ERL L-PRO 4000, User Manual

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Appendix A IED Specifications
Appendix A-2 L-PRO 4000 User Manual D02706R02.30
Input & Output:
Analog Voltage Inputs
2 sets of 3-phase voltage inputs
(6 voltage channels total) Nominal Voltage
Continuous rating over voltage
Maximum over-scale thermal rating
Burden Vn = 69 Vrms
2x Vn = 138 Vrms
3x Vn = 207 Vrms for 10 seconds
<0.15 VA @ 69 Vrms
Analog Current Inputs
4 sets of 3-phase current inputs
(12 current channels) Nominal Current
Full Scale/Continuous
Maximum full-scale rating
Thermal rating
Burden In = 1 Arms or 5 Arms
3x In = 3 Arms or 15 Arms
40x In for 1 second symmetrical
400 Arms for 1 second
<0.25 VA @ 5 Arms
Amplitude measurement accuracy +/-0.5% for 54 to 66 Hz
+/-0.5% for 44 to 56 Hz
Analog Sampling Rate 96 samples/cycle for recording
8 samples/cycle for protection Records up to 25th harmonic
Burden Burden resistance: > 10 k ohms
External Inputs 9 isolated inputs (3U chassis)
20 isolated inputs (4U chassis) Optional 48, 110/125 or 220/250 Vdc
nominal, externally wetted
Isolation 2 KV optical isolation
Output Relays (contacts) 14 programmable outputs (3U chassis) and 1
relay inoperative contact (N.C.)
21 programmable outputs (4U chassis) and 1
relay inoperative contact (N.C.) Externally wetted
Make: 30 A as per IEEE C37.90
Carry: 8 A
Break: 0.9 A at 125 Vdc resistive
0.35 A at 250 Vdc resistive
Virtual Inputs 30 Virtual Inputs
Interface & Communication:
Front Display 240 x128 pixels graphics LCD
Front Panel Indicators 16 LEDs: 11 programmable, 5 fixed Fixed: Relay Functional, IRIG-B Func-
tional, Service Required, Test Mode,
Alarm Target (11 programmable)
Default assignments: Ground Distance,
Phase Distance, Phase Overcurrent,
Breaker Failure, Over/Under-Fre-
quency, Switch On To Fault, Communi-
cation Trip, Power Swing Trip, ProLogic
1 - 8, ProLogic 9 - 16, ProLogic 17 - 24
Front User Interface USB port and 100BASE-T Ethernet port Full Speed USB 2.0, RJ-45
Rear User Interface LAN Port 1: 100BASE Copper or Optical
1300nm
LAN Port 2: 100BASE Copper or Optical
Two Serial RS-232 ports to 115 kbd modem
Copper: RJ-45, 100BASE-T
Optical: 100BASE-FX, Multimode ST
style connector
Com port can support external modem
Internal Modem 33.6 Kbps, V.32 bis Optional internal modem
SCADA Interface IEC61850 (Ethernet) or DNP3 (RS-232 or
Ethernet) or Modbus (RS-232) Rear port
Time Sync IRIG-B, BNC connector
B003,B004,B123 and B124 Time Codes Modulated or unmodulated, auto-detect
L-PRO Model 4000 Specifications