PCS 921s x technical manual EN overseas general x r1 10

Preface About This Manual The technical manual describes the protection, automation, control, and supervision functions of PCS S series device for breaker failure protection, and contai

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To the extent required the products described herein meet applicable IEC and IEEE standards, but no such assurance is given with respect to local codes and ordinances because they vary greatly

Although every reasonable effort is made to present current and accurate information, this document does not purport to cover all details or variations in equipment nor provide for every possible contingency to be met in connection with installation, operation, or maintenance Should further information be desired or should particular problems arise which are not covered sufficiently for your purposes, please do not hesitate to contact us

Preface

About This Manual

The technical manual describes the protection, automation, control, and supervision functions of PCS S series device for breaker failure protection, and contains operation principle descriptions, and lists function blocks, logic diagrams, input and output signals, setting parameters and technical data, sorted per function, as well as the hardware of the device The manual can be used

as a technical reference during the engineering phase and during normal service In addition, the manual also includes a glossary that lists and defines technical terms used throughout the manual

Safety Information

This manual is not a complete index of all safety measures required for operation of the equipment (module or device) However, it comprises important information that must be followed for personal safety, as well as to avoid material damage Information is highlighted and illustrated as follows according to the degree of danger:

Indicates an imminently hazardous situation that, if not avoided, will result

in death or serious injury

Indicates a potentially hazardous situation that, if not avoided, could

result in death or serious injury

Indicates a potentially hazardous situation that, if not avoided, may result

in minor or moderate injury or equipment damage

Indicates that property damage can result if the measures specified are

not taken

Important information about the device, product handling or a certain

section of the documentation which must be given particular attention

Instructions and Warnings

The following hazard statements apply to this device

Disconnect or de-energize all external connections BEFORE opening this

device Contact with hazardous voltages and currents inside this device can cause electrical shock resulting in injury or death

Contact with instrument terminals can cause electrical shock that can result

This device is shipped with default passwords Default passwords should

be changed to private passwords at installation Failure to change each default password to a private password may allow unauthorized access

NR shall not be responsible for any damage resulting from unauthorized access

DO NOT look into the fiber (laser) ports/connectors

DO NOT look into the end of an optical cable connected to an optical

output

DO NOT perform any procedures or adjustments that this instruction

manual does not describe

During installation, maintenance, or testing of the optical ports, ONLY use

the test equipment qualified for Class 1 laser products!

Incorporated components, such as LEDs, transceivers, and laser emitters,

are NOT user serviceable Return units to NR for repair or replacement

Equipment components are SENSITIVE to electrostatic discharge (ESD)

Undetectable permanent damage can result if you do not use proper ESD procedures Ground yourself, your work surface, and this equipment

BEFORE removing any cover from this equipment If your facility is not

equipped to work with these components, contact NR about returning this device and related NR equipment for service

Insufficiently rated insulation can deteriorate under abnormal operating conditions and cause equipment damage For external circuits, use wiring

of SUFFICIENTLY RATED insulation that will not break down under

abnormal operating conditions

SEVERE power and ground problems can occur on the communications

ports of this equipment as a result of using non-standard cables Please use the wiring method recommended in the manual for communication terminals

DO NOT connect power to the relay until you have completed these

procedures and receive instruction to apply power Equipment damage can result otherwise

Use of controls or adjustments, or performance of procedures other than

those specified herein, may RESULT IN hazardous radiation exposure

The firmware may be upgraded to add new features or enhance/modify

existing features, please MAKE SURE that the version of this manual is

compatible with the product in your hand

Document Conventions

⚫ The abbreviations and acronyms in this manual are explained in “Appendix A Glossary” The

Glossary also contains definitions of important terms

⚫ Menu path is connected with the arrow "→" and bold

For example: the access path of protection settings is: MainMenu→Settings→Protection Settings

⚫ Settings not in the table should be placed in brackets

For example: the system setting [Opt_SysFreq]

