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U N I S EC DI G ITA L

O P ER AT I O N A N D M A I N T EN A N C E M A N UA L

—

9. LHMI module replacement

NOTE

Depending on the configuration of the monitoring
system, it is necessary to have a specific firmware
version installed in the screen. Contact ABB to
install the most suitable firmware version

a) Dismantling the old monitor
• Open the low voltage door

• Disconnect both power and signal connectors

• Unscrew the side supports of the module

• Remove the old monitor from the door and insert

the new monitor.

b) Mounting the new monitor
• Attach the side supports of the screen.

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Содержание UniSec

Страница 1: ...ms and corrective 8 3 General information about the MDC4 M concentrator 10 3 1 Overview 10 3 2 Physical Interfaces 11 3 3 Terminals diagram 12 3 4 SAIS application 13 4 MDC4 M Operation and Commission...

Страница 2: ...tenance and repair work Information of crucial importance Pay particular attention to information in the manual highlighted by the following symbol This symbol is followed by four different indication...

Страница 3: ...art 2 Additional requirements for current transformers IEC EN 61869 3 Instrument transformers Part 3 Additional requirements for inductive voltage transformers IEC EN 62271 100 High voltage switchgear...

Страница 4: ...atures and 40 C storage temperatures Table 2 Operating conditions Special operating conditions The effects of the reduction in the dielectric strength of the insulating air must be considered at altit...

Страница 5: ...gth of switch disconnector Cycles Closed open 5000 5000 5000 Open earthed 1000 1000 1000 SF6 gas in switch disconnector Bar Rated filling pressure 1 4 1 4 1 4 Minimum operating pressure 1 3 1 3 1 3 Qu...

Страница 6: ...installed in the main circuit of the digital units cable connection monitoring but up to 9 can be installed if monitoring relating to circuit breakers and busbars is required The sensors installed in...

Страница 7: ...same repair instructions indicated in paragraph 4 5 of the UniSec 1VFM200005 manual remain valid If a component of the monitoring system needs to be replaced refer to paragraphs 5 6 and 7 2 5 Measure...

Страница 8: ...rther details about use of the LHMI module 2NGA000492 2 6 Alarms and corrective Concentrator MDC4 M is configured by ABB with warning and alarm thresholds for the temperature measurements of the main...

Страница 9: ...The apparatus must be taken out of service in no load conditions Identify and resolve the fault Restore the pressure to its rated value and put the apparatus back into service In the event of a warni...

Страница 10: ...requirements and manages local communication reporting to external systems or finally transfer the data toward the ABB AbilityTM local or cloud base solutions to enable a variety of different digital...

Страница 11: ...Name Terminal Function Earthing X1 1 Earthing Power supply X1 2 L Ac and DC input 110 220 V AC DC X1 3 N Alarm output X1 4 Normal open terminal X1 5 Normal close terminal X1 6 Common terminal CB posit...

Страница 12: ...12 UNISEC DIGITAL OPER ATION AND MAINTENANCE MANUAL 3 General information about the MDC4 M concentrator 3 3 Terminals diagram Terminals diagram...

Страница 13: ...TIONS 13 3 4 SAIS application In the following the general scheme of the SAIS secondary air insulated switchgear application is reported For more information refer to paragraph 2 UniSec digital applic...

Страница 14: ...et the system communication address and temperature alarm value Name Function ESC Back to original page Left Changing the active data press ti modify the left data bits the modified digit flashes Righ...

Страница 15: ...DISTRIBUTION SOLUTIONS 15 OP320 LHMI Navigation Using the LHMI Below is reported an example of the navigation between the different pages...

Страница 16: ...installation it may indicate Untrusted Enterprise Developer Please select trusting programs provided by ABB China Limited in equipment management under general page in setting menu User Login and Equi...

Страница 17: ...ase click Save and Update in sequence after setting The Advanced Settings on the upper right of the interface is to change the ID of the temperature measurement module the settingis generally operated...

Страница 18: ...oltage input 12 24 VDC Power consumption 4W Instantaneous Power off allowance 20ms High voltage test AC 1000V 10MA 1 minute signal to ground Isolation resistance DC 500V about 10M signal to ground Des...

