130021365 Alarm s at Bts Site Pptx
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Transcript of 130021365 Alarm s at Bts Site Pptx
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AMIT MISHRA 2
INTRODUCTION
Alarms are used to monitor the site in case of any fault occur then alarm panel automatically generate the alarm for corresponding fault occurred at site.
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AMIT MISHRA 3
Why alarms are used at site?
External alarm is important at BTS site because in case of any fault occur then as a maintenance engineer it will be easier for us to identify the problem and rectify it accordingly. We can check at DDF, where termination of alarm is done. It provide security and stability to whole BTS site.
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AMIT MISHRA 4
ALARM
BTS
SITE
EXTERNAL
ALARM
INTERNAL
ALARM
TYPES OF ALARM AT BTS SITE
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AMIT MISHRA 5
PARAMETER OF EXTERNAL ALARM
These are parameter which may differ according to manufacturer.
ALARM NO ALARM
TYPE(NO/NC)
ALARM SEVERITY
ALARM PORT
NO/PIN NO
COLOUR CODE
ROUTE OF
ALARM
ALARM NAME OR SYNTAX OR TITLE
ROOT CAUSE OF
ALARM
CAUSE OF ALARM
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AMIT MISHRA 6
ALARM NAME OR SYNTAX OR TITLE
It define the name of the alarm at BTS site. It may differ according to the operator. Depending upon BTS used syntax or title can change. Some of the example of name of alarm operator are as follows..
BTS NAME ALARM NAME
NOKIA FLEXI BTS DG FAILS TO START MAINS FAILURE
ERICSSION RBS 2964 DG FAILS TO STOP DOOR OPEN
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AMIT MISHRA 7
NORMALLY
OPEN
NORMALLY
CLOSED
PARAMETER DESCRIPTION CONTINUED
ALARM TYPE
ALARM NO
Every operator decide a particular alarm no for its BTS site and accordingly series of alarm is decided. for eg-7401 in NOKIA flexi BTS case.
ALARM TYPE
Type of alarm means that either alarm will be normally Closed or normally open. Normally open means that state of alarm in normal condition is OPEN. Normally closed means that state of alarm in normal condition is closed.
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AMIT MISHRA 8
PARAMETER DESCRIPTION
SEV
ER
ITY
CRITICAL
MAJOR
MINOR
CRITICAL
Critical means that ,it require immediate attention, if on BTS site any alarm is critical defined that means that level of alarm severity is high. for eg : LLOP- low lubricant oil pressure.
MAJOR
Major means that ,its severity level is lesser than critical but it is also needed attention as soon as possible. for eg: low fuel level
MINOR
Minor means that ,its severity level is lesser in compare to other alarm and site may not get affected as much as in case of critical and major. for eg- site on DG.
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AMIT MISHRA 9
PORT
NO/PIN
NO
COLOUR
CODE
OPERATOR
SPECIFIC
ALARM PORT
Alarm port or pin no is decided by operator itself .
COLOUR CODE
The colour code of alarm wire is decided by operator itself. Always it will exist in pair for PCM cables used.
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AMIT MISHRA 10
ROUTE
of
ALARM
IT DECIDE ROUTE OF
ALARM
ROOT
CAUSE
IT DECIDE THE CAUSE
OF ALARM
ROUTE OF ALARM
It decide the route of alarm or we can say that where alarm connection start till termination of that alarm.
ROOT CAUSE
Root cause means the exact cause of fault which led to the alarm at the site.
c
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AMIT MISHRA 11
ALARM CABLE CONNECTION Alarm cable are PCM cable. They exist in pairs. Each alarm will be connected to ddf with these cable.(two wire is one pair) 37 pin D-type connector. Alarm ddf installed on shelter wall. Alarms are connected to sensors.
25 PAIR PCM CABLE
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AMIT MISHRA 12
DDF ALARM CONNECTION
D TYPE 37 PIN
For connection of alarm these are needed.