⚫ Cross-references are presented in italics

For example: refer to Figure 1.1-1, refer to Table 1.1-1, reference to Section 1.1

⚫ Binary input signals, binary output signals, analogues, LED lights, buttons, and other fixed meanings, should be written in double quotes and bold

For example: press the button "ENT"

on the target sections of this manual as your job needs and responsibilities dictate An overview of each manual section and section topics follows

7 System Functions

Describes how to perform fundamental operations such as clock synchronization, communicating with the device, switching active setting group, checking relay status, reading event reports and SER (Sequential Events Recorder) records

8 Hardware

Describes the hardware of the PCS series device family and provides general information on the product structure and the modules technical data

9 Settings

Provides a list of all settings and their ranges, unit, steps, defaults The organization of the settings

is similar to the settings organization in the device and in the configuration tool (PCS-Studio)

Appendix A Glossary

Describes the abbreviations adopted in this manual

Document Revision History

PN: ZL_PCS-921S_X_Technical Manual_EN_Overseas General_X

⚫ Modify the logics of AR

⚫ Modify the logic of reclosing numbers control

⚫ Modify the logics of switchgear control and DPS alarm

⚫ Modify the logic of dead check

⚫ Modify the description and sequence chart of jitter processing

⚫ Modify the technical standard of power supply

⚫ Update PMU

⚫ Revise CT requirement

⚫ Add IO module (NR6661A)

⚫ Add the description about CT circuit failure blocking earth fault protection and negative-sequence overcurrent protection

Figure 1.1-1 Typical application of single busbar 1-1

Figure 1.1-2 Typical application of double busbars 1-1

Figure 1.1-3 Typical application of one-and-half breakers 1-2

Figure 1.2-1 Functional overview of PCS-921S 1-3

1

1

1.1 Application

PCS-921S protect the single- or three-pole circuit breaker on all voltage levels, and the availability

of various protection and automation functions permits its utilization in all kinds of busbar

arrangement, such as, or ring busbar, breaker-and-a-half, or double busbar applications The

device provides classical overcurrent-based breaker failure protection for a wide variety of breaker

arrangements

The devices contain all important auxiliary functions that are necessary today for safe network

operation This includes control, measurement and monitoring functions The large number of

communication interfaces and communication protocols satisfies the requirements of

communication-based selective protection and automation operation Its modular structure

permits the device always to be adapted flexibly to the individual requirements

PCS-921S support single-pole & three-pole tripping and reclosing with synchronism check The

device features extensive metering & data recording including high-resolution data capture and

reporting PCS-921S features expanded control equation programming for easy and flexible

implementation of custom protection and control schemes A simple and robust hardware design

features efficient digital signal processing Combined with extensive self-testing, these features

provide device reliability and enhance relay availability

Figure 1.1-2 Typical application of double busbars

Figure 1.1-3 Typical application of one-and-half breakers

The PCS-921S is widely adopted not only for conventional substations, but also for digital substations It supports IEC 61850 Editions 1 and 2 and provides GOOSE and SV network interfaces with high real-time performance The process level network supports peer-to-peer (P2P) mode and networking mode, including single network mode and dual network mode The station level network could also receive and send MMS messages (such as interlocking signals) or process level GOOSE messages (such as circuit breakers or disconnectors positions and trip signals)

1.2 Functions

The functional overview of the device is shown in Figure 1.2-1

50/51P Phase overcurrent protection

⚫ Up to 6 stages with independent logic

⚫ Voltage control element for each stage

⚫ Optional direction element for each stage, including forward direction, reverse direction or non-direction

⚫ Optional definite-time characteristics and inverse-time characteristics for each stage

⚫ Trip purpose or alarm purpose for each stage

⚫ Harmonic control element for each stage

67G

50/51G Earth fault protection

⚫ Up to 6 stages with independent logic

⚫ Optional direction element for each stage, including forward direction, reverse direction or non-direction

⚫ Optional definite-time characteristics and inverse-time characteristics for each stage

