Functions, codes and symbols - Arc protection - Bay control and measurement - Merging unit - Operation Manual - SMU615 Substation Merging Unit - 1.0 - IEC - ANSI - 05.06.2023

SMU615 Operation Manual

Table 1. Functions included in the merging unit
Function IEC 61850 IEC 60617 IEC-ANSI
Measurement

Disturbance recorder

RDRE1

DR (1)

DFR (1)

Three-phase current measurement

CMMXU1

3I (1)

3I (1)

Sequence current measurement

CSMSQI1

I1, I2, I0 (1)

I1, I2, I0 (1)

Residual current measurement

RESCMMXU1

Io (1)

In (1)

Three-phase voltage measurement

VMMXU1

3U (1)

3V (1)

Sequence voltage measurement

VSMSQI1

U1, U2, U0 (1)

V1, V2, V0 (1)

Three-phase power and energy measurement

PEMMXU1

P, E (1)

P, E (1)

Frequency measurement

FMMXU1

f (1)

f (1)

IEC 61850-9-2 LE sampled value sending

SMVSENDER

SMVSENDER

SMVSENDER

Condition monitoring and supervision

Circuit-breaker condition monitoring

SSCBR1

CBCM (1)

CBCM (1)

Trip circuit supervision

TCSSCBR1

TCS (1)

TCM (1)

TCSSCBR2

TCS (2)

TCM (2)

Current circuit supervision

CCSPVC1

MCS 3I (1)

MCS 3I (1)

Fuse failure supervision

SEQSPVC1

FUSEF (1)

60 (1)

Arc detection

ARCDSARC1

ARCD (1)

AFD (1)

ARCDSARC2

ARCD (2)

AFD (2)

ARCDSARC3

ARCD (3)

AFD (3)

Control

Circuit-breaker control

CBXCBR1

I <-> O CB (1)

I <-> O CB (1)

Disconnector control

DCXSWI1

I <-> O DCC (1)

I <-> O DCC (1)

DCXSWI2

I <-> O DCC (2)

I <-> O DCC (2)

Earthing switch control

ESXSWI1

I <-> O ESC (1)

I <-> O ESC (1)

Disconnector position indication

DCSXSWI1

I <-> O DC (1)

I <-> O DC (1)

DCSXSWI2

I <-> O DC (2)

I <-> O DC (2)

Earthing switch indication

ESSXSWI1

I <-> O ES (1)

I <-> O ES (1)

Other

Minimum pulse timer (2 pcs)

TPGAPC1

TP (1)

TP (1)

TPGAPC2

TP (2)

TP (2)

TPGAPC3

TP (3)

TP (3)

TPGAPC4

TP (4)

TP (4)

Minimum pulse timer (2 pcs, second resolution)

TPSGAPC1

TPS (1)

TPS (1)

Minimum pulse timer (2 pcs, minute resolution)

TPMGAPC1

TPM (1)

TPM (1)

Pulse timer (8 pcs)

PTGAPC1

PT (1)

PT (1)

PTGAPC2

PT (2)

PT (2)

Time delay off (8 pcs)

TOFGAPC1

TOF (1)

TOF (1)

TOFGAPC2

TOF (2)

TOF (2)

TOFGAPC3

TOF (3)

TOF (3)

TOFGAPC4

TOF (4)

TOF (4)

Time delay on (8 pcs)

TONGAPC1

TON (1)

TON (1)

TONGAPC2

TON (2)

TON (2)

TONGAPC3

TON (3)

TON (3)

TONGAPC4

TON (4)

TON (4)

Set-reset (8 pcs)

SRGAPC1

SR (1)

SR (1)

SRGAPC2

SR (2)

SR (2)

SRGAPC3

SR (3)

SR (3)

SRGAPC4

SR (4)

SR (4)

Move (8 pcs)

MVGAPC1

MV (1)

MV (1)

MVGAPC2

MV (2)

MV (2)

Generic control point (16 pcs)

SPCGAPC1

SPC (1)

SPC (1)

SPCGAPC2

SPC (2)

SPC (2)

Master trip

TRPPTRC1

Master Trip (1)

94/86 (1)

TRPPTRC2

Master Trip (2)

94/86 (2)

TRPPTRC3

Master Trip (3)

94/86 (3)

TRPPTRC4

Master Trip (4)

94/86 (4)

TRPPTRC5

Master Trip (5)

94/86 (5)