background image

RT412

 

Chapter 8 

 Technical Specification 

 

 

36 

RT412

 

 

8

 

Dimensions, Weight 

Table 13: Dimensions and weight specification 

Height 

117 mm (4.6 in) 

Width (body) 

55 mm (2.2 in) 

Depth 

51 mm (2.0 in) 

Weight 

1 kg (2.2 lbs) 

 
RT412 dimensions are shown below. 

 

Figure 13: RT412 Dimensions 

 

Summary of Contents for Reason RT412

Page 1: ...GE Grid Solutions Reason RT412 Optical Transceiver Technical Manual Platform Hardware Version A Publication Reference RT412 TM EN HWA 5v2 imagination at work ...

Page 2: ......

Page 3: ...quirements 14 Equipment Connections 14 Pre energization Checklist 15 Peripheral Circuitry 16 Upgrading Servicing 16 4 Decommissioning and Disposal 17 Chapter 3 Hardware Design 18 1 Equipment View 18 2 Power Supply 19 Chapter 4 Installation 20 1 Unpacking 20 Normal Use of the Equipment 20 2 Mounting 20 Connectors 21 Power Supply 21 Grounding Earthing 22 Electrical Optical Time Input 23 Selecting th...

Page 4: ...32 8 Dimensions Weight 36 Chapter 7 Ordering Options 37 1 RT412 Cortec 37 Chapter 8 Appendixes 39 Appendix A IRIG B Standard Summary 39 Appendix B Application Examples 44 Application Example 1 Traditional and Modern Time Sync 44 Application Example 2 System Wide Grandmaster Clock 44 Application Example 3 Synchrophasor TWFL and Process Bus Applications 45 Application Example 4 IEEE 1588 in a PRP Ne...

Page 5: ...e Input 23 Figure 10 Input Selection 24 Figure 11 Optical Outputs 24 Figure 12 Electrical Outputs 24 Figure 13 RT412 Dimensions 36 Figure 14 Traditional x Modern Time Synchronization 44 Figure 15 System Wide Grandmaster Clock 45 Figure 16 Synchrophasor devices synced by RT430 434 45 Figure 17 TWFL application using RT430 434 for Time Sync 46 Figure 18 Process Bus application using PTP via the Stat...

Page 6: ...0 Table 6 TTL Electrical Outputs specification 30 Table 7 Optical Output specification 31 Table 8 Environment specification 31 Table 9 Enclosure Protection IEC 60529 31 Table 10 EMC tests were performed according to IEC 60255 26 referring to the following standards 32 Table 11 Safety tests 33 Table 12 Environmental tests 35 Table 13 Dimensions and weight specification 36 Table 14 IRIG B standard s...

Page 7: ...cover any errors or have any suggestions for improvement Our policy is to provide the information necessary to help you safely specify engineer install commission maintain and eventually dispose of this product We consider that this manual provides the necessary information but if you consider that more details are needed please contact us GE Grid Solutions Worldwide Contact Center Web www GEGridS...

Page 8: ...rm Ground GNSS Global Navigation Satellite System GPS Global Positioning System GPZDA Serial Datagram format HTTP Hypertext Transfer Protocol HTTPS Hypertext Transfer Protocol Secure IEC International Electrotechnical Commission IED Intelligent Electronic Devices IEEE Institute of Electric and Electronic Engineers HMI Human Machine Interface IP Internet Protocol IP40 Degree of protection 40 IRIG B...

Page 9: ... and specifically designed for operation and to be part of the large scale electrical fixed installations as electrical power generation installations electrical substations and electrical utilities control systems RT412 can convert IRIG B demodulated PPS or any signal with a voltage up to 5 Vdc and frequencies up to 5 MHz The equipment s time accuracy is based on the accuracy of the time referenc...

Page 10: ...n category Compliance with IEC 61010 1 2010 Overvoltage Category II Environment IEC 60068 2 1 IEC 60068 2 2 IEC 60068 2 30 IEC 60068 2 14 IEC 60255 21 1 IEC 60255 21 2 The equipment is intended for indoor use only If it is required for use in an outdoor environment it must be mounted in a specific cabinet or housing which will enable it to meet the requirements of IEC 60529 with the classification...

Page 11: ...ate the equipment Qualified personnel are individuals who are Familiar with the installation commissioning and operation of the equipment and the system to which it is being connected Familiar with accepted safety engineering practices and are authorized to energize and de energize equipment in the correct manner Trained in the care and use of safety apparatus in accordance with safety engineering...