⚫ Selectable trip purpose or alarm purpose for each stage

⚫ Harmonic control element for each stage

67Q

50/51Q

Negative-sequence overcurrent

protection

⚫ Up to 2 stages with independent logic

⚫ Optional direction element for each stage, including forward direction, reverse direction or non-direction

⚫ Optional definite-time characteristics and inverse-time

1

characteristics for each stage

59P Phase overvoltage protection

⚫ Up to 2 stages with independent logic

⚫ Optional definite-time characteristics and inverse-time characteristics for each stage

⚫ Optional phase voltage or phase-to-phase voltage

⚫ Optional “1-out-of-3” logic or “3-out-of-3” logic

⚫ Selectable trip purpose or alarm purpose for each stage

27P Phase undervoltage protection

⚫ Up to 2 stages with independent logic

⚫ Optional definite-time characteristics and inverse-time characteristics for each stage

⚫ Optional phase voltage or phase-to-phase voltage

⚫ Optional “1-out-of-3” logic or “3-out-of-3” logic

⚫ Blocked by instantaneous VT circuit failure

⚫ Selectable trip purpose or alarm purpose for each stage

⚫ Optional auxiliary criterion, including CB position check and current check

59Q Negative-sequence overvoltage

protection

⚫ Up to 2 stages with independent logic

⚫ Selectable trip purpose or alarm purpose for each stage

59G Residual overvoltage protection

⚫ Up to 2 stages with independent logic

⚫ Selectable trip purpose or alarm purpose for each stage

81O Overfrequency protection ⚫ Up to 4 stages with independent logic

⚫ Voltage control element 81U Underfrequency protection ⚫ Up to 4 stages with independent logic

⚫ Voltage control element

81R Rate of change of frequency

protection

⚫ Up to 4 stages with independent logic

⚫ Voltage control element

50BF Breaker failure protection

⚫ Phase-segregated re-trip and three-phases re-trip

⚫ Optional current criterion (phase overcurrent element, zero-sequence overcurrent element, negative-sequence overcurrent element)

⚫ Optional circuit breaker position check

⚫ Two time delays

50DZ Dead zone protection ⚫ Clear the dead zone faults between CT and the circuit

breaker 62PD Pole discrepancy protection ⚫ Initiated by three auxiliary contacts of phase-segregate

circuit breaker

⚫ One shot or multi-shot

⚫ 1-pole AR, 3-pole AR or 1/3-pole AR

⚫ Optional trigger mode, including protection operating and external binary input

⚫ Support synchro-check and voltage check

PMU Phasor measurement unit

⚫ Compatible with IEEE C37.118-2005, IEEE C37.118.1-2011, IEEE C37.118.2-2011 and IEEE C37.118.1a-2014

2 Control functions

⚫ Circuit breaker & disconnector control (Remote/local)

⚫ Synchronism check for remote and manual closing

⚫ Voltage selection

3 Phasor measurement unit (PMU)

⚫ Synchronize with the GPS time by IRIG-B time source

⚫ Calculate synchronized phasors, including: Ua, Ub, Uc, U1, U2, U0, Ia, Ib, Ic, I1, I2, I0

⚫ Calculate analog values, including: active power (P), reactive power (Q), frequency,

ROCOF (df/dt)

⚫ Transmit binary status of the IED to PDC (Phasor Data Concentrator) according to IEEE

C37.118 standard

⚫ Realize high accurate measurement of the phasors and analogs according to the IEEE

C37.118.1-2011 and IEEE C37.118.1a-2014 standard

⚫ Communicate with PDC according to IEEE C37.118-2005 and IEEE C37.118.2-2011

⚫ Supporting P Class or M Class measurement (user selectable)

⚫ Measurement of up to 32 binary status (user configurable)

⚫ Output of synchrophasor with timestamp, support of multiple protocols (TCP, TCP-UDP,

UDP) and multiple data rates (2f0, f0, f0/2) for maximum 4 clients (PDC)

