ABB REG670 - Page 47

IEC11000202-2-en.vsd
G
U
U
ROV2 PTOV
59N UN>
GEN PDIF
87G 3Id/I
SA PTUF
81 f<
SA PTOF
81 f>
FUFSPVC
60FL
REG 670 2.0
ZGV PDIS
21 Z<
LEX PDIS
40 <
GUP PDUP
37 P<
GOP PDOP
32 P
OC4 PTOC
51/67 3I->
CC RBRF
50BF 3I> BF
NS2 PTOC
46 I2>
TR PTTR
49 Ith
PSP PPAM
78 Ucos
AEG PVOC
50AE U/I>
STEF PHIZ
59THD U3d/N
Auxiliary Bus
OC4 PTOC
50/51 3I>
OC4 PTOC
50/51 3I>
CC RBRF
50BF 3I> BF
OC4 PTOC
50/51 3I>
ROV2 PTOV
59N 3Uo>
T3W PDIF
87T 3Id/I
CV MMXU
Meter.
OEX PVPH
24 U/f>
UV2 PTUV
27 3U<
OV2 PTOV
59 3U>
ROV2 PTOV
59N 3Uo>
+ REX060, REX061
STTI PHIZ
64S R
SE
<
ROTI PHIZ
64R R
RE
<
+ REX060, REX062
Y
Y
Y
Unit Trafo
A
u
x
i
l
i
a
r
y
T
r
a
f
o
E
x
c
i
t
a
t
i
o
n
T
r
a
f
o
Y
Y
Grounding
Transformer
D
D
D
IEC11000202 V2 EN
Figure 5: Unit protection application with overall differential, generator
differential, 100% stator earth fault and back-up protection. Stator
winding grounded via grounding transformer.
1MRK 502 071-UEN - Section 2
Application
Generator protection REG670 2.2 IEC and Injection equipment REX060, REX061, REX062 41
Application manual