Page 12: ...manual is the direct equivalent of the European term Earth 3 Installation Commissioning and Servicing Lifting Hazards Many injuries are caused by Lifting heavy objects Lifting incorrectly Pushing or pulling heavy objects Using the same muscles repetitively Plan carefully identify any possible hazards and determine how best to move the product Look at other ways of moving the load to avoid manual h...

Page 13: ...voltage discharge ESD to avoid damage to the equipment NEVER look into optical fibers or optical output connections Always use optical power meters to determine operation or signal level Testing may leave capacitors charged to dangerous voltage levels Discharge capacitors by reducing test voltages to zero before disconnecting test leads If the equipment is used in a manner not specified by the man...

Page 14: ...for the power supply which is only accessed by opening the product This does not remove the requirement for external fusing or use of an MCB as previously mentioned The ratings of the internal fuses are 2 Amp type T 250V Equipment Connections Terminals exposed during installation commissioning and maintenance may present a hazardous voltage unless the equipment is electrically isolated Tighten M3 ...

Page 15: ...w inductance and be as short as possible For best EMC performance ground the unit using a 10 mm 0 4 inch wide braided grounding strap All connections to the equipment must have a defined potential Connections that are pre wired but not used should be grounded or connected to a common grouped potential Pay extra attention to diagrams before wiring the equipment Always be sure that the connections a...

Page 16: ... might be situations in which the unit is operating within its environmental operational range but the computers equipment connected to them or nearby equipment are operating outside their operational range That situation can cause malfunctioning and or irreversible damage to those devices In that occasion the communication to the Reason equipment might be compromised but its operational and safet...

Page 17: ...uxiliary supply input may have capacitors in parallel which may still be charged To avoid electric shock discharge the capacitors using the external terminals before decommissioning Avoid incineration or disposal to water courses Dispose of the equipment in a safe responsible and environmentally friendly manner and if applicable in accordance with country specific regulations ...

Page 18: ... compact design all the equipment connections can be access by one side Figure 2 Front view of RT412 Figure 3 View from RT412 connectors The RT412 comprises One power supply AC DC high voltage One electrical input one optical input and one input selection connection for time reference Two TTL electrical outputs for synchronization been Euro Type connector One optical output using ST connector ...

Page 19: ...2 RT412 19 The Act indicator shows if the time reference is detected and the Power indicator simply shows if the equipment is energized or not 2 Power Supply The power supply has the following nominal voltages 100 240Vac 110 250Vdc ...

Page 20: ...signee the person or company receiving the unity can file a claim against the carrier for shipping damage We recommend you to keep the original packing materials for possible transport in the future Normal Use of the Equipment In order to maintain the equipment integrity levels of protection and assure user safety the RT412 must be installed in an enclosed panel with recommended ingress protection...

Page 21: ... Input for time reference ST connector D The Act indicator shows if the time reference is detected The Power indicator simply shows if the equipment is energized or not E Power supply high voltage AC DC Power Supply The unit can be powered from a DC or AC power supply within the limits specified The power connections must use insulated flameproof flexible cable with a 1 5 mm cross section 70 C the...

Page 22: ...ve to terminal N in the supply terminals identified as illustrated below For compliance with IEC 61010 install a suitable external switch or circuit breaker in each current carrying conductor of RT412 power supply this device must interrupt both the hot L and neutral N power leads An external 10 A category C bipolar circuit breaker is recommended The circuit breaker should have an interruption cap...

Page 23: ...er adequate optical fiber should be used respecting a minimum bend radius of 30 mm To synchronize the equipment using the electrical input it is recommended the use of twisted pair For distances over 3 m the use of an optical fiber cable is recommended to minimize the effects related to EMC The length of the optical fiber cables should not exceed 2 km Selecting the Type of Time Input An electrical...

Page 24: ... section 70 C thermal class and 750 V insulation voltage Optical Output The RT412 has 1 output for multimode optical fiber as shown below Figure 11 Optical Outputs The optical and both electrical outputs have the same signal as the one applied in the time reference input The length of the optical fiber cables should not exceed 2 km Electrical Outputs The RT412 has 2 electrical TTL outputs using th...

Page 25: ...d carefully check all power and signal connections See Maintenance chapter for additional suggestion for problem diagnosis 4 Preventive Maintenance Actions In view of the critical nature of the application GE products should be checked at regular intervals to confirm they are operating correctly GE products are designed for a life in excess of 20 years The devices are self supervising and so requi...

