1.9
Date Code 20130214 SEL-2414 Transformer Monitor
Introduction and Specifications
Specifications
Conventional Enclosed
Thermal Current (I
the
)
Rating: 5 A
Rated Frequency: 50/60 ±5 Hz
Pickup/Dropout Time: ≤8 ms (coil energization to contact
closure)
Electrical Durability
Make VA Rating: 3600 VA, cosφ = 0.3
Electrical Durability
Break VA Rating: 360 VA, cosφ = 0.3
Fast Hybrid (high-speed high current interrupting)
Make: 30 A
Carry: 6 A continuous carry at 70°C
4 A continuous carry at 85°C
1 s Rating: 50 A
MOV Protection
(maximum voltage): 250 Vac/330 Vdc
Pickup Time: <50 μs, resistive load
Dropout Time: 8 ms, resistive load
Update Rate: 1/8 cycle
Breaking Capacity (10000 operations):
48 Vac 10.0 A L/R = 40 ms
125 Vac 10.0 A L/R = 40 ms
250 Vac 10.0 A L/R = 20 ms
Cyclic Capacity (4 cycles in 1 second, followed by 2 minutes idle for
thermal dissipation):
48 Vac 10.0 A L/R = 40 ms
125 Vac 10.0 A L/R = 40 ms
250 Vac 10.0 A L/R = 20 ms
Note: Per IEC 60255-23:1994, using the simplified method of
assessment.
Note: Make rating per IEEE C37.90
-1989.
Analog Outputs
Current Ranges (Max): ±20 mA
Voltage Ranges (Max): ±10 V
Output Impedance For
Current Outputs: ≥100 kΩ
Output Impedance For
Voltage Outputs: ≤20 Ω
Maximum Load: 0–750 Ω current mode
>2kΩ voltage mode
Accuracy: ± 0.55% of full-scale at 25°C
Step Response: 100 ms
Communications
Communications Ports
Standard EIA-232 (2 ports)
Location (fixed): Front Panel
Rear Panel
Data Speed: 300–38400 bps
Optional Ethernet port:
Single/Dual 10/100BASE-T copper (RJ45 connector)
Single/Dual 100BASE FX Multimode (LC connector)
Optional multimode fiber-optic serial port:
Class 1 LED product
Complies with IEC 60825
-1:1993 + A1:1997 + A2:2001
Fiber-Optic Ports Characteristics
Port 1 (or 1A, 1B) Ethernet
Wavelength: 1300 nm
Optical Connector Type: LC
Fiber Type: Multimode
Link Budget: 16.1 dB
Typical TX Power: –15.7 dBm
RX Min. Sensitivity: –31.8 dBm
Fiber Size: 50–200 μm
Approximate Range: ~6.4 Km
Data Rate: 100 Mb
Typical Fiber
Attenuation: –2 dB/Km
Port 2 Serial
Wavelength: 850 nm
Optical Connector Type: ST
Fiber Type: Multimode
Link Budget: 8 dB
Typical TX Power: –16 dBm
RX Min. Sensitivity: –24 dBm
Fiber Size: 50–200 µm
Approximate Range: ~4 Km with 62.5 μm,
~1 Km with 200 μm
Data Rate: 5 Mb
Typical Fiber
Attenuation: –4 dB/Km
Optional Communications Card
Standard EIA-232 or EIA-485 (ordering option)
Data Speed: 300–38400 bps
Communications Protocols
Modbus
®
RTU slave or Modbus TCP
DNP3 Level 2 Slave (LAN/WAN and Serial)
IEC 61850 Communications
Ethernet FTP
Telnet
SEL MIRRORED BITS (MBA, MBB, MB8A, MB8B, MBTB)
Ymodem file transfer on the front and rear port
Xmodem file transfer on the front port
SEL ASCII and Compressed ASCII
SEL Fast Meter
SEL Fast Operate
SEL Fast SER
SEL Fast Message unsolicited write
SEL Fast Message read request
SEL Event Messenger Points
Maximum Concurrent Connections
Modbus Slave: 1
DNP3 Level 2 Slave: 3
a
Ethernet FTP: 2
Telnet: 2
a
Maximum in any combination of serial and/or LAN/WAN links.
Power Supply
Rated Supply Voltage
Low-Voltage Model: 24/48 Vdc
High-Voltage Model: 125/250 Vdc
120/240 Vac, 50/60 Hz
Input Voltage Range
Low-Voltage Model: 18–60 Vdc
High-Voltage Model: 85–275 Vdc
85–264 Vac
Power Consumption
AC: < 40 VA
DC: <15 W
Interruptions
Low-Voltage Model: 10 ms @ 24 Vdc
50 ms @ 48 Vdc
High-Voltage Model: 50 ms @ 125 Vac/Vdc
100 ms @ 250 Vac/Vdc
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