ABB RELION 670 Series Commissioning Manual page 117

1MRK 505 339-UEN B
Test
equipment
IEC05000480 V4 EN-US
Figure 21:
Test
equipment
IEC05000481 V5 EN-US
Figure 22: General test connection for a 1½ breaker diameter with one-phase voltage
10.8.1.1 Testing the synchronizing function
The voltage inputs used are:
UP3LN1
UP3BB1
Commissioning manual
IED
U-Bus
U3PBB1
U-Line
U3PLN1
UL1
UL2
UL3
N
General test connection with three-phase voltage connected to the line side
IED
U-Bus1
U-Bus2
U-Line2
U-Line1
N
N
connected to the line side
UL1, UL2 or UL3 line 1 voltage inputs on the IED
Bus1 voltage input on the IED
UMeasure
Ph/N
Ph/Ph
N
Input Phase
L1,L2,L3
L12,L23,L31
UMeasure
Ph/N
Ph/Ph
Input Phase
L1,L2,L3
N
L12,L23,L31
IEC05000480-4-en.vsd
UMeasure
U3PBB1
Ph/N
N
Ph/Ph
U3PBB2
Input Phase
N
L1,L2,L3
U3PLN2 L12,L23,L31
N
UMeasure
Ph/N
Ph/Ph
U3PLN1
Input Phase
L1,L2,L3
L12,L23,L31
IEC05000481-5-en.vsd
Testing functionality by secondary injection
Section 10
M2377-21 v8
111