SEL-487E Data Sheet Schweitzer Engineering Laboratories, Inc.
26
Limiting Making Capacity: 1000 W at 250 Vdc (L/R = 40 ms)
Mechanical Endurance: 10,000 operations
Standard
Rated Voltage: 24–250 Vdc
110–240 Vrms
Operational Voltage Range: 0–300 Vdc
0–264 Vrms
Operating Time: Pickup 6 ms (resistive load)
Dropout 6 ms (resistive load)
Short-Time Thermal
Withstand: 50 A for 1 s
Continuous Contact
Current:
6 A at 70°C
4 A at 85°C
Contact Protection: MOV protection across open contacts
264 Vrms continuous voltage
300 Vdc continuous voltage
Limiting Breaking
Capacity/Electrical
Endurance:
10,000 operations
10 operations in 4 seconds, followed by
2 minutes idle
Fast Hybrid (High-Speed High-Current Interrupting)
Rated Voltage: 48–250 Vdc
Operational Voltage Range: 0–300 Vdc
Operating Time: Pickup 0 µs (resistive load)
Dropout 8 ms (resistive load)
Short Time Thermal
Withstand: 50 Adc for 1 s
Continuous Contact
Current:
6 Adc at 70°C
4 Adc at 85°C
Contact Protection: MOV protection across open contacts
300 Vdc continuous voltage
Limiting Breaking
Capacity/Electrical
Endurance:
10,000 operations
4 operations in 1 second, followed by
2 minutes idle
Note: Do not use hybrid control outputs to switch ac control signals.
Control Inputs
Optoisolated (For Use With AC or DC Signals)
INT2 Interface Board: 8 inputs with no shared terminals
INT4 Interface Board: 6 inputs with no shared terminals
18 inputs with shared terminals
(2 groups of 9 inputs with each group
sharing one terminal)
Rated Voltage Resistive Break
Inductive Break
L/R = 40 ms (DC)
PF = 0.4 (AC)
24 Vdc 0.75 Adc 0.75 Adc
48 Vdc 0.63 Adc 0.63 Adc
125 Vdc 0.30 Adc 0.30 Adc
250 Vdc 0.20 Adc 0.20 Adc
110 Vrms 0.30 Arms 0.30 Arms
240 Vrms 0.20 Arms 0.20 Arms
Rated Voltage Resistive Break Inductive Break
24 Vdc 10 Adc 10 Adc (L/R = 40 ms)
48 Vdc 10 Adc 10 Adc (L/R = 40 ms)
125 Vdc 10 Adc 10 Adc (L/R = 40 ms)
250 Vdc 10 Adc 10 Adc (L/R = 20 ms)
Voltage Options: 24, 48, 110, 125, 220, 250 V
Current Draw: <5 mA at nominal voltage
<8 mA for 110 V option
Sampling Rate: 2 kHz
DC Thresholds (Dropout thresholds indicate level-sensitive option)
24 Vdc: Pickup 19.2–30.0 Vdc
Dropout <14.4 Vdc
48 Vdc: Pickup 38.4–60.0 Vdc;
Dropout <28.8 Vdc
110 Vdc: Pickup 88.0–132.0 Vdc;
Dropout < 66.0 Vdc
125 Vdc: Pickup 105–150 Vdc;
Dropout <75 Vdc
220 Vdc: Pickup 176–264 Vdc;
Dropout <132 Vdc
250 Vdc: Pickup 200–300 Vdc;
Dropout <150 Vdc
AC Thresholds (Ratings met only when recommended control input
settings are used)
24 Vac: Pickup 16.4–30.0 Vac rms
Dropout <10.1 Vac rms
48 Vac: Pickup 32.8–60.0 Vac rms;
Dropout <20.3 Vac rms
110 Vac: Pickup 75.1–132.0 Vac rms;
Dropout < 46.6 Vac rms
125 Vac: Pickup 89.6–150.0 Vac rms;
Dropout <53.0 Vac rms
220 Vac: Pickup 150.3–264.0 Vac rms;
Dropout < 93.2 Vac rms
250 Vac: Pickup 170.6–300 Vac rms;
Dropout <106 Vac rms
Current Drawn: <5 mA at nominal voltage
<8 mA for 110 V option
Sampling Rate: 2 kHz
Communications Ports
EIA-232: 1 Front and 3 Rear
Serial Data Speed: 300–57600 bps
Ethernet Card Slot for Four-Port Ethernet Card
Ordering Option: 10/100BASE-T
Connector Type: RJ45
Ordering Option: 100BASE-FX fiber-optic Ethernet
Mode: Multi
Wavelength (nm): 1300
Source: LED
Connector Type: LC
Min. TX Pwr. (dBm): –19
Max. TX Pwr. (dBm): –14
RX Sens. (dBm): –32
Sys. Gain (dB): 13
Ethernet Card Slot for the Five-Port Ethernet Card
Ordering Option: 100BASE-FX fiber-optic Ethernet SFP
transceiver
Part Number: 8103-01 or 8109-01
Mode: Multi
Wavelength (nm): 1310
Source: LED
Connector Type: LC
Min. TX Pwr. (dBm): –24
Max. TX Pwr. (dBm): –14
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