© ABB Switzerland Ltd - 1 03-06-02 / PTUKT / St Technical Overview NSD570 Teleprotection Equipment NSD570 - Overview Modular design 19 inch rack, 3 height units (3U), 1U for cable duct, connectors, etc. Module types Power Supply Unit Analog Line Interface Digital Line Interface Protection Relay Interface Ethernet/LAN Interface (optional) One or two systems in one rack © ABB Switzerland Ltd. - 2 1 line interface plus up to 4 relay interfaces per system Mix of analog and digital system in same rack is possible Single or redundant power supply (one modul only, covers the whole a.c. and d.c. supply voltage range) © ABB Switzerland Ltd. - 3 NSD570 - Module Rack (I) © ABB Switzerland Ltd. - 4 NSD570 - Module Rack (II) © ABB Switzerland Ltd. - 5 NSD570 - Module Rack (III) Analog Interface Type G3LA © ABB Switzerland Ltd. - 6 DSP & Micro Controller Bus Drivers & Memory & Host Interface Control Circuits Connector with 6 Terminals Connector to Busplane Analog Line Interface + Boost Output 2/4 Wire Input/Output Boost Output A/D & D/A Converter Real Time Clock Internal DC/DC Converter with Buffer 25-pin Sub-D Connector 8 8-pin RJ45 Conn. G.703.1 Interface 64 kbps © ABB Switzerland Ltd. - 7 RS-422 FPGA& Interface Circuits Clock DSP & Micro Controller Bus Drivers & Memory & Host Interface Control Circuits Connector to Busplane RS-422 / RS-530 530 Interface 56/64 kbps Digital Interface Type G3LD Piggybacks G1LE or G1LO Interface Connector G.703.1 Interface Circuits Real Time Clock Internal DC/DC Converter with Buffer Connector to Optional Piggybacks Relay Interface Type G3LR © ABB Switzerland Ltd. - 8 Control Circuits (FPGA) & Bus Drivers Connector with 14 Terminals 2 Opto Coupler Inputs Connector to Busplane Interface to Protection System EMI Protection Circuits 2 Relay Outputs 2 Solid State Outputs Internal DC/DC Converter Power Supply Type G3LH © ABB Switzerland Ltd. - 9 Only one module necessary to cover the whole a.c. and d.c. supply voltage range: from 48 VDC to 250 VDC nominal battery voltage from 100 VAC to 240 VAC nominal mains voltage Output power 60 W sufficient to supply all possible rack assemblies (including LAN interface) Output voltage +12 V for internal supply of modules Single or redundant configuration Hot plug in allowed Common Interface Type G3LC Supervision of power supply output voltage © ABB Switzerland Ltd. - 10 LED indication on front panel DC/DC converter for internal +5 V Clock source for Real Time Bus (RTB) on busplane Service interface EIA RS-232, 57'600 bps (front access) Two heavy duty relay with free change-over contacts to signal the local alarm of each NSD570 in the rack RS-485 station bus interface One input for IRIG-B synchronisation signal (GPS Sync) One input for external second impulses (PPS) Connector for the optional display panel type G1LC NSD570 Identification (I) G7BI*MODULE RACK NSD570 G7BI*MODULE RACK G1LA*BUS PLANE WITH FRONT COVER G1LB*SUPPLY BACKPLANE G3LC*COMMON INTERFACE 003*BLANKING COVER PLATE © ABB Switzerland Ltd. - 11 NSD570*BLANKING 1KHW000911R0001 1KHW000600R0001 1KHW000592R0001 1KHW000601R0002 1KHW000621R0001 1KHW000599R0001 PLATE WITH ID-LABEL1KHW001163R0001 G3LH*POWER SUPPLY NSD570 G3LA*ANALOG INTERFACE NSD570 1KHW000884R0101 G3LD*DIGITAL INTERFACE NSD570 1KHW000886R0102 G3LR*RELAY INTERFACE NSD570 1KHW000880R0101 1KHW000909R0001 NSD570 Identification (II) G1LR*INPUT TRIPPING VOLTAGE NSD570 1KHW000882R0001 G1LE*E1/T1 INTERFACE NSD570 1KHW000888R0001 NSD570*SOFTWARE & DOCUMENTATION CD 1KHW000925R0100 © ABB Switzerland Ltd. - 12 Software HMI570 „PC“ / HMI570 Firmware NSD570 Analog Firmware NSD570 Digital „LAN“ Operating Instructions incl. Annex (1KHW000890) Certificates (Type Test KEMA, CE-Declaration, ...) Web Browser „Mozilla“ NSD570 