1.28
SEL-2032 Communications Processor Instruction Manual Date Code 20120126
Introduction and Specifications
Specifications
Specifications
General Specifications
Rear Screw-Terminal Tightening Torque
Minimum: 0.8 Nm (7-in-lb)
Maximum: 1.4 Nm (12-in-lb)
Terminal Connections
Terminals or stranded copper wire. Ring terminals are
recommended. Minimum temperature rating of 105°C.
Power Supply
Rated: 125/250 Vdc or Vac
Range: 85–350 Vdc or 85–264 Vac
Burden: <25 W
Rated: 48/125 Vdc or 125 Vac
Range: 38–200 Vdc or 85–140 Vac
Burden: <25 W
Rated: 24/48 Vdc
Range: 20–60 Vdc polarity dependent
Burden: <25 W
Output Contacts
Make: 30 A
Carry: 6 A
MOV Protected: 250 Vac RMS/330 Vdc Continuous
Note: Make per IEEE C37.90 Tripping Output Performance
Requirements. MOV per IEC 60255-0-20: 1974, using the
simplified method of assessment. 50 A for one second.
Optoisolated Input Ratings
Level-Sensitive Inputs (16 Inputs Total, with Optional I/O Board)
24 Vdc: Operate (Pickup) 15–30 Vdc
48 Vdc: Operate (Pickup) 38.4–60 Vdc;
Dropout 28.8 Vdc
125 Vdc: Operate (Pickup) 105–150 Vdc;
Dropout 75 Vdc
250 Vdc: Operate (Pickup) 200–300 Vdc;
Dropout 150 Vdc
Note: The optoisolated inputs each draw 4 mA when nominal
control voltage is applied.
Serial Ports
1 Front-panel/16 Rear-panel Ports, DB-9 Connectors, MOV
Protected.
Time-Code Input
Connector: Female BNC and Pin-in
Port 15 Connector
Time Code: Modulated IRIG-B 1000
Vdc Isolation
Demodulated IRIG-B
TTL-Compatible.
Note: Automatically sets SEL-2032 Real-time Clock/Calendar
Time-Code Output
Pinout: Pin 4 TTL-level Signal
Pin 6 Chassis Ground Reference
Connectors: All 16 Rear DB-9 Port Connectors
Note: Outputs are generated from IRIG-B input (when present) or
generated by CPU from real-time clock/calendar.
Operating Temperature Range
–40° to +85°C (–40° to +185°F)
Unit Weight
3U Rack Unit Height: 3.50 kg (7 lb, 12 oz)
Production Dielectric Strength
Power Supply,
Logic Inputs, and
Output Contacts: 3100 Vdc for 10 s.
Type Tests and Standards
Electromagnetic Compatibility Immunity
Electrostatic
Discharge: IEC 60255-22-2:1996
[BS EN 60255-22-2:1997]
IEC 61000-4-2:1995
[EN 61000-4-2:1995]
2, 4, 6, 8 kV contact
2, 4, 8, 15 kV air
Fast Transient/
Burst: IEC 60255-22-4:1992
4 kV at 2.5 kHz and 5 kHz
IEC 61000-4-4:1995
[EN 61000-4-4:1995]
4 kV, 2.5 kHz power supply
2 kV, 5 kHz I/O, signal, data, control lines
Radiated Radio
Frequency: IEC 60255-22-3:1989
10 V/m
Exception: 4.3.2.2 Freq. Sweep Approx.
with 200 Freq. Steps Per Octave
IEC 801-3:1984
10 V/m
Exceptions: 9.1 Freq. Sweep Approx.
with 200 Freq. Steps Per Octave
IEEE C37.90.2-1995
35 V/m
Surge Withstand
Capability: IEC 60255-22-1:1988
2.5 kV Peak Common Mode
1.0 kV Peak Differential Mode
IEEE C37.90.1-1989
3.0 kV Oscillatory
5.0 kV Fast Transient
Environmental
Cold: IEC 60068-2-1:1990 + A1:1993 + A2:1994
[BS EN 60068-2-1:1993 + REAF:2005]
16 hr at –40°C
Damp Heat,
Cyclic: IEC 60068-2-30:1980
25°C–55°C, 6 Cycles,
Relative Humidity: 95%
Exceptions: 6.3.3 Humidity Not Less
than 94%
Dry Heat: IEC 60068-2-2:1974 + A1:1993 + A2:1994
[BS EN 60068-2-2:1993 + REAF:2005]
16 hr at 85°C
Vibration: EIC 60255-21-1:1988
[BS EN 60255-21-1:1996 + A1:1996]
Class 1 Endurance
Class 2 Response
IEC 60255-21-2:1988
[BS EN 60255-21-2:1996 +A1:1996]
Class 1 Shock Withstand, Bump
Class 2 Shock Response
IEC 60255-21-3:1993
[BS EN 60255-21-3:1995 +A1: 1995]
Class 2 Quake Response
Safety
Dielectric
Strength: IEC 60255-5:1977
IEEE C37.90-1989
2500 Vac on Contact Inputs, Contact
Outputs, Analog Inputs
3100 Vdc on Power Supply
1 min Test
Impulse: IEC 60255-5:1977
0.5 J, 5 kV
Certifications
ISO: Designed and manufactured using ISO 9001 certified quality
program.
Real-Time Clock/Calendar
Battery Type: IEC No. BR2335 Lithium
Battery Life: 10 years
Clock Accuracy: ±20 min/yr @ 25°C
(without power applied)
±1 min/yr @ 25°C (with
power applied)
±1 ms with IRIG-B time-code input
Courtesy of NationalSwitchgear.com
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