0351S6X9D3J5421

Schweitzer SEL-351S Protection System
AC current inputs IA, IB, and IC: 5 A or 1 A nominal
IN: 5 A, 1 A, 0.2 A, or 0.05 A nominal
AC voltage inputs: 300 V maximum
Output contact ratings standard output contacts
Make: 30 A
Carry: 6 A continuous carry at +70°C
Breaking capacity: 0.20–0.75 A (depending on voltage)
High-current interrupting output contacts
Make: 30 A
Carry: 6 A continuous carry at +70°C
Breaking capacity: 10 A

Frequency and phase rotation: 60/50 Hz system frequency, ABC or ACB phase rotation
Communications ports: EIA-232 (3 ports), USB type B, EIA-485, Fiber-optic multimode ST® serial port (optional)

Ethernet port: Dual 10/100BASE-T (RJ-45 connector), Single 100BASE-FX (LC connector) (optional), Dual 100BASE-FX (LC connector) (optional), Single 10/100BASE-T (RJ-45 connector) and single 100BASE-FX (LC connector) (optional)

Communications protocols: SEL, IEC 61850 (optional), Mirrored Bits communications (optional), Modbus, DNP3, ASCII protocols, SNTP, IEEE C37.118 (synchro phasors), built-in web server, FTP, PRP (optional), Telnet

Synchro phasors (IEEE C37.118 standard): Up to 50 messages per second (50 Hz system), up to 60 messages per second (60 Hz system)

Processing: AC voltage and current inputs: 128 samples per cycle, 3 dB low-pass filter cut-off frequency of 3 kHz

Digital filtering: Full-cycle cosine filters after low-pass analog and digital filtering

Protection and control processing: 4 times per power system cycle
Power supply: 125/250 Vdc or 120/230 Vac
Range: 85–350 Vdc or 85–264 Vac
48/125 Vdc or 120 Vac
Range: 38–200 Vdc or 85–140 Vac
24/48 Vdc
Range: 18–60 Vdc

Each Unused 0351S6X9D3J5421 is Inspected Prior to Shipping and Carries our One Year Warranty.

Call 800-909-3660 or email sales@naswgr.com with questions.

After hours emergency hotline 216-570-2725

NASPG45594, NASPG45597, NASPG45577
Location: 843Z, BLDG 6, 843Z, BLDG 6

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