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AMIT MISHRA 13
TYPE OF EXTERNAL ALARMS 1. DOOR OPEN 2. HIGH TEMPERATURE 3. DG FAILS TO START 4. DG FAILS TO STOP 5. LOW FUEL LEVEL 6. FIRE OR SMOKE 7. LOW LUBRICATION OIL PRESSURE 8. LOAD ON DG 9. AC FAILS TO START(AC-1/AC-2) 10.RECTIFIER MODULE PAIR FAILS 11.LOW BATTERY VOLTAGE 12.SITE ON DG 13.AC -1 FAILS 14.AC-2 FAILS 15.DG RUNNING WITHOUT LOAD
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AMIT MISHRA 14
TO ELABORATE ABOVE DESCRIPTION TAKE EXAMPLE OF NOKIA FLEXI BTS
There are 12 external alarm for nokia flexi BTS. For 12 alarm connection ,we need 37 pin D connector in which 24 pins will be used. For each alarm , we require one pair E1 cable having two wire. Termination of these cable is done on DDF i.e from BTS to DDF and from alarm sensor to DDF.
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AMIT MISHRA 15
ALARM NO-7401/ALARM
NO1
SYNTAX-MAINS FAILURE
SEVERITY-MINOR
ALARM TYPE-NORMALY
OPEN
PIN NO-7/25
COLOR CODE-GREEN&
GREEN/WHITE
ROOT CAUSE -MAINS FAILURE
ROUTE OF ALARM PIU/AMF DDF BTS
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AMIT MISHRA 16
ALARM NO-7402/ALARM
NO2
SYNTAX-RECTIFIER MODULE FAILURE
SEVERITY-MINOR
ALARM TYPE-NORMALY
OPEN
PIN NO-8/26
COLOR CODE-BLUE& BLUE/WHITE
ROOT CAUSE -RECTIFIER FAILURE
ALARM CONFIGURATION CONTINUED
ROUTE OF ALARM POWER
PLANT DDF BTS
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AMIT MISHRA 17
ALARM NO-7403/ALARM
NO3
SYNTAX-BATTERY AT 47V/LOW BATTERY
VOLTAGE
SEVERITY-CRITICAL
ALARM TYPE-NORMALY
OPEN
PIN NO-9/27
COLOR CODE-VOILET& WHITE VOILET
ROOT CAUSE -BATTERY VOLTAGE IS BELOW -48V
ALARM CONFIGURATION CONTINUED
POWER
PLANT DDF BTS ROUTE OF ALARM
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AMIT MISHRA 18
ALARM NO-7404/ALARM
NO4
SYNTAX-LOAD ON BATTERY
SEVERITY-MAJOR
ALARM TYPE-NORMALY
OPEN
PIN NO-10/28
COLOR CODE-GREY& WHITE GREY
ROOT CAUSE -ALL RECTIFIER IN P.P FAILED
ALARM CONFIGURATION CONTINUED
POWER
PLANT DDF BTS ROUTE OF ALARM
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AMIT MISHRA 19
ALARM NO-7405/ALARM
NO5
SYNTAX-LOAD ON DG
SEVERITY-MINOR
ALARM TYPE-NORMALY
OPEN
PIN NO-11/29
COLOR CODE-PINK& BLACK/RED
ROOT CAUSE-MAINS FAILURE
ALARM CONFIGURATION CONTINUED
PIU/
AMF DDF BTS ROUTE OF ALARM
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AMIT MISHRA 20
ALARM NO-7406/ALARM
NO6
SYNTAX-DG LLOP
SEVERITY-CRITICAL
ALARM TYPE-NORMALY
OPEN
PIN NO-12/30
COLOR CODE-LIGHTGREEN&
BLACK/ GREEN
ROOT CAUSE-WHEN LUBRICANT OIL PRESSURE IN ENGINE GOES BELOW SPECIFIED LEVEL
ALARM CONFIGURATION CONTINUED
ROUTE OF ALARM PIU/AMF DDF BTS LLOP
SENSOR
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AMIT MISHRA 21
ALARM NO-7407/ALARM
NO7
SYNTAX-LOW FUEL LEVEL
SEVERITY-MINOR
ALARM TYPE-NORMALY
OPEN
PIN NO-13/31
COLOR CODE-LIGHT BLUE&BLACK
ROOT CAUSE -WHEN THE FUEL IN TANK GOES BELOW 40%.
