CHAPTER 2: PRODUCT DESCRIPTION
SPECIFICATIONS
D90
PLUS
LINE DISTANCE PROTECTION SYSTEM – INSTRUCTION MANUAL
43
CONTACT OUTPUTS: SOLID-STATE RELAY
Make and carry for 0.2 s:.................................30 A as per ANSI C37.90
Continuous carry: ...............................................6 A
Break at L/R of 40 ms:.......................................10 A at 250 V DC
Operate time:........................................................<100
μ
s
Contact material:................................................silver alloy
CONTROL POWER EXTERNAL OUTPUT
Capacity: .................................................................100 mA DC at 48 V DC
Isolation:..................................................................2 kV
CRITICAL FAILURE 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:.......................................0.250 A DC at 125 V DC; 0.125 A DC at 250 V DC; 0.10 A DC
maximum at 125 V
Operate time:........................................................<8 ms
Contact material:................................................silver alloy
ETHERNET PORTS
Standard: ................................................................1 port supporting Modbus TCP
Optional:..................................................................2 ports supporting DNP 3.0, IEC 60870-5-104, or IEC 61850
located on communications module
100Base-FX media type: .................................1300 nm, multi-mode, half/full-duplex, fiber optic with ST
connector
10/100Base-TX media type: ..........................RJ45 connector
Power budget: ......................................................10 dB
Maximum optical input power: ....................–14 dBm
Receiver sensitivity:............................................–30 dBm
Typical distance:..................................................2.0 km
SNTP clock synchronization:..........................<10 ms typical
FORM-A RELAY
Make and carry for 0.2 s:.................................30 A per ANSI C37.90
Carry continuous: ...............................................6 A
Break at L/R of 40 ms:.......................................0.250 A DC at 125 V DC; 0.125 A DC at 250 V DC
Operate time:........................................................<4 ms
Contact material:................................................silver alloy
IRIG-B INPUT
Amplitude modulation:.....................................1 to 10 V pk-pk
DC shift: ...................................................................TTL
Input impedance:................................................50 k
Ω
Isolation:..................................................................2 kV
POWER SUPPLY
Nominal DC voltage:..........................................125 to 250 V
Minimum DC voltage:........................................80 V
Maximum DC voltage: ......................................300 V
Nominal AC voltage:..........................................100 to 240 V at 50/60 Hz
Minimum AC voltage:........................................80 V at 48 to 62 Hz
Maximum AC voltage:.......................................275 V at 48 to 62 Hz
Voltage withstand: .............................................2 × highest nominal voltage for 10 ms
Voltage loss hold-up:.........................................200 ms duration at nominal
Power consumption: .........................................30 VA typical, 65 VA maximum