4 Measurement functions

⚫ Current and voltage measurement at a 1.2KHz sampling rate

⚫ Current and voltage measurement at a 9.6KHz sampling rate

⚫ Energy metering (active and reactive energy are calculated in import respectively export

direction)

⚫ DC power supply supervision

⚫ System frequency supervision

⚫ Two RS-485 serial ports using IEC 60870-5-103 or Modbus

⚫ One RS-485 serial port for clock synchronization

⚫ Support GOOSE communication module using IEC 61850-8-1 GOOSE

⚫ Full compatibility between IEC 61850 Editions 1 and 2

⚫ Redundancy protocols PRP, HSR and RSTP

⚫ One front RJ-45 port and one rear RJ-45 port for debugging

7 Digital interface

⚫ Support IEC 61850 MMS Server via extendable electrical or optical Ethernet port

⚫ Support IEC 61850-8-1 GOOSE via extendable electrical or optical Ethernet port

⚫ Push buttons for open/close, switch for selection between local and remote control, and

user's login and logout authority management

⚫ 4 Programmable operator push-buttons with user-configurable labels

⚫ Up to 18 programmable target LEDs with user-configurable labels

⚫ 1 RS-485 rear ports for printer

⚫ Language switchover—English+ selected language

⚫ Configuration tool—PCS-Studio

9 Additional functions

⚫ User programmable logic

⚫ Fault phase selection

⚫ Switching system phase sequences function (ABC or ACB)

⚫ Clock synchronization

 IRIG-B: IRIG-B via RS-485 differential level, TTL level or optical fibre interface

 PPS: Pulse per second (PPS) via RS-485 differential level or binary input

 PPM: Pulse per minute (PPM) via RS-485 differential level or binary input

 IEEE 1588: Clock message based on IEEE 1588 via optical fiber interface

 SNTP (PTP): Unicast (point-to-point) SNTP mode via Ethernet network

 SNTP (BC): Broadcast SNTP mode via Ethernet network

 Message (IEC103/Modbus/DNP3.0): Clock messages through IEC103 protocol,

Modbus protocol and DNP3.0 protocol

⚫ Various function modules can satisfy various situations according to the different requirements

of users Flexible and universal logic programming, user-defined configuration of BI/BOs, buttons and LEDs and powerful analogue programming are supported

⚫ Modularized hardware design makes the device be easily upgraded or repaired by a qualified service person It can be combined with different I/O modules, with online self-check and monitoring function, and the device can be restored from abnormal operation only need to replace a single abnormal module

⚫ Support memory check and error correction function, ensure high reliability and safety

⚫ Support the internet communication protocol of native PRP/HSR and RSTP

⚫ Fully compatible with IEC 61850 edition 1 & edition 2, support MMS service, IEC 62351 communication service, GOOSE communication in station level & process level, SV communication with multi-sampling rate

⚫ Fully complies with cyber security standards, including IEC62443, IEC62351, IEEE1686, NERC-CIP, support role based access control (RBAC), security audit, security encryption communication and security tool, improve the cyber security capability of devices

⚫ Powerful COMTRADE fault and disturbance recording function is supported The whole recording time is automatically configurable by the fault duration, which is convenient to fault analysis and replay The recording sample rate is up to 9.6kHz

⚫ Settable secondary rated current (1A/5A) and settable voltage threshold of binary input

⚫ Support small size and large size LCD, control and multifunction button

⚫ Support flush mounting, semi-flush mounting, surface mounting, wall mounting and other mounting methods

⚫ Cross screw IO, CT/VT terminals can support AWG12 specification connector and 4mm2 lead

⚫ Multiple variants with case size 1/1 or 1/2 × 19"

⚫ Protection class of front side is up to IP54

⚫ PCS-Studio is the configuration tool providing all the related functionality for PCS S series devices It ranges from device configuration to entire substation design of bay integration

