ABB Relion 670 Series Commissioning Manual page 214

Section 11
Testing functionality by secondary injection
Test
equipment
ANSI05000480 V3 EN-US
Figure 50: General test connection with three-phase voltage connected to the line side
ANSI05000481 V4 EN-US
Figure 51:
11.10.1.1 Testing the synchronizing function
The voltage inputs used are:
208
IED
V-Bus
V-Bus
N
V-Line
VA
VB
VC
VN
N
General test connection for a breaker-and-a-half diameter with one-phase
voltage connected to the line side
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VMeasure
Ph/N
Ph/Ph
Input Phase
A,B,C
AB,BC,CA
VMeasure
Ph/N
Ph/Ph
Input Phase
A,B,C
AB,BC,CA
ANSI05000480-3-en.vsd
ANSI05000481-4-en.vsd
1MRK 506 371-UUS E
M2377-21 v8
Line distance protection REL670
Commissioning manual