Identification (III) NSD570*BASIC EQUIPMENT ANALOG 1KHW000913R0001 G7BI*MODULE RACK NSD570 G3LH*POWER SUPPLY NSD570 G3LA*ANALOG INTERFACE NSD570 G3LR*RELAY INTERFACE NSD570 NSD570*BASIC EQUIPMENT DIGITAL 1KHW000914R0001 G7BI*MODULE RACK NSD570 G3LH*POWER SUPPLY NSD570 G3LD*DIGITAL INTERFACE NSD570 G3LR*RELAY INTERFACE NSD570 © ABB Switzerland Ltd. - 13 1KHW000911R0001 1KHW000909R0001 1KHW000884R0101 1KHW000880R0101 1KHW000911R0001 1KHW000909R0001 1KHW000886R0102 1KHW000880R0101 © ABB Switzerland Ltd. - 14 NSD570 Identification (IV) G1LB*CABLE FOR STATION BUS/RTC SYNC 1KHW000668R0001 G3LC*CABLE FOR ALARM RELAYS 1KHW000658R0001 G3LA*CABLE FOR ANALOG INTERFACE 1KHW000664R0001 G3LD*CABLE WITH RS-449 INTERFACE (37-P) 1KHW000671R0001 G3LD*CABLE WITH RS-530 INTERFACE (25-P) 1KHW000669R0001 G3LD*CABLE WITH X.21 INTERFACE (15-P) 1KHW000670R0001 G3LD*CABLE WITH ISOLATING TERMINALS 1KHW000662R0001 G3LD*CABLE FOR G.703/E1/T1 INTERFACE 1KHW001003R0001 G3LR*CABLE FOR RELAY INTERFACE 1KHW000659R0001 NSD570 Identification (V) Further optional modules and cables: G1LO*OPTICAL INTERFACE NSD570 1KHW000965R0001 G1LC*DISPLAY PANEL NSD570 1KHW001018R0001 INTERFACE NSD570 1KHW001016R0101 G3LL*LAN G3LL*CABLE FOR STATION BUS/RTC SYNC 1KHW001213R0001 Optical cables: V9WP*FOC-CB SM 2F INTERN E2000-FC/PC 2M (2m) 1KHW000580R0002 SM 2F INTERN E2000-E2000 2M (2m) 1KHW000581R0002 © ABB Switzerland Ltd. - 15 V9WQ*FOC-CB V9WR*FOC-CB SM 2F EXTERN E2000-FC/PC 10M (10m) 1KHW000582R0010 V9WS*FOC-CB SM 2F EXTERN E2000-E2000 10M (10m) 1KHW000583R0010 Other length available on request: order number above plus R00xx where xx = length in meters. NSD570 - for Analog Channels Up to 4 independent commands Programmable Bandwidth Programmable center frequencies from 360 Hz to 3900 Hz in 60 Hz steps No need to set transmission times © ABB Switzerland Ltd. - 16 120 / 240 / 360 / 480 / 960 / 1200 / 2400 / 2800 Hz Adaptive signal processing always ensures shortest transmission times Each command configurable for blocking, permissive or direct tripping EOC (embedded operation channel) for remote monitoring and display of remote alarms operated in the guard channel - needs no additional bandwidth Boosting facility (internal or by means of contact signalling) NSD570 - Analog Operating Modes One Single Tone Command „A“ (configurable for each bandwidth, „Blocking“ only) © ABB Switzerland Ltd. - 17 Two single tone commands „A“, „B“ (not configurable for 120 Hz BW) Two dual tone commands „A“, „B“ (not configurable for 120 Hz BW) Available Bandwidth Amplitude Frequency Guard Signal max. Trip Signal Time Frequency Trip- Test- GuardSignal Signal Signal Amplitude Frequency max. Guard Signal Trip Signal A B T A&B G Frequency Time Amplitude Frequency max. Guard Signal Trip Signal F1 F2 F3 F4 G Frequency Time © ABB Switzerland Ltd. - 18 NSD570 - Analog Operating Modes Three dual tone commands „A“, „B“, „C“ (not configurable for 120 / 240 Hz Bandwidth) Amplitude Four dual tone commands „A“, „B“, „C“, „D“ (not configurable for 120 / 240 / 360 Hz Bandwidth) Amplitude max. F1 F2 F3 F4 F5 G Frequency max. F1 F2 F3 F4 F5 F6 F7 G Frequency NSD570 - Bandwidth and Operating Times Bandwidth 1 Single 120 Hz 50 ms 240 Hz 27 ms 360 Hz 19 ms 480 Hz 15 ms 960 Hz 8.5 ms 1200 Hz 7.0 ms 2400 Hz 4.5 ms 2800 Hz 4.5 ms 2 Single 38 ms 26 ms 20 ms 11 ms 9.5 ms 6.0 ms 5.5 ms 2 Dual 43 ms 30 ms 23 ms 13 ms 11 ms 7.0 ms 6.0 ms 3 Dual 31 ms 24 ms 14 ms 11 ms 7.0 ms 6.0 ms 4 Dual 28 ms 15 ms 12 ms 7.0 ms 6.5 ms including operating times of the relay interface (solid state outputs), EOC configured to ON © ABB Switzerland Ltd. - 19 command application set to direct tripping (except for 1 single-tone command). Security / Dependability: complies with or exceeds IEC 60834-1 Puc for worst