GE 339

1–18 339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
SPECIFICATIONS CHAPTER 1: INTRODUCTION
ALL RANGES
Voltage withstand: ............................................. 2 × highest nominal voltage for 10 ms
Power consumption: .........................................15 W nominal, 20 W maximum
20 VA nominal, 28 VA maximum
Fuse rating:............................................................5A fuse; time lag, slow blow, 350V 4.5 O.D. X 14.5mm
Communications
SERIAL
RS485 port: ............................................................Opto-coupled
Baud rates: ............................................................up to 115 kbps
Response time: ....................................................1 ms typical
Parity:.......................................................................None, Odd, Even
Protocol:.................................................................. Modbus RTU, DNP 3.0, IEC 60870-5-103
Maximum distance:...........................................1200 m (4000 feet)
Isolation: ................................................................. 2 kV
ETHERNET (COPPER)
Modes: ..................................................................... 10/100 MB (auto-detect)
Connector: .............................................................RJ-45
Protocol:.................................................................. Modbus TCP, DNP3.0, IEC 60870-5-104, IEC 61850 GOOSE,
IEC 61850
ETHERNET (FIBER)
Fiber type: ..............................................................100 MB Multi-mode
Wavelength:.......................................................... 1300 nm
Connector: .............................................................MTRJ
Protocol:.................................................................. Modbus TCP, DNP3.0, IEC 60870-5-104, IEC 61850 GOOSE,
IEC 61850
Transmit power: ..................................................-20 dBm
Receiver sensitivity:...........................................-31 dBm
Power budget:......................................................9 dB
Maximum input power:....................................-11.8 dBm
Typical distance: ................................................. 2 km (1.25 miles)
Duplex:.....................................................................half/full
Product type:........................................................ Class 1 Laser product
USB
Standard specification:....................................Compliant with USB 2.0
Data transfer rate: .............................................115 kbps
CAN (RMIO)
Maximum distance:...........................................250 m (820 feet)
Cable type:............................................................. Shielded or unshielded twisted pair
Cable gauge:.........................................................Belden 9841 or similar 24 AWG for distances up to 100 m; 22
AWG for distances up to 250 m