ALARM CONFIGURATION CONTINUED
ROUTE OF ALARM FUEL
SENSOR PIU/AMF DDF BTS
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AMIT MISHRA 22
ALARM NO-7408/ALARM
NO8
SYNTAX-DG FAIL TO START
SEVERITY-MAJOR
ALARM TYPE-NORMALY
OPEN
PIN NO-14/32
COLOR CODE-WHITE BLACK/WHITE
ROOT CAUSE-DG DOESNT START AFTER 3 ATTEMPTS BY PIU/AMF
ALARM CONFIGURATION CONTINUED
PIU/
AMF DDF BTS ROUTE OF ALARM
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AMIT MISHRA 23
ALARM NO-7409/ALARM
NO9
SYNTAX-AC FAILS
SEVERITY-MAJOR
ALARM TYPE-NORMALY
OPEN
PIN NO-15/33
COLOR CODE-LIGHT GREY& LIGHT GREY
/BLACK
ROOT CAUSE-BOTH AC FAILS
ALARM CONFIGURATION CONTINUED
ROUTE OF ALARM- MICRO
CONTROLLER DDF BTS
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AMIT MISHRA 24
ALARM N0-7410/ALARM
NO10
SYNTAX-DOOR OPEN
SEVERITY-MINOR
ALARM TYPE-NORMALY CLOSED
PIN NO-16/34
COLOR CODE-GREEN&
GREEN/WHITE
ROOT CAUSE -WHEN SHELTER DOOR IS OPEN.
ALARM CONFIGURATION CONTINUED
ROUTE OF ALARM- DOOR
SENSOR PIU/AMF DDF BTS
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AMIT MISHRA 25
ALARM NO-7411/ALARM
NO11
SYNTAX-HIGH
TEMPERATUR-E
SEVERITY-MAJOR
ALARM TYPE-NORMALY
OPEN
PIN NO-17/35
COLOR CODE-ORANGE/
RED&ORANGE/LIGHT GREY
ROOT CAUSE -WHEN TEMPERATURE REACHES ALARMING LEVEL.
ALARM CONFIGURATION CONTINUED
ROUTE OF ALARM- MICRO
CONTROLLER DDF BTS
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AMIT MISHRA 26
ALARM CONFIGURATION CONTINUED
ALARM NO-7412/ALARM
NO12
SYNTAX-FIRE/SMOKE
SEVERITY-CRITICAL
ALARM TYPE-NORMALY
OPEN
PIN NO-18/36
COLOR CODE-ORANGE
/BLACK&ORA-NGE/GREEN
ROOT CAUSE -WHEN TEMPERATURE REACHES ALARMING LEVEL.
ROUTE OF ALARM- FUEL
SENSOR PIU/AMF DDF BTS
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AMIT MISHRA 27
APART FROM THESE ALARMS OF NOKIA FLEXI BTS WE HAVE FEW MORE AS FOLLOWS
SYNTAX-DG FAILS TO
STOP
COLOUR CODE-
OPERATOR SPECIFIC
PIN NO-OPERATOR SPECIFIC
ALARM NO-OPERATOR SPECIFIC
ALARM TYPE-NORMALLY
CLOSED
SEVERITY-MINOR
PIU/AMF DDF BTS ROUTE OF ALARM-
ROOT CAUSE-WHEN PIU OR AMF NOT ABLE TO STOP DG AFTER 3 ATTEMPT.
