ABB RELION 630 Series Product Manual page 4

Generator Protection and Control
REG630
Product version: 1.3
3I
3U
Io
3I
Io
REG630
Preconf.
ANSI
27
32R/32O
32U
40
46G/46M
49T/G
51BF/51NBF
51P-1/51P-2
51V
59
59G
60
67N-1/67N-2
81U/81O/81R
87G/87M
GUID-95FFD0DD-9A1E-422D-A6F2-0603158D0DBA V1 EN
Figure 1. Application example for Diesel/Gas generator application with preconfiguration A
Several generator units connected in parallel, where each unit is
individually earthed. Earth-fault current is small, typically 3-5 A.
4
RET630
Preconf.
3U
ANSI
87T
3I
HV 27
Io
side 46
49T
50P/51P
51BF/51NBF
51N-1/51N-2
51P-1/51P-2
59
Io 87NL
LV 46
side 50P/51P
3U
51P-1/51P-2
3I
3I
A
IEC
3U<
P>→
P<→
X<
I2>G/M
3Ith>T/G
3I>/Io>BF
3I>/3I>>
I(U)>
3U>
Uo>
FUSEF
Io>→/Io>>→
f</f>/Δf/Δt
3dl>G/M
n
IEC
3ΔI>T
3U<
I2>
REF630
3I >T
3I>>>
Preconf. n
3I>/Io>BF
ANSI IEC
Io>/Io>>
25 SYNC
3I>/3I>>
27 3U<
3U>
50P/51P 3I>>>
dIoLo>
51BF/51NBF 3I>/Io>BF
51N-1/51N-2 Io>/Io>>
I2>
51P-1/51P-2 3I>/3I>>
3I>>>
U
59 3U>
3I>/3I>>
3I
3U
Io
3I
Io
REG630
Preconf.
A
ANSI IEC
27 3U<
32R/32O P> →
32U P< →
40 X<
46G/46M I2>G/M
49T/G 3Ith>T/G
51BF/51NBF 3I>/Io>BF
51P-1/51P-2 3I>/3I>>
51V I(U)>
59 3U>
59G Uo>
60 FUSEF
67N-1/67N-2 Io>→/Io>>→
81U/81O/81R f</f>/Δf/Δt
87G/87M 3dl>G/M
12
3U
REU615
Std. conf.
ANSI
47O-/59
47U+/27
59G
81
81LSH
1MRS757583 C
Uo
A
IEC
U2>/3U>
U1</3U<
Uo>
f</f>,df/dt
UFLS/R
ABB