1

⚫ Support IEEE 1588, IRIG-B clock synchronization

⚫ Support actual system phase sequence, either ABC or ACB, incorrect connection of actual

phase sequence can automatically be verified and relevant protection functions can be

blocked

⚫ Equipped with high-speed large capacity output relay, its operation speed is less than 1ms and

its break capacity is up to 10A The real-time supervision for output drive circuit can detect the

abnormality in advance

⚫ Support setup up to 40 users and allow each user to own different password and access

authority

1.4 Features

⚫ The unique phase selector has the same protection zone as operation element The phase

selection is automatically resulted according to the reliability of phase selector, so that to avoid

probable mistaken multi-phase selection by adopting overreaching phase selector

⚫ The overcurrent protection is combined with harmonic blocking and cold load starting logic,

which can prevent from mal-operation affected by impulse current while the transformer is

initiated on no-load

⚫ Selectable IEC, ANSI inverse-time characteristics curves that can be defined by users, and the

selection of inverse-time drop-off curve is supported

⚫ Optional synchrophasor measurement

1

2

2.10.1 Control Performance 2-12 2.10.2 Clock Performance 2-12 2.10.3 Fault and Disturbance Recording 2-12 2.10.4 Binary Input Signal 2-12

2.11 Synchrophasor Measurement 2-13

2.11.1 Synchrophasor Measurement under Steady-state 2-13 2.11.2 Frequency and ROCOF Measurement under Steady-state 2-13 2.11.3 Active and Reactive Power Measurement under Steady-state 2-14 2.11.4 Synchrophasor Measurement under Modulation 2-15 2.11.5 Frequency and ROCOF Measurement under Modulation 2-15 2.11.6 Synchrophasor Measurement under Frequency Ramp 2-16 2.11.7 Frequency and ROCOF Measurement under Frequency Ramp 2-16 2.11.8 Synchrophasor Measurement under Step Change 2-16 2.11.9 Frequency and ROCOF Measurement under Step Change 2-17 2.11.10 Measurement Reporting Latency 2-17 2.11.11 Synchrophasor Communication 2-17

2.12 Protective Functions 2-17

2.12.1 Fault Detector (FD) 2-17 2.12.2 Phase Overcurrent Protection (50/51P) 2-18 2.12.3 Earth Fault Protection (50/51G) 2-19 2.12.4 Negative-sequence Overcurrent Protection (50/51Q) 2-20 2.12.5 Overvoltage Protection (59P) 2-21 2.12.6 Negative-sequence Overvoltage Protection (59Q) 2-21 2.12.7 Residual Overvoltage Protection (59G) 2-21 2.12.8 Undervoltage Protection (27P) 2-22 2.12.9 Overfrequency Protection (81O) 2-22 2.12.10 Underfrequency Protection (81U) 2-22 2.12.11 Frequency Rate-of-change Protection (81R) 2-23 2.12.12 Undercurrent Protection (37) 2-23 2.12.13 Breaker Failure Protection (50BF) 2-23

2

2.12.14 Dead Zone Protection (50DZ) 2-23

2.12.15 Pole Discrepancy Protection (62PD) 2-24

2

Number Up to 3 current input according to various applications

600V 660V

Phase-to-phase 519V

1038V 1141V

Number Up to 7 voltage input according to various applications

2.1.3 Power Supply

100Vac/110Vac/115Vac/120Vac 127Vac/220Vac/230Vac/240Vac

2

250Vac

Permissible voltage range

IEC 61000-4-11:2017 IEC 61000-4-29:2000

Additional for each energized SFP 0.25W~0.35W

Additional for each energized binary input

Quiescent condition: <1W 0.004W @ 24Vdc 0.008W @ 48Vdc 0.015W @ 110Vdc 0.32W @ 220Vdc 0.41W @ 250Vdc Additional for each energized

binary output

Quiescent condition: <0.1W Operating condition: <0.44W Additional module for SV sampling <7W