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AMIT MISHRA 28
SYNTAX-AC-1 FAILS
ALARM NO-OPERATOR SPECIFIC
COLOUR CODE-OPERATOR SPECIFIC
SEVERITY-MINOR
ALARM TYPE-NORMALLY
OPEN
PIN NO OPERATOR SPECIFIC
APART FROM THESE ALARMS OF NOKIA FLEXI BTS WE HAVE FEW MORE AS FOLLOWS
MICRO
CONTROLLER DDF BTS ROUTE OF ALARM-
ROOT CAUSE-WHEN AC-1 FAILS
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AMIT MISHRA 29
SYNTAX-AC-2 FAILS
ALARM NO-OPERATOR SPECIFIC
COLOUR CODE-OPERATOR SPECIFIC
SEVERITY-MINOR
ALARM TYPE-NORMALLY
OPEN
PIN NO OPERATOR SPECIFIC
APART FROM THESE ALARMS OF NOKIA FLEXI BTS WE HAVE FEW MORE AS FOLLOWS
MICRO
CONTROLLER DDF BTS ROUTE OF ALARM-
ROOT CAUSE-WHEN AC-2 FAILS
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AMIT MISHRA 30
LIST OF DIFFERENT OPERATOR EXTERNAL ALARM
Ericsson RBS2954
DG on DG fails to start Main fails DG fuel level LLOP DG fails to stop Cabinet temperature Fire & smoke Door smoke BFU fault Spare SMPS input fail Battery low voltage DC disconnected alarm Battery breaker off Battery disconnected
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AMIT MISHRA 31
LIST OF DIFFERENT OPERATOR EXTERNAL ALARM
Ericsson RBS2964
DG on DG fails to start Main fails DG fuel level LLOP DG fails to stop Cabinet temperature Fire & smoke Door open BFU fault Spare SMPS input fail Battery low voltage DC disconnected alarm Battery breaker off Battery disconnected
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AMIT MISHRA 32
LIST OF DIFFERENT OPERATOR EXTERNAL ALARM
HUAWEI 3900 Intruder A/C failure High room temperature Fire alarm Fire fighting Mains failure Generator failure Generator run Rectifier high voltage Tower light failure Rectifier 2/more failure Tower amplifier fail Rectifier low voltage Rectifier common alarm GN auto mode Low fuel in main tank
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AMIT MISHRA 33
LIST OF DIFFERENT OPERATOR EXTERNAL ALARM
ZTE ZXG 10
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AMIT MISHRA 34
Sl. No External Alarms ID Breaking Closing Level 1 DG ON 0 Closing 2 2 DG fail to Start 1 Closing 1 3 Mains Fail 2 Closing 1 4 High Shelter 3 Closing 1 Temperature 5 DG Fuel Level Low 4 Closing 1 6 LLOP 5 Closing 2 7 DG Fail to Stop 6 Closing 1 8 Fire and Smoke 7 Closing 1 9 Door Open 8 Closing1 10 AC 1 - OFF 9 Closing 1 11 AC 2 OFF A Closing 1 12 Spare B 13 Battery Fuse Fail C Closing 1 14 Rectifier Fail D Closing 1 15 Battery Low Voltage E Closing 1 16 SMPS Input Fail F Closing 1
ALARM DEFINED IN ERICSSON SITES:
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AMIT MISHRA 35
Port ID External Alarms Closing/Breaking Level 1 0 DG ON Closing 2 2 1 DG FAIL TO START Closing 1 3 2 MAINS FAIL Closing 1 4 3 DG FUEL LEVEL LOW Closing 1 5 4 LLOP Closing 2 6 5 DG FAIL TO STOP Closing 1 7 6 CABINET TEMPERATRE Closing 1 HIGH 8 7 FIRE AND SMOKE Closing 1 9 8 BBS DOOR OPEN Closing 1 10 9 BFU FAULT Closing 1 11 10 SPARE 12 B SMPS INPUT FAIL Closing 1 13 C BATTERY LOW VOLTAGE Closing 1 14 D DC DISCONNECTED ALARM Closing 1 15 E BATTERY BREAKER OFF Closing 1 16 F BATTERY DISCONNECTED Closing1
EXTERNAL ALARMS FOR BTS (RBS 2954) SITES:
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AMIT MISHRA 36
S/N TTSL Requirement Node colour code 1 AC mains fail blue-white 2 High room temperature Orange-white 3 fire alarm Green-white 4 Battery Discharge Brown-white 5 rectifier fail Blue-red 6 intruder Orange-red 7 DG low fuel Red-green 8 DG running Brown-red After we connect the cable on krone block we will give loop with krone tool one by one and check weather alarm get disappear in OMCR or not. Same way we have to check for all the 8 ports.
