ABB REG615 - Several Generator Units Connected in Parallel

REG615
Std. conf.
ANSI IEC
40
32R/32O
32U
46M
47O-/59
47U+/27
49T/G/C
51P-1/51P-2
51V
59G
60
67N-1/67N-2
81
X<
P>/Q>
P<
I2>M
U2>/3U>
U1</3U<
3Ith>T/G/C
3I>/3I>>
3I(U)>
Uo>
FUSEF
Io>→/Io>>→
f>/f<, df/dt
C
REG615
Std. conf.
ANSI IEC
40
32R/32O
32U
46M
47O-/59
47U+/27
49T/G/C
51P-1/51P-2
51V
59G
60
67N-1/67N-2
81
X<
P>/Q>
P<
I2>M
U2>/3U>
U1</3U<
3Ith>T/G/C
3I>/3I>>
3I(U)>
Uo>
FUSEF
Io>→/Io>>→
f>/f<, df/dt
C
3U
3I
Io
G
Uo
Io
3U
3I
Io
G
Uo
Io
GUID-FA8F2E27-11C7-4B88-8865-414DFB0D71F3 V1 EN
Figure 6. Application example for parallel with common step-up transformer connected Diesel/Gas generators protected with standard
configuration C
F
igure 6 illustrates several generator units connected in parallel.
Each unit is individually high resistance earthed. Earth-fault
current is small, typically 3...5 A.
Generator and Interconnection Protection
1MRS758279 B
REG615
Product version: 5.0 FP1
12 ABB