Communications Specifications - GE D90 Plus Instruction Manual
Line distance protection system
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Also See for D90 Plus:
- Instruction manual (694 pages) ,
- Communications manual (222 pages) ,
- Instruction manual (602 pages)
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SPECIFICATIONS
Communications specifications
36
RS485 PORT
Baud rates: ............................................................ 300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600,
Protocol:.................................................................. Modbus RTU and DNP 3.0
Distance:................................................................. 1200 m
Isolation: ................................................................. 2 kV
SOLID-STATE RELAY
Make and carry for 0.2 s: ................................30 A as per ANSI C37.90
Carry continuous: ............................................... 6 A
Break at L/R of 40 ms: ...................................... 10.0 A DC at 250 V DC
Operate time:........................................................ < 100 μs
USB PORT
Standard:................................................................ type B USB connector for EnerVista software
DIRECT INPUTS
Input points: .......................................................... 96 per channel
Remote devices:.................................................. 16
Default states on loss of
communications:........................................... On, Off, Latest/On, Latest/Off
Ring configuration: ............................................ yes, no
Data rate: ............................................................... 64 or 128 kbps
CRC:........................................................................... 32-bit
CRC alarm: ............................................................. responding to rate of messages failing the CRC
CRC alarm monitoring message count:... 10 to 10000 in steps of 1
CRC alarm threshold:........................................ 1 to 1000 in steps of 1
Unreturned messages alarm:....................... responding to rate of unreturned messages in the ring
Unreturned messages alarm monitoring
message count: ............................................. 10 to 10000 in steps of 1
Unreturned messages alarm threshold:.. 1 to 1000 in steps of 1
DIRECT OUTPUTS
Output points: ...................................................... 96 per channel
MODBUS USER MAP
Number: .................................................................. up to 256 Modbus addresses
Programmability: ................................................ any setting or actual value in decimal
REMOTE INPUTS (IEC 61850 GSSE/GOOSE)
Input points: .......................................................... 64
Remote devices:.................................................. 32
Default states on loss of
communications:........................................... On, Off, Latest/Off, Latest/On
Remote double-point status inputs: .......... 16
REMOTE OUTPUTS (IEC 61850 GSSE/GOOSE)
Standard output points: .................................. 32
User output points: ............................................ 32
115200
PLUS
D90
LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 2: PRODUCT DESCRIPTION
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