Page 26: ...ximum temperature and humidity for example 40 C to 55 C and 5 to 95 RH Continuous equipment operation at the minimum and maximum limits is not recommended Keep panel sealed to avoid dust and or animals and insects Inspect the installation site for moisture loose wires or cables and excessive dust Make sure that airflow is unobstructed around the device and into the air intake vents It is recommend...

Page 27: ... the technical specifications required 3 Cleaning Instructions Before cleaning the equipment make sure that the primary voltage is removed If it is necessary cleaning the exterior of the equipment use only a dry cloth Internally it is not required any cleaning 4 Equipment Return All parts and components comprising Reason devices must be repaired exclusively by GE Grid Solutions In case of equipmen...

Page 28: ......

Page 29: ...f the product 1 Power Supply Table 3 Power supply specifications Operating nominal voltage 100 250Vdc 110 240Vac Operating voltage range 80 300Vdc 88 264Vac Frequency 50 60 Hz 3 Hz Power Consumption MAX 5 VA 2 TTL Electrical Input Table 4 TTL Electrical input specification TTL Voltage Level 5 Vdc High Level 4 8 Vdc Low Level 0 2 Vdc Impedance 220 Ω Connector Euro Type ...

Page 30: ...ultimode 50 125 µm 62 5 125 µm 100 140 µm or 200 µm HCS Power Sensitivity 24 0 dBm 4 TTL Electrical Outputs Table 6 TTL Electrical Outputs specification Number of Outputs 2 TTL Voltage Level 5 Vdc High Level 4 8 Vdc Low Level 0 2 Vdc Impedance 4 7 Ω Maximum current 150 mA Time Difference between Input and Outputs mean 73 ns Connectors Euro Type ...

Page 31: ...Bm 50 125 µm 14 0 dBm 62 5 125 µm 8 5 dBm 100 140 µm 5 7 dBm 200 µm HCS Time Difference between Input and Outputs mean 73 ns 6 Environment Table 8 Environment specification Operating temperature range 40 C 55 C or 40 F to 131 F As tested per IEC 60068 2 1 40 C As tested per IEC 60068 2 2 85 C Maximum operating altitude 2000 m 6560 ft Relative humidity 5 95 non condensing Table 9 Enclosure Protecti...

Page 32: ...ifferential mode 1 kV Common mode 2 kV IEC 61000 4 6 2008 10 V IEC 61000 4 8 2009 30 A m continuous 300 A m 1 s IEC 61000 4 11 2004 IEC 61000 4 29 2000 A C and D C voltage dips Test level 0 residual voltage Duration time A C 1 cycle D C 16 6 ms Test level 40 residual voltage Duration time A C 12 cycles D C 200ms Test level 70 residual voltage Duration time A C 30 cycles D C 500 ms A C and D C volt...

Page 33: ...50 dB μV m quasi peak at 3 m and 230 to 1000 MHz 57 dB μV m quasi peak at 3 m CISPR22 2008 Radiated emission The definition of the limit frequency is based on the maximum internal frequency of the equipment On RT412 the maximum internal frequency is 5 MHz For this case the levels of CISPR 11 satisfy the normative IEC 60255 26 Conducted emission 0 15 to 0 50 MHz 79dB μV quasi peak 66 dB μV average ...

Page 34: ...RT412 Chapter 8 Technical Specification 34 RT412 ...

Page 35: ...ronmental tests IEC 60068 2 1 40 C 16 hours Cold IEC 60068 2 2 85 C 16 hours Dry heat IEC 60068 2 30 95 no condensation 55 C Damp heat IEC 60068 2 14 40 C to 85ºC 9 hours 2 cycles Change of temperature IEC 60255 21 1 Class 2 Vibration IEC 60255 21 2 Class 1 Shock ...

Page 36: ...ecification 36 RT412 8 Dimensions Weight Table 13 Dimensions and weight specification Height 117 mm 4 6 in Width body 55 mm 2 2 in Depth 51 mm 2 0 in Weight 1 kg 2 2 lbs RT412 dimensions are shown below Figure 13 RT412 Dimensions ...

Page 37: ...his chapter describes the CORTEC number formation from RT412 1 RT412 Cortec Issue D Variants 1 5 6 7 8 Model Type RT412 Optical Transceiver RT412 Power Supply 24 48 Vdc 1 100 250 Vdc 110 240 Vac 3 Customization Regionalisation GE branding C Hardware Design Suffix Initial version A Order Number ...

Page 38: ......