BELOW MENTIONED COLOUR CODE OF RBS(2954)-
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AMIT MISHRA 37
EXTERNAL ALARM IN HUAWEI 3900 BTS AND COLOUR CODE-
KRONE NO:1 KRONE NO:2
NO: port SLOT DDF ALARM NO: port SLOT DDF ALARM
1 0 18 1 INTRUDER 9 0 19 1
RECTIFIER
HIGH
VOLTAGE
2 1 18 2 A/C
FAILURE 10 1 19 2
TOWER
LIGHT
FAILURE
3 2 18 3
HIGH
ROOM
TEMPERA
TURE
11 2 19 3
RECTIFIER
2/MORE
FAILURE
4 3 18 4 FIRE
ALARM 12 3 19 4
TOWER
AMPLIFIE
R FAIL
5 4 18 5 FIRE
FIGHTING 13 4 19 5
RECTIFIER
LOW
VOLTAGE
6 5 18 6 MAINS
FAILURE 14 5 19 6
RECTIFIER
COMMON
ALARM
7 6 18 7
GENERAT
OR
FAILURE
15 6 19 7 GN AUTO
MODE
8 7 18 8 GENERAT
OR RUN 16 7 19 8
LOW FUEL
IN MAIN
TANK
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AMIT MISHRA 38
HUAWEI EXTERNAL ALARMS(COLOURS)
EXTERNAL ALARM COLOUR CODES
CABLE NO: PAIR COLOUR
1 1 WHITE
ORANGE
2 1 ORANGE
3 2 WHITE
GREEN
4 2 GREEN
5 3 WHITE
BLUE
6 3 BLUE
7 4 WHITE
BROWN
8 4 BROWN
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AMIT MISHRA 39
INSTALLATION OF ALARM AT OUTDOOR (AC/FAN COOLED) NOKIA BTS SITE
LIST OF ALARMS (1)RECTIFIER & BTS DOOR CABINET ALARM (2)RECTIFIER MAJOR ALARM (3)RECTIFIER MINOR ALARM (4)LOW DC VOLTAGE (5)HEAT MANAGEMENT ALARM(FOR AC CABINET ONLY) (6)TEMPERATURE ALARM(FOR FAN COOL CABINE ONLY)
CORRESPONDING ALARM NO- ALARM NO1 ALARM NO2 ALARM NO3 ALARM NO4 ALARM N05 ALARM NO7
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AMIT MISHRA 40
INSTALLATION OF ALARM AT OUTDOOR (AC/FAN COOLED) NOKIA BTS SITE
LIST OF COLOUR CODE OF ABOVE ALARM
ALARM NO1-RECTIFIER & BTS DOOR CABINET ALARM- GREEN & WHITE GREEN ALARM NO2-RECTIFIER MAJOR ALARM-BLUE & WHITE BLUE ALARM NO3-RECTIFIER MINOR ALARM-VIOLET & WHITE VIOLET ALARM NO4-LOW DC VOLTAGE-GREY & WHITE GREY ALARM NO5-HEAT MANAGEMENT ALARM(FOR AC CABINET ONLY)-BLUE/BLACK &BLACK BLUE ALARM NO7-TEMPERATURE ALARM(FOR FAN COOLED CABINET ONLY)-LIGHTBLUE &LIGHT BLUE/ BLACK
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AMIT MISHRA 41
INSTALLATION OF ALARM AT OUTDOOR (AC/FAN COOLED) NOKIA BTS SITE
MATERIAL REQUIREMENT- ALARM CABLE KRONE RACK CAT-5 CABLE 7-9 METER SOLDERING IRON OTHRE BASIC TOOLS
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AMIT MISHRA 42
INSTALLATION OF ALARM AT OUTDOOR (AC/FAN COOLED) NOKIA BTS SITE
INSTALLATION PROCESS- Initial step before installation-
(1)Alarm cable is too long so cut it into two pieces. (2)1st cable will be used to take alarm from rectifier smart pack i/o ports to crone. (3)2nd cable with connector at one end will be used for taking alarms from krone to BTS EAC port(2G cabinet).
