Communications; Testing And Certification - GE SR345 Instruction Manual

CHAPTER 1: INTRODUCTION

Communications

Testing and certification

345 TRANSFORMER PROTECTION SYSTEM – INSTRUCTION MANUAL
Courtesy of NationalSwitchgear.com
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
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
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
USB
Standard specification:....................................Compliant with USB 2.0
Data transfer rate:..............................................115 kbps
TESTING AND CERTIFICATION
TEST
Dielectric voltage withstand
Impulse voltage withstand EN60255-5
Damped Oscillatory IEC61000-4-18IEC60255-22-1
Electrostatic Discharge EN61000-4-2/IEC60255-22-2
RF immunity EN61000-4-3/IEC60255-22-3
Fast Transient Disturbance EN61000-4-4/IEC60255-22-4
Surge Immunity EN61000-4-5/IEC60255-22-5
Conducted RF Immunity EN61000-4-6/IEC60255-22-6
Power Frequency Immunity EN61000-4-7/IEC60255-22-7
Voltage interruptionand IEC60255-11
Ripple DC
Radiated & Conducted CISPR11 /CISPR22/ IEC60255-25
Emissions
Sinusoidal Vibration IEC60255-21-1
Shock & Bump IEC60255-21-2
Siesmic IEC60255-21-3
Power magnetic Immunity IEC61000-4-8
Pulse Magnetic Immunity IEC61000-4-9
REFERENCE STANDARD
SPECIFICATIONS
TEST LEVEL
2.3KV
5KV
2.5KV CM, 1KV DM
Level 4
Level 3
Class A and B
Level 3 & 4
Level 3
Class A & B
15% ripple , 200ms interupts
Class A
Class 1
Class 1
Class 2
Level 5
Level 4
1–13