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SME2-IS - Manual - 06 - 2021
TECHNICAL CHARACTERISTICS
Sampling 200 ms
Partial average calculation period 60 s
Nominal multiplier (DAC
MUL
) 0.01...2.00
3.4 MMI
Display backlit graphic LCD
LEDs
Number 10
• ON/fail green
• V4-V8-V12 green
• Function 51 - 51N red
• Function 67N red
• Function 32P red
• Inversion (INV) green
• Re-closing cycle in progress (CRC) yellow
• Control input (LOCAL) green
• Hot Line Tag red
• Fault red
Keypad 9 buttons
3.5 COMMUNICATIONS CIRCUITS
Local port
Ethernet 100 Tx 100 Mbps
Connection RJ45
Protocol ModBus TCP/IP
Remote connection
Ethernet 100 Fx 100 Mbps
• Connection Optical bre
• Protocol IEC61850 level A
Connection to remote control peripheral
Type Multipole 9 wire cable
• Section 1 mm
2
• Length 9 m
3.6 BASIC PROGRAMMING
Nominal values
RGDM
Device conguration BASIC, EXTENDED
Automation function selected FSL1, FSL2, FRT
Nominal frequency of relay (fn) 50, 60 Hz
Nominal primary current of phase sensors (Inp) 500 A
Nominal phase voltage of relay (En) Un/√3
Nominal primary phase-to-phase voltage (Unp) 6 ...... 36 kV, 400 V
Nominal residual voltage of relay (calculated) (UECn) Un· √3 = En· 3
Nominal active power Pn = √3UnIn = 3EnIn
Nominal reactive power Qn = √3UnIn = 3EnIn
Nominal apparent power Sn = √3UnIn = 3EnIn
RGDAT
Nominal frequency of relay (fn) 50, 60 Hz
Nominal primary current of phase sensors (Inp) 500 A
Nominal phase voltage of relay (En) Un/√3
Nominal primary phase-to-phase voltage (Unp) 6 ...... 36 kV
Nominal residual voltage of relay (calculated) (UECn) Un· √3 = En· 3
Nominal active power Pn = √3UnIn = 3EnIn
Nominal reactive power Qn = √3UnIn = 3EnIn
Nominal apparent power Sn = √3UnIn = 3EnIn
Cyclical input sequence
Cyclical sequence of phase currents (I-Sequence) IL1-IL2-IL3,....
Cyclical sequence of phase voltages (V-Sequence) UL1-UL2-UL3, UL1-UL3-UL2....
Polarity
Polarity I-L1 (I-L1 POL) NORMAL/INVERTED
Polarity I-L2 (I-L2 POL) NORMAL/INVERTED
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