case SNR: Security Single Tone Dual Tone Blocking 1E-03 1E-04 Permissive Tripping 1E-05 1E-06 Direct Tripping 1E-08 1E-09 © ABB Switzerland Ltd. - 20 Analog Interface Type G3LA 4-wire circuit, 2-wire circuit 600 Ohm impedance, or high impedance (to be programmed by jumper settings) Transmit level -24 dBm … +11 dBm (incl. boost) Receive level -30 dBm … +2 dBm Receiver dynamic range -> ±15 dB from nominal Power boosting range -> 0 to 9 dB in steps of 1 dB Transverse application of 50 Hz -> 10 Vp NSD570 - for Digital Channels Up to 8 independent commands Set of digital line interfaces: No need to set transmission times © ABB Switzerland Ltd. - 21 56 / 64 kbps RS-422 / V.11 / X.24, X.21, RS-530, RS-449 64 kbps G.703 codirectional 2.048 Mbps E1 or 1.544 Mbps T1 Adaptive signal processing always ensures shortest transmission times Each command configurable for blocking, permissive or direct tripping EOC (embedded operation channel) for remote monitoring and display of remote alarms Terminal addressing to prevent unwanted tripping in case of channel crossovers in switched or routed telecom networks © ABB Switzerland Ltd. - 22 Digital Interface Type G3LD Serial digital interfaces (onboard): G.703, co-directional (RJ45, 8 pole) EIA RS-422/V.11 interface (Sub-D, 25 pole = EIA RS-530) Optional piggyback type G1LE: E1 interface: 2.048 Mbps (SDH) T1 interface: 1.544 Mbps (SONET) (RJ45, 8 pole) 5 optional connecting cables for: X.21/X.24 (Sub-D, 15 pole), EIA RS-530 interface (Sub-D, 25 pole), EIA RS-449 (Sub-D, 37 pole), or with isolating terminals G.703/E1/T1 (RJ45 press-fit terminals) Optional piggyback type G1LO: optical interface for direct fiber communication LED 1310 nm, 25 / 50 km range LED 850 nm, 3 km range (E2000; optical connecting cables available on request) NSD570 Digital © ABB Switzerland Ltd. - 23 Transmission rate: G.703 co-directional interface EIA RS-422/V.11 interface 64 kbps 64 kbps / 56 kbps (optional) Addressing facility: range for device addresses 0 … 1023 Embedded operation channel encoded into the data stream needs no additional bandwidth Nominal transmission time for transmission rate 64 kbps Security / dependability complies with or exceeds 4 ms (Blocking) 5 ms (Permissive) 6 ms (Direct) IEC 60834-1 NSD570 - Digital Operating Modes Cyclic block code used: BCH(31,21,5) Bose-Chaudhuri-Hocquenghem Hamming Distance: 5 (at least 5 bits difference between individual guard/command code words) 21 bits for guard, commands, test, address, EOC 10 bits for detection and correction of bit errors Frame length = 6 x 8 bit = 48 bit © ABB Switzerland Ltd. - 24 31 bit BCH(31,21,5) plus 17 synchronization bits Dynamic adaptive frame evaluation 2 to 6 frames, depending on command application Correction of max. 1 bit error, depending on prevailing channel condition NSD570 - Digital Operating Modes © ABB Switzerland Ltd. - 25 Security (for BER = 0.5 and BER = 0.15, i.e. worst case): Blocking Puc < 1E-10 / < 1E-05 (2 frames with 0 bit errors or 3 frames with max. 1 bit errors) Permissive Tripping Puc < 1E-17 / < 1E-09 (3 frames with 0 bit errors or 5 frames with max. 1 bit errors) Direct Tripping Puc < 1E-24 / < 1E-12 (4 frames with 0 bit errors or 6 frames with max. 1 bit errors) NSD570 - Digital Operating Modes © ABB Switzerland Ltd. - 26 Dependability (required BER for Pmc < 1 % in 1.3 T0): Blocking BER < 10-3 (up to 1 bit errors corrected, depending on channel BER) Permissive Tripping BER < 8 x 10-4 (up to 1 bit errors corrected, depending on channel BER) Direct Tripping BER < 5 x 10-4 (up to 1 bit errors corrected, depending on channel BER) NSD570 - Relay Interface © ABB Switzerland Ltd. - 27 Electrically isolated I/O circuits 2 opto-coupler inputs 2 solid state outputs 2 relay output with change over contacts (N/O, N/C) Nominal voltage range: 24 VDC … 250 VDC Commands can individually be mapped on any input and output Configurable on any output: user defined alarms/warnings Tx/Rx trip acknowledge unblocking state of the guard signal NSD570 - Relay Interface Inputs per module (electrically isolated): © ABB Switzerland Ltd. - 28 2, opto-coupler (approx. 