ABB Relion 670 series - Page 711

ABB Relion 670 series

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BC12CLTR (sect.1)

DCCLTR (A1A2)

DCCLTR (B1B2)

OR

AND

BC12CLTR (sect.2)

VPBC12TR (sect.1)

VPDCTR (A1A2)

VPDCTR (B1B2)

VPBC12TR (sect.2)

OR

BC17OPTR (sect.1)

DCOPTR (A1A2)

BC17OPTR (sect.2)

BC17CLTR (sect.1)

DCCLTR (A1A2)

BC17CLTR (sect.2)

VPBC17TR (sect.1)

VPDCTR (A1A2)

VPBC17TR (sect.2)

BC27OPTR (sect.1)

DCOPTR (B1B2)

BC27OPTR (sect.2)

BC27CLTR (sect.1)

DCCLTR (B1B2)

BC27CLTR (sect.2)

VPBC27TR (sect.1)

VPDCTR (B1B2)

VPBC27TR (sect.2)

EXDU_BC (sect.1)

EXDU_DC (A1A2)

EXDU_DC (B1B2)

EXDU_BC (sect.2)

BC_12_CL

VP_BC_12

BC_17_OP

BC_17_CL

VP_BC_17

BC_27_OP

BC_27_CL

VP_BC_27

EXDU_BC

en04000480_ansi.vsd

AND

AND

AND

OR

AND

AND

OR

AND

OR

AND

AND

ANSI04000480 V1 EN

Figure 327: Signals to a line bay in section 1 from the bus-coupler bays in each

section

For a line bay in section 2, the same conditions as above are valid by changing section 1

to section 2 and vice versa.

1MRK 506 369-UUS - Section 15

Control

Line distance protection REL670 2.2 ANSI 705

Application manual

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