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8810 Colour Autostart Load Share Controller PC Software Manual 

4 

 

4.8.6

 

CRANKING ................................................................................................................................................... 74

 

4.8.7

 

SPEED SETTINGS ....................................................................................................................................... 75

 

4.8.8

 

PLANT BATTERY ......................................................................................................................................... 76

 

4.8.9

 

INLET TEMPERATURE ................................................................................................................................ 77

 

4.9

 

COMMUNICATIONS ........................................................................................................................ 78

 

4.9.1

 

COMMUNICATION OPTIONS....................................................................................................................... 78

 

4.9.2

 

RS232 PORT ................................................................................................................................................ 79

 

4.9.2.1

 

BASIC ................................................................................................................................................................................ 79

 

4.9.2.2

 

ADVANCED ....................................................................................................................................................................... 81

 

4.9.2.3

 

SMS CONTROL ................................................................................................................................................................ 83

 

4.9.3

 

TROUBLESHOOTING MODEM COMMUNICATIONS .................................................................................. 84

 

4.9.3.1

 

MODEM COMMUNICATION SPEED SETTING .............................................................................................................. 84

 

4.9.3.2

 

GSM MODEM CONNECTION .......................................................................................................................................... 84

 

4.9.4

 

RS485 ........................................................................................................................................................... 85

 

4.9.4.1

 

RS485 PORT1 ................................................................................................................................................................... 85

 

4.9.5

 

ETHERNET PORT ........................................................................................................................................ 86

 

4.10

 

SCHEDULER ................................................................................................................................... 87

 

4.11

 

MAINTENANCE ALARM ................................................................................................................. 88

 

4.12

 

ALTERNATIVE CONFIGURATIONS ............................................................................................... 89

 

4.12.1

 

ALTERNATIVE CONFIGURATION OPTIONS .......................................................................................... 89

 

4.12.2

 

ALTERNATIVE CONFIGURATIONS EDITOR .......................................................................................... 89

 

4.12.3

 

EXAMPLE OF USAGE ............................................................................................................................. 90

 

4.12.3.1

 

ENABLING THE DEFAULT CONFIGURATION ............................................................................................................... 90

 

4.12.3.2

 

USING THE ALTERNATIVE CONFIGURATION TO HANDLE SPEED CHANGE .......................................................... 91

 

4.13

 

EXPANSION .................................................................................................................................... 92

 

4.13.1

 

DSE2130 INPUT MODULES .................................................................................................................... 93

 

4.13.1.1

 

DIGITAL INPUTS (A-D) ..................................................................................................................................................... 93

 

4.13.1.2

 

ANALOGUE INPUTS (E-H)............................................................................................................................................... 94

 

4.13.2

 

DSE2131 RATIOMETRIC EXPANSION INPUT MODULE ........................................................................ 95

 

4.13.2.1

 

EDITING THE SENSOR CURVES ................................................................................................................................... 98

 

4.13.3

 

DSE2133 RTD / THERMOCOUPLE INPUT MODULE .............................................................................. 99

 

4.13.4

 

DSE2152 ANALOGUE OUTPUT MODULE ............................................................................................ 101

 

4.13.4.1

 

EDITING THE OUTPUT CURVE .................................................................................................................................... 102

 

4.13.5

 

DSE2157 RELAY MODULES ................................................................................................................. 103

 

4.13.7

 

DSE2548 LED EXPANSION ................................................................................................................... 104

 

4.14

 

ADVANCED ................................................................................................................................... 105

 

4.14.1

 

ADVANCED OPTIONS ........................................................................................................................... 106

 

4.14.1.1

 

PROTECTIONS ............................................................................................................................................................... 106

 

4.14.1.2

 

OUT OF SYNC ................................................................................................................................................................ 107

 

4.14.1.3

 

OTHER TIMERS ............................................................................................................................................................. 107

 

4.14.2

 

PLC LOGIC ............................................................................................................................................ 108

 

4.14.2.1

 

MENU .............................................................................................................................................................................. 108

 

4.14.2.2

 

FLAGS ............................................................................................................................................................................. 109

 

4.14.2.3

 

TIMERS ........................................................................................................................................................................... 109

 

4.14.2.4

 

COUNTERS .................................................................................................................................................................... 110

 

4.14.2.5

 

PLC FUNCTIONS............................................................................................................................................................ 111

 

4.14.2.6

 

CREATING AND EDITING RUNGS ............................................................................................................................... 113

 

4.14.2.7

 

CONDITIONS .................................................................................................................................................................. 114

 

4.14.2.8

 

ACTIONS ......................................................................................................................................................................... 116

 

4.14.2.9

 

EXAMPLES ..................................................................................................................................................................... 118

 

4.14.3

 

CONFIGURABLE GENCOMM PAGES .................................................................................................. 119

 

5

 

SCADA ......................................................................................................... 120

 

5.1

 

GENERATOR IDENTITY ............................................................................................................... 121

 