10 … 20 mA input current; voltage for tripping the inputs to be programmed by jumper settings) Outputs per module (electrically isolated): 2 solid state contacts (N/O) (1 A continuous / 2 A pulsed current) 2 relays with free changeover contacts (N/O, N/C) (up to 150 W, 8 A make, 5 A carry, 0.6 A break) -> additional pick up time 8 ms NSD570 - Relay Interface Nominal tripping voltage range: 24 VDC to 250 VDC With optional internal 24 VDC (piggyback type G1LR): Command assignment (freely configurable): to any input and output of the relay interfaces Configurable per command: © ABB Switzerland Ltd. - 29 external tripping by a dry contact one G1LR covers both inputs of G3LR Tx command pick-up delay (0 … 10 ms) Rx command prolongation (0 … 3 s) Tx continuous command supervision (1 …15 s) NSD570 - Relay Interface Command outputs during link alarm (configurable): Special functions configurable on any output: © ABB Switzerland Ltd. - 30 not influenced All outputs forced to guard state Direct tripping O/Ps forced to guard state, permissive or blocking O/Ps to command state forced to the state they had prior to the alarm user defined alarms / warnings Tx / Rx trip acknowledge unblocking state of the guard signal © ABB Switzerland Ltd. - 31 Human Machine Interface Type HMI570 Browser based Independent of platform and operating system Configuration on-line or off-line (to file for downloading) Testing and commissioning Status and alarm monitoring Local and remote access to Configuration data, hardware inventory, Firmware- and software versions Security Users have to be registered by an administrator 3 passwort levels (admin/edit/view) Secure socket layer (SSL) connection (for remote access only) Human Machine Interface Type HMI570 © ABB Switzerland Ltd. - 32 For direct access to the equipment, the HMI570 application program and a small Web server are to be installed on the PC For remote access to the equipment via the Intranet/Internet, no extra installation on the PC is necessary since the HMI570 application program and the Web server are running on the LAN interface. NSD570 Rack DSP Interface RS-232 HMI570 Tomcat Server Web Browser PC/Notebook Windows NT/2000/XP NSD570 Rack DSP Interface Ethernet 10/100BaseT HMI570 Tomcat Server Internet / Intranet LAN IF PC/Notebook with Web Browser (e.g. Netscape, Internet Explorer, Mozilla) Networking Remote monitoring/settings: From one end via EOC (Embedded Operation Channel) Several NSD570 in a substation can be connected to a local station bus (RS-485) WEB-enabled with optional LAN/Ethernet Interface (connection to the Intranet/Internet Substation © ABB Switzerland Ltd. - 33 Ethernet Internet / Corporate network Control Center Stationsbus RS485 Operator Event Recorder / Trip Counters Integrated, non-volatile © ABB Switzerland Ltd. - 34 7500 events (sequentially stored) For recording command / alarm / manipulation events Optional synchronisation via IRIG-B input and/or pulse per second (PPS) input Display -> text view (list of events with time stamp) Trip counter integrated, non-volatile For each command (sent and received), loop test and unblocking condition Max. number of counts before overflow -> 65536 Each counter can be cleared separately Special Operating Modes © ABB Switzerland Ltd. - 35 T-Operation Transit relaying of command signals in a T-station (short delay) Protection of teed