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AMIT MISHRA 43
INSTALLATION OF ALARM AT OUTDOOR (AC/FAN COOLED) NOKIA BTS SITE
INSTALLATION PROCESS CONTINUE-
STEP-1 KRONE INSTALLATION
Install the krone on rack and fix this rack in rectifier cabinet. Use proper size bolts and washer.
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AMIT MISHRA 44
Alarm cable installation(BTS KRONE)
INSTALLATION PROCESS CONTINUE-
Connect the alarm cable connector on EAC port at BTS(2G cabinet) Bring the other end of alarm cable to rectifier through roxtec. Punch the alarm cable on the lower side of krone according to the alarms sequence. The alarm cable should be fixed properly with ties and properly routed.
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AMIT MISHRA 45
INSTALLATION PROCESS CONTINUE-
Route this cable properly with ties and fix it near the Rectifier I/O
ports
Connect Green & White Green (Alarm nu 1) with Pins 8 & 9 of CON1
(X1)
Connect Grey & White Grey (Alarm nu 4) with Pins 9 & 10 of CON2
(X2)
Connect Violet & White Violet (Alarm nu 3) with Pins 15 & 16 of
CON2 (X2)
Connect Blue & White Blue (Alarm nu 2) with Pins 18 & 19 of CON2
(X2)
Connect Light Blue & Light Blue Black (Alarm nu 7) with Pins 12 & 13
of CON2 (X2) (Only for Fan Cool Rectifier Cabinets)
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AMIT MISHRA 46
CON 2
( X2 )
CON 1
( X1 )
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AMIT MISHRA 47
HEAT MANAGEMENT ALARM
INSTALLATION PROCESS CONTINUE-
Air condition in the door usually has Red & Yellow cable for Air Condition Alarm. This cable is connected to Pins 3 & 4 on CON1. Remove this cable from there & punch it on Krone.
AIR CON ALARM CABLE
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AMIT MISHRA 48
Remove this cable from pins &
punch it on Krone as shown Air Con Alarm cable
INSTALLATION PROCESS CONTINUE-
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AMIT MISHRA 49
To test Heat Management Alarm cover the AC from outside with plastic so that no air can go through as shown below Air Condition covered with plastic sheet
TESTING HEAT MANAGEMENT ALARM-
INSTALLATION PROCESS CONTINUE-
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AMIT MISHRA 50
900 BTS CABINET DOOR SENSOR
INSTALLATION PROCESS CONTINUE-
The BTS Cabinet door sensor cable is very small so we have to extend it Take 1 pair from CAT-5 Cable and solder it with the sensor wires in BTS (900 Cabinet) Route this cable properly and fix it near Smart Pack I/O ports Connect this pair with pins 3 & 4 of CON 2
BTS Cabinet door Sensor
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AMIT MISHRA 51
INSTALLATION PROCESS CONTINUE-
RECTIFIER CABINET DOOR SENSOR
Usually Rectifier door Sensor cables are already connected to the CON 1 (X1) If it is not connected then connect Rectifier Door Alarm Cable with pins 1 & 2 of CON 1 (X1) Rectifier Door cable connected to pins 1 & 2 of CON 1
Rectifier Door Sensor
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AMIT MISHRA 52
Overall summary is that on any BTS site external alarms are important. Alarms make fault finding easy. External alarms make BTS site safer and easy to maintain. Each alarm has its own importance cannot be neglected.
SUMMARY
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AMIT MISHRA 53