1.14
SEL-700G Relay Instruction Manual Date Code 20170814
Introduction and Specifications
Specifications
Simple Network Time
Protocol (SNTP) Accuracy: ±5 ms
Unsynchronized Clock Drift
Relay Powered: 2 minutes per year, typically
Communications Ports
Standard EIA-232 (2 ports)
Location: Front Panel
Rear Panel
Data Speed: 300–38400 bps
EIA-485 Port (Optional)
Location: Rear Panel
Data Speed: 300–19200 bps
Ethernet Port (Optional)
Single/Dual 10/100BASE-T copper (RJ45 connector)
Single/Dual 100BASE-FX (LC connector)
Standard Multimode Fiber-Optic Port
Location: Rear Panel
Data Speed: 300–38400 bps
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: 62.5/125 µm
Approximate Range: ~6.4 km
Data Rate: 100 Mbps
Typical Fiber Attenuation: –2 dB/km
Port 2 Serial
Wavelength: 820 nm
Optical Connector Type: ST
Fiber Type: Multimode
Link Budget: 8 dB
Typical TX Power: –16 dBm
RX Min. Sensitivity: –24 dBm
Fiber Size: 62.5/125 µm
Approximate Range: ~1 km
Data Rate: 5 Mbps
Typical Fiber Attenuation: –4 dB/km
Optional Communications Cards
Option 1: EIA-232 or EIA-485 communications
card
Option 2: DeviceNet communications card
Communications Protocols
SEL, Modbus, DNP, FTP, TCP/IP, Telnet, SNTP, IEC 61850,
M
IRRORED BITS, EVMSG, C37.118 (synchrophasors), and
DeviceNet
Operating Temperature
IEC Performance Rating: –40 to +85C (–40 to +185F)
(per IEC/EN 60068-2-1 and
60068-2-2)
NOTE: Not applicable to UL applications
NOTE: LCD contrast is impaired for temperatures below –20°C and
above +70°C
DeviceNet Communications
Card Rating: +60°C (140°F) maximum
Operating Environment
Pollution Degree: 2
Overvoltage Category: II
Atmospheric Pressure: 80–110 kPa
Relative Humidity: 5–95%, noncondensing
Maximum Altitude: 2000 m
Dimensions
144.0 mm (5.67 in) x 192.0 mm (7.56 in) x 147.4 mm (5.80 in)
Weight
2.0 kg (4.4 lb)
Relay Mounting Screw (#8–32) Tightening Torque
Minimum: 1.4 Nm (12 in-lb)
Maximum: 1.7 Nm (15 in-lb)
Terminal Connections
Term inal Block
Screw Size: #6
Ring Terminal Width: 0.310 inch maximum
Terminal Block Tightening Torque
Minimum: 0.9 Nm (8 in-lb)
Maximum: 1.4 Nm (12 in-lb)
Compression Plug Tightening Torque
Minimum: 0.5 Nm (4.4 in-lb)
Maximum: 1.0 Nm (8.8 in-lb)
Compression Plug Mounting Ear Screw Tightening Torque
Minimum: 0.18 Nm (1.6 in-lb)
Maximum: 0.25 Nm (2.2 in-lb)
Type Tests
Environmental Tests
Enclosure Protection: IEC 60529:2001
IP65 enclosed in panel
IP20 for terminals
IP54 rated terminal dust protection
assembly (SEL Part #915900170).
10°C temperature derating applies to
the temperature specifications of the
relay.
Vibration Resistance: IEC 60255-21-1:1988,
Class 2 Endurance
Class 2 Response
IEC 60255-21-3:1993, Class 2
Shock Resistance: IEC 60255-21-2:1988,
Class 1 Shock Withstand, Bump
Class 2 Shock Response
Cold: IEC 60068-2-1:2007
–40°C, 16 hours
Damp Heat, Steady State: IEC 60068-2-78:2001
40°C, 93% relative humidity, 4 days
Damp Heat, Cyclic: IEC 60068-2-30:2005
25–55°C, 6 cycles, 95% relative
humidity
Dry Heat: IEC 60068-2-2:2007
85°C, 16 hours
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