feeders with single or multiple tee-offs Normal T-Operation Inverse T-Operation (permissive overreach) 1+1 Protection To protect against communication path failures For path and equipment redundancy Options © ABB Switzerland Ltd. - 36 G1LE E1/T1 Interface Piggyback to be mounted on Digital Interface G3LD Provides SDH or SONET interface G1LR Internal Tripping Voltage 24 VDC Piggyback to be mounted on Relay Interface G3LR Covers both inputs on G3LR External tripping by a dry contact G1LC Display Panel Instead of Blanking Cover Plate (covering power supply units) For monitoring status and alarm messages of local NSD570 (and remote NSD570, if EOC is enabled) Options G1LO Optical Interface Piggyback to be mounted on Digital Interface G3LD 2 transmitter versions: © ABB Switzerland Ltd. - 37 compatible with FOX family and for direct fiber communication -> Laser 1310 nm, 25 / 50 km range compatible with new standard for „Optical Fiber Interface Between Teleprotection and Multiplexer Equipment (IEEE C37.94) -> Laser 850 nm for remote connection to standard communication) IEEE C37.94 version not available yet! Receiver covering optical windows 850 / 1310 / 1550 nm Options © ABB Switzerland Ltd. - 38 G3LL LAN Interface Ethernet Interface Embedded Web Server For remote monitoring and configuration Interface to busplane Networking via station bus RS-485 Integrated alarm polling function NSD570 - Additional Features © ABB Switzerland Ltd. - 39 RTC synchronisation inputs on G3LC for synchronisation of the built-in real-time clock and event recorder one IRIG-B input – must be configured manually to „ON“ if applied one pulse per second (PPS) input – automatically detected if applied External connections by means of wires connected directly to spring-clamp terminals (no screws !) at the back of the equipment, or by means of connecting cables with special terminations (knife disconnect terminal blocks) Built-in test facilities manual loop test cyclic loop test local test mode remote test mode NSD570 rear view Test facilities © ABB Switzerland Ltd. - 40 During operation (without disrupting normal operation): cyclic loop test (1/3/6/12/24 hour interval configurable) manual loop test (activated by pressing the test button on the front panel or via HMI570) During commissioning (NSD570 isolated from protection): local test mode (each command is relayed by the local line interface back to the local relay interface, where it was injected) remote test mode (each command is relayed by the remote line interface back to the local relay interface, where it was injected) NSD570 - Alarms One common alarm relay for each system in the rack Status and alarm LEDs on the front panel: One status LED per modul (green/red signals Ok/Fail) One green status LED for each input/output and relay contact Green status LEDs for Guard or Trip reception Red alarm LEDs per system: Transmit, Receive, Local, Remote © ABB Switzerland Ltd. - 41 NSD570 - Alarms Configurable alarms (any output on the relay interface): © ABB Switzerland Ltd. - 42 HW-Warning Hardware-Alarm Link-Alarm System-Alarm Local-Alarm Remote-Alarm Transmit-Alarm Receive-Alarm User-Alarm 1 - 3 (user may select 3 special alarms by logical OR gating of several alarm sources, e.g. SNR/BER, Tx signal, Rx signal, …) NSD570 - Standards IEC 60834-1 (Second edition, 1999); EMC Directive 89/336/EEC; Low voltage directive 73/23/EEC EN 50081-2: 1993 and IEC 61000-6-4 (EN 55022 / CISPR 22 class A) for emission; EN/IEC 61000-6-2: 1999 for immunity, including: © ABB Switzerland Ltd. - 43 IEC 61000-4-2, IEC 61000-4-3, IEC 61000-4-4, IEC 61000-4-5 IEC 61000-4-6, IEC 61000-4-12, IEC 61000-4-16 EN/IEC 60950 for safety for Isolation also IEC 60834-1 and IEC 60255-5 © ABB Switzerland Ltd. - 44