Page 39: ...rence bit Pr 1 Pr 10 ms seconds 1 seconds 0 59 or 60 2 Pr 20 ms seconds 2 3 Pr 30 ms seconds 4 4 Pr 40 ms seconds 8 5 Pr 50 ms index bit 0 6 Pr 60 ms seconds 10 7 Pr 70 ms seconds 20 8 Pr 80 ms seconds 40 9 Pr 90 ms position identifier 1 P1 10 Pr 100 ms minutes 1 minutes 0 59 11 Pr 110 ms minutes 2 12 Pr 120 ms minutes 4 13 Pr 130 ms minutes 8 14 Pr 140 ms index bit 0 ...

Page 40: ...0 23 21 Pr 210 ms hours 2 22 Pr 220 ms hours 4 23 Pr 230 ms hours 8 24 Pr 240 ms index bit 0 25 Pr 250 ms hours 10 26 Pr 260 ms hours 20 27 Pr 270 ms index bit 0 28 Pr 280 ms index bit 0 29 Pr 290 ms position identifier 3 P3 30 Pr 300 ms days 1 day of the year 1 365 or 366 31 Pr 310 ms days 2 32 Pr 320 ms days 4 33 Pr 330 ms days 8 34 Pr 340 ms index bit 0 35 Pr 350 ms days 10 36 Pr 360 ms days 20...

Page 41: ... index bit 0 44 Pr 440 ms index bit 0 45 Pr 450 ms index bit 0 46 Pr 460 ms index bit 0 47 Pr 470 ms index bit 0 48 Pr 480 ms index bit 0 49 Pr 490 ms position identifier 5 P5 50 Pr 500 ms year 1 The last 2 digits of the year 00 99 51 Pr 510 ms year 2 52 Pr 520 ms year 4 53 Pr 530 ms year 8 54 Pr 540 ms index bit 0 55 Pr 550 ms year 10 56 Pr 560 ms year 20 57 Pr 570 ms year 40 58 Pr 580 ms year 80...

Page 42: ...ffset 8 69 Pr 690 ms position identifier 7 P7 70 Pr 700 ms Time Offset 0 5h 0 none 1 Additional 0 5h time offset 71 Pr 710 ms Time Quality bit 1 4 bit code representing approx clock time error 0000 Clock is locked 0001 0010 1010 1011 Time within 10 9s 10 8s 1s 10s of UTC 1111 Fault time not reliable 72 Pr 720 ms Time Quality bit 2 73 Pr 730 ms Time Quality bit 3 74 Pr 740 ms Time Quality bit 4 75 ...

Page 43: ...0 ms time of day 32 86 Pr 860 ms time of day 64 87 Pr 870 ms time of day 128 88 Pr 880 ms time of day 256 89 Pr 890 ms position identifier 9 P9 90 Pr 900 ms time of day 512 91 Pr 910 ms time of day 1024 92 Pr 920 ms time of day 2048 93 Pr 930 ms time of day 4096 94 Pr 940 ms time of day 8192 95 Pr 950 ms time of day 16384 96 Pr 960 ms time of day 32768 97 Pr 970 ms time of day 65536 98 Pr 980 ms i...

Page 44: ... a legacy IED needs to be included in a modern architecture the RT431 acts as a PTP translator converting PTP to IRIG B or PPS Figure 14 Traditional x Modern Time Synchronization Application Example 2 System Wide Grandmaster Clock Using the RT430 along with GE JunglePAX is a great way to have PTP over a wide network The next figure exemplifies an architecture which a given application has a local ...

Page 45: ...xample 3 Synchrophasor TWFL and Process Bus Applications Requiring 1 µs time accuracy this third example demonstrate the best way to synchronize devices used for Synchrophasor PMU Travelling Waves Fault Locators TWFL and Process Bus devices Figure 16 Synchrophasor devices synced by RT430 434 ...

Page 46: ...fers the highly accurate IEEE 1588v2 Precision Time Protocol PTP combined with the Parallel Redundancy Protocol IEC 62439 3 2016 ensuring 100 ns accuracy and high availability in time synchronization over Ethernet networks In case of failure in one of the redundant networks the recovery time for the PTP is zero In other words the PRP architecture overcomes any single network failure without affect...

Page 47: ... required for IRIG B PPS the RT411 is a cheap solution to expand the number of outputs from clocks Furthermore the RT412 can convert optical signals to electrical and vice versa which is a great solution to distribute time synchronization The next figure demonstrates an IRIG B time distribution using only one clock plus a RT411 and many RT412 used in Automation Control architectures Figure 20 Time...

Page 48: ...RT412 Chapter 10 Appendixes 48 RT412 ...

Reviews: