered ordering code, which is set on Step 2†.
The user needs to confirm the rated current changed by checking the altered ordering
code (at Position K)‡. Figure 13.4-1 illustrates how to confirm the altered ordering code
from the nameplate and LCD screen.
XXXXXXX protection IED
Original code
-1*-***-00-**-3*-*2*
Month, Year
50 / 60
110-250
****** ** ***
VCT12B is mounted in the case
Structure†
Chapter Technical description: Transformer
.
.
- 1500 -
6F2S1914 (0.49)
Jumper poisons
W6, 7, 8, 13, and W12
W9, 10, 11, 12, 13, and W14
Chapter Technical description:
GRL200 (Soft 033 & 037)