Страница 19: ...temperature range 20 70 C Enviroment humidity 20 85 non condensing Atmospheric pressure 86 106 kPa Altitude Up to 2000 m 1 Transport and storage temperature range 40 85 C Overvoltage category III Poll...

Страница 20: ...II IEC 61000 4 6 2013 Power frequency magnetic field Continuous Short term 100 A m 60s 1000 A m 3s GB T 17626 8 2006 Grade V IEC 61000 4 8 2001 Pulse magnetid field immunity 1000 A m GB T 17626 9 2011...

Страница 21: ...TIA EIA 485 A Baud rate 9600bps Frozen Data format 10bits 1start bit 8 data bits 1stop bits no parity bits Address Slave address 0 247 1 default 0 broadcast address can be set through local HMI WARNIN...

Страница 22: ...rature measurement Software updating can only be done by an ABB operator with the dedicated software a Remove the faulty sensor from the main circuit by opening the clip that closes the strap b Commun...

Страница 23: ...mounting on cable connection with TA e Once the temperature sensors are mounted their operation can be checked Restore the operating condition of the compartment where you operated according to the U...

Страница 24: ...structions in section 4 2 1 Identify the ID code of the new sensor by reading it from the label on the sensor or from the table behind the LV door of the panel Please note The ID code is obtained by e...

Страница 25: ...e it with the new code 7 Click Upload to upload the new code and confirm the change 8 The message confirming the change made is shown Having completed entering the new codes into the mobile APP return...

Страница 26: ...ge door Unscrew the retaining screws of both connectors Disconnect the connectors Press upward to detach the concentrator from the DIN rail Detach the support plate from the back of the old concentrat...

Страница 27: ...sor DIN type bracket Environmental sensor Unscrew the DIN rail fixing screw Detach the sensor b Mount the new sensor Fix the sensor on the DIN rail Attach the bracket to the carpentry Connect the conn...

Страница 28: ...ic firmware version installed in the screen Contact ABB to install the most suitable firmware version a Dismantling the old monitor Open the low voltage door Disconnect both power and signal connector...

Страница 29: ...DISTRIBUTION SOLUTIONS 29 Connect both power and signal connectors Close the low voltage door Power up the LHMI module and verify that sensor measurements are reported in the monitor...

Страница 30: ...s on Busbar Instructions for kit number 2RDA042329A9001 2RDA042329A9002 2RDA042329A9003 2RDA042329A9004 2RDA042329A9005 Left End Unit Left End Unit Right End Unit Fixed units Withdrawable Units Requir...

Страница 31: ...are already synchronized with the concentrator do not change the position of the sensor with respect to the phase with which it has been associated see the positioning on the back of the LV cell 3 It...

Страница 32: ...6071R0223 Start from point 3 NOTE BPTM means that the insulating sheathing is applied on the busbar It is recommended to fix the sensor on the busbar before connecting the busbar to the main circuit T...

Страница 33: ...tic holder under the strap 3 Place the lower part of the sensor in contact with the bar and insert the end of the strap into the clip 4 Tighten the strap as much as possible around the bar and make su...

Страница 34: ...cell for transportation Mounting of the sensors on the main circuit must be completed when the MV cables are connected to the main circuit IMPORTANT The sensors are already synchronized with the conce...

Страница 35: ...sor on top of any MT cable shielding 4 Connect the sensor connector to the probe connector that is already attached to the main circuit Connect the two ends by inserting the tooth into the keyway Conn...

Страница 36: ...ng and diagnostic CB Circuit breaker CT Current transformer EMC Electromagnetic compatibility AVG Average IEC International Electrotechnical Commission LCD Liquid crystal display LED Light emitting di...

Страница 37: ...DISTRIBUTION SOLUTIONS 37 Note...

Страница 38: ...38 UNISEC DIGITAL OPER ATION AND MAINTENANCE MANUAL Note...

Страница 39: ...DISTRIBUTION SOLUTIONS 39 Note...

Страница 40: ...contact More product information abb com mediumvoltage Your contact center abb com contactcenters More service information abb com service Copyright 2022 ABB All rights reserved The data and illustra...

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