Test Of The Point Se (R Rvsr , X Rvsx ) - ABB REG670 2.0 IEC Commissioning Manual

1MRK502053-UEN B
12.4.5.4
Generator protection REG670 2.0 IEC
Commissioning manual
Testing functionality by secondary injection
I = 0 A
tfs
• State 2: main test step.
Define the following three-phase symmetrical quantities (the phase angle is
related to phase L1):
V
VT s ,
V 0 9 . V
= × ×
ts t RZ , 1
V
VT p ,
EQUATION14066 V1 EN
ForwardX

V arctan
∠ =

ts
ForwardR

EQUATION14058 V1 EN
frequency of V = 50 Hz
ts
I
CTs
I I 10459
= × =
50 s 50
I
CTp
EQUATION14059 V1 EN
∠I
= 0º
50s
frequency of I = 50 Hz
50s
I
It I CTs
10459
= × =
tf
fs
I
CTp
EQUATION14062 V1 EN
∠I
= 180º
tfs
frequency of I = 49.5 Hz
tfs
Expected result: start of the protection function and trip in zone 1 when trip
conditions are fulfilled.
Test of the point SE (R
The trajectory of the impedance traverses the lens characteristic in
zone 1
Preliminary steady state test at 50 Hz
• Go to Main menu/Test/Function status/Impedance protection/
OutOfStep(78,Ucos)/OOSPPAM(78,Ucos):1/Outputs to check the available
service values of the function block OOSPPAM.
• Apply the following three-phase symmetrical quantities (the phase angle is
related to phase L1):
V
VT s ,
V 0 9 . V
= × ×
ts t RvsZ ,
V
VT p
,
EQUATION14067 V1 EN
0 1 .
0 9 1435 . 9 36 . V
= × × =
13 8 .
59 33 .
  
arctan 82. . 14°
 =  =

8 19 .
  
1
= . 1 162 A
×
9000
1
A
1 162 .
× =
9000
, X )
RvsR RvsX
0 1 .
0 9 5899 . 38 47 .
= × × =
13 8 .
Section 12
V
(Equation 53)
(Equation 54)
(Equation 55)
(Equation 56)
(Equation 57)
135