Hitachi Relion 670 Series Commissioning Manual page 216

Section 11
Testing functionality by secondary injection
SESRSYN
SESRSYN 3
(Operates on CB3
352)
CB1 52
(SESRSYN 1)
LN1 989
ANSI11000274 V1 EN-US
Figure 53:
11.10.1.5 Completing the test
Continue to test another function or end the test by changing the TESTMODE setting to Disabled.
Restore connections and settings to the original values, if changed for testing purposes.
11.10.2 Autorecloser for 1/2/3-phase operation SMBRREC (79)
Verification of the auto recloser for single-phase, two-phase or three-phase auto reclosing attempts can
be considered to consist of two parts.
• One part to verify the internal logic and timing of the auto recloser
• One part to verify its interaction with the protection system
210
CBConfig Section to
setting be
synchronize
d
breaker-and- Bus2 –
a-half bus Line2
alt. CB
Bus2 –
(mirrored)
Line1
Bus2 – Bus1 CB2 252
CB2 252
(SESRSYN 2)
Line 1
Objects used in the voltage selection logic
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Activated Activated
B1QCLD B2QCLD
input on IED input on IED
from from
CB2 252
CB1 52
Bus 1
Bus 2
CB3 352
(SESRSYN 3)
LN2 989
Line 2
ANSI11000274.en.v1
1MRK506371-UUS Rev. M
Activated Activated Indication
LN1QCLD LN2QCLD from
input on IED input on IED SESRSYN
from from on IED
LN2 989 B2SEL,
LN2SEL
LN1 989 B2SEL,
LN1SEL
B1SEL,
B2SEL
Line distance protection REL670
Commissioning manual
M2377-1042 v5
M12400-2 v12