5.2

 

MIMIC ............................................................................................................................................. 121

 

5.3

 

LANGUAGES ................................................................................................................................ 122

 

5.4

 

DIGITAL INPUTS ........................................................................................................................... 122

 

5.5

 

DIGITAL OUTPUTS ....................................................................................................................... 123

 

5.6

 

VIRTUAL LEDS ............................................................................................................................. 124

 

5.7

 

BUS ................................................................................................................................................ 124

 

5.8

 

GENERATOR ................................................................................................................................ 125

 

5.8.1

 

FREQUENCY, VOLTAGES AND CURRENT .............................................................................................. 125

 

5.8.2

 

POWER ....................................................................................................................................................... 126

 

5.8.3

 

MULTISET .................................................................................................................................................. 127

 

5.8.4

 

GOVERNOR/AVR INTERFACE .................................................................................................................. 128

 

5.8.4.1

 

SW1 ................................................................................................................................................................................. 128

 

5.8.4.2

 

SW2 ................................................................................................................................................................................. 128

 

5.8.4.3

 

SETTINGS ....................................................................................................................................................................... 129

 

5.8.4.4

 

SUMMARY ...................................................................................................................................................................... 129

 

5.8.5

 

SYNC .......................................................................................................................................................... 130

 

5.8.5.1

 

ADJUSTING GAIN AND STABILITY .............................................................................................................................. 131

 

5.9

 

ENGINE .......................................................................................................................................... 132

 

5.10

 

FLEXIBLE SENSOR ...................................................................................................................... 132

 

5.11

 

ALARMS ........................................................................................................................................ 133

 

5.12

 

STATUS ......................................................................................................................................... 134

 

5.13

 

EVENT LOG ................................................................................................................................... 135

 

5.14

 

ENHANCED CANBUS ................................................................................................................... 136

 

5.15

 

REMOTE CONTROL ..................................................................................................................... 137

 

5.16

 

MAINTENANCE ............................................................................................................................. 138

 

Содержание DSE8810

Страница 1: ...10 Colour Autostart Load Share Controller PC Software Manual Issue 2 DEEP SEA ELECTRONICS PLC DSE8810 Colour Autostart Load Share Controller PC Software Manual Document Number 057 164 Author Fady Atallah ...

Страница 2: ...1988 Applications for the copyright holder s written permission to reproduce any part of this publication should be addressed to Deep Sea Electronics Plc at the address above The DSE logo is a UK registered trademarks of Deep Sea Electronics PLC Any reference to trademarked product names used within this publication is owned by their respective companies Deep Sea Electronics Plc reserves the right...

Страница 3: ...ITAL OUTPUTS 27 4 5 2 VIRTUAL LEDS 28 4 5 3 OUTPUT SOURCES 29 4 6 TIMERS 39 4 6 1 START TIMERS 39 4 6 2 LOAD STOPPING TIMERS 41 4 7 GENERATOR 42 4 7 1 GENERATOR OPTIONS 42 4 7 1 1 GENERATOR CONTACTOR ALARM 43 4 7 1 2 GENERATOR PHASE ROTATION 43 4 7 1 3 GENERATOR RATING 43 4 7 2 GENERATOR VOLTAGE ALARMS 44 4 7 3 GENERATOR FREQUENCY ALARMS 45 4 7 4 GENERATOR CURRENT 46 4 7 4 1 GENERATOR CURRENT OPTI...

Страница 4: ... SENSOR CURVES 98 4 13 3 DSE2133 RTD THERMOCOUPLE INPUT MODULE 99 4 13 4 DSE2152 ANALOGUE OUTPUT MODULE 101 4 13 4 1 EDITING THE OUTPUT CURVE 102 4 13 5 DSE2157 RELAY MODULES 103 4 13 7 DSE2548 LED EXPANSION 104 4 14 ADVANCED 105 4 14 1 ADVANCED OPTIONS 106 4 14 1 1 PROTECTIONS 106 4 14 1 2 OUT OF SYNC 107 4 14 1 3 OTHER TIMERS 107 4 14 2 PLC LOGIC 108 4 14 2 1 MENU 108 4 14 2 2 FLAGS 109 4 14 2 3...

Страница 5: ...EXPANSION CALIBRATION 139 5 16 4 HOURS RUN AND NUMBER OF STARTS 139 5 16 5 TIME 139 5 16 6 ACCUMULATED INSTRUMENTATION 140 5 16 7 MAINTENANCE ALARM RESET 141 5 16 8 MODULE PIN 142 5 17 PLC 143 5 18 EXPANSION 143 5 19 COMMUNICATIONS INFORMATION 144 5 20 DATALOG 145 5 20 1 DATA LOG STATUS 146 6 ALARM TYPES 147 ...

Страница 6: ...tware The DSE Configuration Suite allows the Controller to be connected to a PC via USB A USB B cable Once connected the various operating parameters within the module can be viewed or edited as required by the engineer This software allows easy controlled access to these values and also has diagnostic monitoring facilities The configuration suite should only be used by competent qualified personn...