2.1.4 Binary Input

Settable pickup voltage and dropout voltage

On value (default set) 69.3~132Vdc 78.75~160Vdc 138.6~264Vdc 157.5~300Vdc

Off value (default set) <55Vdc <62.5Vdc <110Vdc <125Vdc

Maximum permissible voltage 300Vdc

Withstand voltage 2000Vac, 2800Vdc (1 min)

Number

Up to 84 (6U, 1/2 × 19'', ring ferrule), 105 (6U, 1/2 × 19'', pin ferrule),

259 (6U, 1/1 × 19'', ring ferrule) or 329 (6U, 1/1 × 19'', pin ferrule)

2

binary inputs according to various hardware configurations

Settable pickup voltage and dropout voltage

Maximum permissible voltage 300Vac

Withstand voltage 2000Vac, 2800Vdc (1 min)

Number

Up to 84 (6U, 1/2 × 19'', ring ferrule), 105 (6U, 1/2 × 19'', pin ferrule),

259 (6U, 1/1 × 19'', ring ferrule) or 329 (6U, 1/1 × 19'', pin ferrule) binary inputs according to various hardware configurations

Settable pickup voltage and dropout voltage

Maximum permissible voltage 300Vdc

Withstand voltage 2000Vac, 2800Vdc (1 min)

Number

Up to 84 (6U, 1/2 × 19'', ring ferrule), 105 (6U, 1/2 × 19'', pin ferrule),

259 (6U, 1/1 × 19'', ring ferrule) or 329 (6U, 1/1 × 19'', pin ferrule) binary inputs according to various hardware configurations

2.1.5 Binary Output

Tripping/signaling contact

Pickup time (Typical value) <5ms

2

Dropout time (Resistive load) <6ms

Breaking capacity (L/R=40ms)

0.5A@48Vdc 0.35A@110Vdc 0.30A@125Vdc 0.20A@220Vdc 0.15A@250Vdc

Cyclic capacity (2.5 cycle/second,

L/R=40ms)

0.5A@48Vdc 0.35A@110Vdc 0.30A@125Vdc 0.20A@220Vdc 0.15A@250Vdc

Short duration current

30A@3s 50A@1s Durability (Loaded contact) 10000 operations

Number

Up to 44 (6U, 1/2 × 19'', ring ferrule), 56 (6U, 1/2 × 19'', pin ferrule),

135 (6U, 1/1 × 19'', ring ferrule) or 175 (6U, 1/1 × 19'', pin ferrule) binary outputs according to various hardware configurations

Heavy-capacity tripping contact

MOV protection (maximum voltage ) 350Vdc, 275Vac

Pickup time (Typical value) <1ms

Dropout time (Resistive load) <10ms

Breaking capacity (L/R=40ms)

10A@48V 10A@110V 10A@125V 10A@250V Cyclic capacity (4cycles in 1 second, 10A@48V L/R=40ms

2

followed by 2 minutes idle for thermal

dissipation)

10A@110V L/R=40ms 10A@125V L/R=40ms 10A@250V L/R=20ms

Short duration current

30A@3s 50A@1s Durability (Loaded contact) 10000 operations

Number

Up to 12 (6U, 1/2 × 19'') or 40 (6U, 1/1 × 19'') binary outputs according

to various hardware configurations

2.2 Mechanical Specifications

Weight per device

Approx 8.66kg (6U, 1/2 × 19'') Approx 13.88kg (6U, 1/1 × 19'')

Location of terminal Rear panel of the device

Device structure Plug-in modular type @ rear side, integrated frontplate

Protection Class

Front side

IP52 IP54 (valid for surface mounting mode of 6U, 1/2 × 19'' case with sealing strip)

Rear side, connection terminals IP20

2.3 Ambient Temperature and Humidity Range

Operating temperature

-40°C to +80°C (Readability of display may be impaired below -20°C and above 70℃)

