1.7
Date Code 20020903 SEL-587Z Instruction Manual
Introduction and Specifications
Specifications
Specifications
General
Terminal Connections
Rear Screw-Terminal Tightening Torque
Minimum: 8 in-lb (0.9 Nm)
Maximum: 12 in-lb (1.4 Nm)
Terminals or stranded copper wire. Ring terminals are
recommended. Minimum temperature rating of 105
°C.
High-Impedance Inputs (87A, 87B, 87C)
200 V nominal: 150 V continuous, linear to 3000 V
symmetrical
Burden: 2000
Ω stabilizing resistance
Range: 20–800 V
Metal oxide varistor
clamping voltage: 2000 V (8 x 20 µs)
Metal oxide varistor
maximum transient
energy rating: 2500 J single or 5000 J double
Metal oxide varistor
maximum continuous
AC voltage rating: 750 V
AC Current Inputs (IA, IB, IC)
5 A nominal: 15 A continuous, 250 A for 1 s, 625 A for
1 cycle (sinusoidal waveform), linear to
100 A symmetrical
Burden: <0.16 VA @ 5 A, <1.15 VA @ 15 A
Range: 0.5–80 A
1 A nominal: 3 A continuous, 100 A for 1 s, 250 A for
1 cycle (sinusoidal waveform), linear to
20 A symmetrical
Burden: <0.06 VA @ 1 A, <0.18 VA @ 3 A
Range: 0.1–16 A
Frequency and Phase Rotation
System Frequency: 50 or 60 Hz
Phase Rotation: ABC or ACB rotation
Power Supply
125/250 V
Range: 85–350 Vdc or 85–264 Vac
Interruption: 100 ms @ 250 Vdc
Ripple: 5%
Burden: <5.5 W
48/125 V
Range: 36–200 Vdc or 85–140 Vac
Interruption: 100 ms @ 125 Vdc
Ripple: 5%
Burden: <5.5 W
24 Vdc
Range: 16–36 Vdc polarity dependent
Interruption: 25 ms @ 36 Vdc
Ripple:5%
Burden: <5.5 W
Note: Interruption and Ripple per IEC 60255-11: 1979.
Output Contacts
Standard Outputs (5 contacts, including the alarm contact):
Make: 30 A
Carry: 6 A
1 s Rating: 100 A
MOV: 270 Vac, 360 Vdc, 40 J
Pickup/
Dropout Time: <5 ms
Breaking Capacity (10000 operations):
24 V 0.75 A L/R = 40 ms
48 V 0.50 A L/R = 40 ms
125 V 0.30 A L/R = 40 ms
250 V 0.20 A L/R = 40 ms
Cyclic Capacity (2.5 cycles/second):
24 V 0.75 A L/R = 40 ms
48 V 0.50 A L/R = 40 ms
125 V 0.30 A L/R = 40 ms
250 V 0.20 A L/R = 40 ms
Note: Make per IEEE C37.90: 1989; Breaking and Cyclic Capacity
per IEC 60255-0-20: 1974.
Optoisolated Inputs
Standard Inputs (2 inputs, Control Voltage Jumpers):
24 Vdc: 15–30 Vdc
48 Vdc: 30–60 Vdc
125 Vdc: 80–150 Vdc
250 Vdc: 150–300 Vdc
Note: Optoisolated inputs draw approximately 4 mA of current. All
current ratings are at nominal input voltages.
Communications Ports
Front Port: EIA-232
Rear Port
(Ground Isolated): EIA-232* or EIA-485*
(*order option)
Baud rate: 300–38400 bps
Time-Code Input
Relay accepts demodulated IRIG-B time-code input at rear-panel
port.
Humidity
5% to 95% without condensation
Altitude
6560 feet (2000 m) AMSL
Operating Temperature
–40° to +185°F (–40° to +85°C)
Weight
9.01 lb (4.1 kg)
Routine Dielectric Strength Tests
performed on each manufactured relay)
AC current inputs,
optoisolated inputs,
and output contacts: 2500 Vac for 10 s
Power supply: 3100 Vdc for 10 s
Type Tests
Electromagnetic Compatibility (EMC)
Emissions: EN 50263: 1999
IEC 60255-25: 2000
Electromagnetic Compatibility Immunity
Conducted
Radio Frequency: ENV 50141: 1993
IEC 61000-4-6: 1996
IEC 60255-22-6: 2001
10 Vrms
Digital Radio
Telephone
Radio Frequency: ENV 50204: 1995
10 V/m at 900 MHz and 1.89 GHz
Electrostatic
Discharge: IEC 60255-22-2: 1996
IEC 61000-4-2: 1995
Levels 1, 2, 3, 4
IEEE C37.90.3: 2001
2, 4, and 8 kV contact;
4, 8, and 15 kV air
Fast Transient/
Burst: IEC 61000-4-4: 1995
IEC 60255-22-4: 1992
4 kV at 2.5 kHz and 5 kHz
Radiated Radio
Frequency: ENV 50140: 1993
IEC 60255-2-3: 2000
EN61000-4-3: 1996
IEC 61000-4-3: 1998
10 V/m
IEEE C37.90.2: 1995,
35 V/m
Surge Immunity: IEC 61000-4-5: 1995
2 kV line to line, 4 kV line to earth