ABB Relion 670 Series Commissioning Manual page 170

Section 11
Testing functionality by secondary injection
Tinv
ANSI13000294 V1 EN-US
6. Compare the result with the expected value.
The expected value depends on whether definite or inverse time was selected.
7. Set the polarizing voltage to zero and increase until the boolean output signal UNREL is
activated, which is visible in the Application Configuration in PCM600 when the IED is in
online mode. Compare the voltage with the set value
8. Continue to test another function or complete the test by setting the test mode to
ANSI06000650 V3 EN-US
Figure 44: Characteristic with ROADir restriction
164
TDSN SRef ⋅
=
( )
3 I ⋅ 3 V ⋅ cos ϕ
0 0 test
© Copyright 2017 ABB. All rights reserved
VNRelPU .
 0
RCADir
3I
0
Trip area

3  
I cos
0
ROADir
ANSI06000650-3-en.vsd
1MRK 506 371-UUS E
 
3 V V
0 ref
Line distance protection REL670
Commissioning manual
(Equation 77)
Disabled .