ABB REG630 - Page 4

3U
Uo
REU615
Std. conf.
A
ANSI IEC
47O-/59 U2>/3U>
47U+/27 U1</3U<
59G Uo>
81 f</f>,df/dt
81LSH UFLS/R
3U
3I
Io
3U
3I
3I
REF630
Preconf.
n
ANSI IEC
25 SYNC
27 3U<
50P/51P 3I>>>
51BF/51NBF 3I>/Io>BF
51N-1/51N-2 Io>/Io>>
51P-1/51P-2 3I>/3I>>
59 3U>
Io
RET630
Preconf.
n
ANSI IEC
87T 3ΔI>T
HV 27 3U<
side 46 I2>
49T 3I >T
50P/51P 3I>>>
51BF/51NBF 3I>/Io>BF
51N-1/51N-2 Io>/Io>>
51P-1/51P-2 3I>/3I>>
59 3U>
87NL dIoLo>
LV 46 I2>
side 50P/51P 3I>>>
51P-1/51P-2 3I>/3I>>
3I
Io
Io
3I
3U
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
3I
Io
Io
3I
3U
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
U
12
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.
Generator Protection and Control
1MRS757583 C
REG630
Product version: 1.3
4 ABB