ABB REG316 4 Series Operating Instructions Manual page 87

REG 316*4 1MRB520049-Uen / Rev. F
Three-winding transformer:
Compensation matrix winding 1
Compensation matrix winding 2
y0 y6
s3
s2
y0 EEE EEF EEA
y6 EFE EFF EFA
d1 EAE EAF EAA
d5 CBC CBD CBO
d7 EBE EBF EBA
d11 CAC CAD CAO
z1 EGE EGF EGA
z5 CHC HD CHO
z7 EHE EHF EHA
z11 CGC CGD CGO
Table 3.5.1.2 Summary of the compensation matrices for a
three-winding transformer with a star connection
on winding 1
b) Delta connection on winding 1
Applies for two and three-winding transformers:
Group
Dy1
Dy5
Dy7
Dy11
Dd0
Dd6
Dz0
Dz2
Dz4
Dz6
Dz8
Dz10
X X X
Compensation matrix winding 3
d1 d5 d7 d11
CCB EEB CCA
CDB EFB CDA
COB EAB COA
CBB CBN CBA
CNB EBB CNA
CAB CAN CAA
CKB EGB CKA
CHB CHN CHA
CJB EHB CJA
CGB CGN CGA
Comp. matrix
Winding 1
A
A
A
A
A
A
A
A
A
A
A
A
ABB Switzerland Ltd
z1 z5 z7 z11
EEG CCH EEH CCG
EFG CDH EFH CDG
EAG COH EAH COG
CBK CBH CBJ CBG
EBG CNH EBH CNG
CAK CAH CAJ CAG
EGG CKH EGH CKG
CHK CHH CHJ CHG
EHG CJH EHH CJG
CGK CGH CGJ CGG
Comp. matrix
Winding 2 (and 3)
C
F
D
E
A
B
G
K
L
H
J
M
3-49