Baud rate 4.8kbit/s, 9.6kbit/s, 19.2kbit/s, 38.4kbit/s, 57.6kbit/s, 115.2kbit/s

Max transmission distance 500m

2.4.2 Ethernet Port

2.4.3 Optical Fibre Port

For Station Level and Process Level

Maximum transmission distance 2km

2

Minimum receiving power -31dBm

For Clock Synchronization

Peak optical input power

Logic level HIGH

Logic level LOW

Maximum -40dBm Maximum -10dBm, Minimum -24dBm

2.4.4 Print Port

Baud rate 4.8kbit/s, 9.6kbit/s, 19.2kbit/s, 38.4kbit/s, 57.6kbit/s, 115.2kbit/s

2.4.5 Clock Synchronization Port

2

2.5 Type Tests

2.5.1 Environmental Tests

Damp heat test, cyclic IEC60068-2-30:2005

2.5.2 Mechanical Tests

2.5.3 Electrical Tests

Dielectric tests Test voltage 2kV, 50Hz, 1min

Impulse voltage tests Test voltage 5kV

Electrostatic discharge test

IEC 61000-4-2-2008 class Ⅳ For contact discharge: 8kV For air discharge: 15kV

Radio frequency interference tests

IEC 60255-26:2013 class Ⅲ Frequency sweep

Radiated amplitude-modulated 10V/m (rms), f=80~1000MHz, 1400~2700MHz Spot frequency

Radiated amplitude-modulated

2

10V/m (rms), f=80MHz/160MHz/450MHz/900MHz

Fast transient disturbance tests

IEC 60255-26:2013 Power supply, I/O, Earth: class Ⅳ, 4kV, 5kHz, 5/50ns Communication terminals: class Ⅳ, 2kV, 5kHz, 5/50ns

Surge immunity test

IEC 60255-26:2013 Power supply, AC input, I/O port: class Ⅳ, 1.2/50μs Common mode: 4kV

Differential mode: 2kV

Conducted RF electromagnetic

disturbance

IEC 60255-26:2013 Power supply, AC, I/O, Comm Terminal: Class Ⅲ, 10V (rms), 150 kHz~80MHz

Spot frequency 10V (rms), f=27MHz/68MHz Power frequency magnetic field

immunity

IEC 61000-4-8: 2009 class Ⅴ, 100A/m for 1min, 1000A/m for 3s

Pulse magnetic field immunity

IEC 61000-4-9:2016 class Ⅴ, 6.4/16μs, 1000A/m for 3s Damped oscillatory magnetic field

immunity

IEC 61000-4-10:2016 class Ⅴ, 100kHz & 1MHz–100A/m

Conducted emission

IEC 60255-26:2013 0.15MHz~0.50MHz: 79dB (μV) quasi peak, 66dB (μV) average 0.50MHz~30MHz: 73dB (μV) quasi peak, 60dB (μV) average

Radiated emission

IEC 60255-26:2013

Below 1GHz

30MHz~230MHz: 40dB (μV/m) quasi peak @10m, 50dB (μV/m) quasi peak @3m

230MHz~1000MHz: 47dB (μV/m) quasi peak @10m, 57dB (μV/m) quasi peak @3m

Above 1GHz

1GHz~3GHz: 56dB (μV/m) average, 76dB (μV/m) peak @3m

2

3GHz~6GHz: 60dB (μV/m) average, 80dB (μV/m) peak @3m

Auxiliary power supply performance

⚫ EMC: 2014/30/EU, EN60255-26:2013

⚫ Products safety (LVD): 2014/35/EU, EN60255-27:2014

⚫ IEC 61850: Edition 2, Parts 6, 7-1, 7-2, 7-3,7-4 and 8-1

⚫ IEC 61850: Edition 2, GOOSE Performance Class P1 (3ms)

⚫ IEEE 1588: IEEE Std C37.238TM-2017

⚫ DNP: DNP 3.0

⚫ PRP: IEC 62439-3 Ed.3 (IS 2016)

⚫ HSR: IEC 62439-3 Ed.3 (IS 2016)