Страница 7: ...SCREEN LAYOUT The type of configuration file being edited Close this configuration file Move to the Previous or Next configuration page The coloured shading shows the currently selected page Click or to show or hide the sub settings within each sections Click to select the subsection to view edit Click to return to this page at any time Step forward or backward through previously viewed pages ...

Страница 8: ...it Configuration 8 4 2 MODULE The module page is subdivided into smaller sections Select the required section with the mouse This section allows the user to change the options related to the module itself ...

Страница 9: ...peration All Warnings Are Latched Normal Operation the warnings and pre alarms will automatically reset once the triggering condition has cleared Warnings and pre alarms latch when triggered Resetting the alarm is performed by either an external reset applied to one of the inputs or the Stop Reset pushbutton must be operated once the triggering condition has been cleared Enable sleep mode Normal o...

Страница 10: ...2 3 SMS MESSAGING Logged events will also cause modem dial outs and SMS messages to be sent if the module is configured to do so and connected to a suitable external GSM modem with functioning SIM card Instructs the module to log this type of alarm If a GSM modem is connected and the feature is enabled the module will repeat the SMS This is the time interval between every SMS sending repetition Mo...

Страница 11: ...y log data when the engine is running Log to USB drive The module will log data to the modules internal memory The module will log data to an external USB device connect to the USB host socket on the module Keep oldest data When the logging memory is full the module will overwrite the oldest data first with the new data When the logging memory is full the module will stop recording new data Select...

Страница 12: ... Conventional Diesel Engine Gas Engine or Electronic Engine Enable Auto Voltage Sensing to automatically select the module configuration from available alternative configurations Configuration of the CAN data fail alarm providing protection against the failure of the engine ECU data link ...

Страница 13: ... The module will read and display an Enhanced instrumentation list where supported by the engine Engine Speed Oil Pressure Engine Coolant Temperature Hours Run Engine Oil Temperature Exhaust Temperature Fuel Pressure Total Fuel used Fuel Consumption Inlet Manifold Temperature Coolant Pressure Turbo Pressure Where an instrument is not supported by the engine ECU the instrument is not displayed DSE ...

Страница 14: ...logy of the alternator output and selects the most appropriate alternative configuration to use This is particularly useful where a generator is switched from 50Hz 60Hz or 120V 240V for example NOTE During the safety delay timer the module factory set status page will display the L N voltage based upon the generator being 3 phase 4 wire This can lead to incorrect status display during the safety t...

Страница 15: ...sor curve Enable or disable the alarms The relevant values below will appear greyed out if the alarm is disabled Select the sensor type Click and drag to change the settings Type the value or click the up and down arrows to change the settings If an engine ECU is selected this instructs the module to bypass ECU data for oil pressure reading An alarm will be triggered if the sensor is disconnected ...

Страница 16: ...after which the set is stopped Shutdown If the temperature exceeds the trip setting an alarm is generated the load switch is opened and the set is immediately stopped Click to edit the sensor curve See section entitled Editing the sensor curve Select the sensor type Click and drag to change the settings Type the value or click the up and down arrows to change the settings Enable or disable the ala...

Страница 17: ...r control Coolant Cooler Control function is disabled Coolant Cooler Control function is enabled If the engine coolant temperature rises above the On setting any output configured to Coolant Cooler Control will be energised This is designed to control an external engine cooling system for instance an additional cooling fan If the coolant temperature falls below the On setting the output is de ener...

Страница 18: ...ction entitled Editing the sensor curve Select the sensor type Type the value or click the up and down arrows to change the settings Click to enable or disable the alarms The relevant values below will appear greyed out if the alarm is disabled Select the type of alarm required For details of these see the section entitled Alarm Types elsewhere in this document Click and drag to alter the time del...

Страница 19: ...des an alarm to monitor the usage of the generator set s fuel There are two settings one to monitor fuel usage when the set is running and another to monitor the fuel usage when the set is stopped These alarms are provided to check for fuel leakage problems or potential fuel theft Hint Set an output to Fuel pump control This can be used to transfer fuel from a bulk tank to the day tank for example...

Страница 20: ...section entitled Editing the sensor curve Select the sensor type Click and drag to change the settings Type the value or click the up and down arrows to change the settings Click to enable or disable the alarms The relevant values below will appear greyed out if the alarm is disabled Type the text you want to appear on the screen when the alarm is triggered Select the type of alarm required For de...

Страница 21: ...l sensor Click to edit the sensor curve Click and drag the points on the graphs to change the settings Or use the mouse to select the graph point then enter the value in the box or click up down to change the value Click OK to accept the changes and return to the configuration editor Click CANCEL to ignore and lose any changes you have made Click SAVE AS you are prompted to name your curve Click O...

Страница 22: ...see the section entitled Alarm Types elsewhere in this document Click and drag to change the setting This is used to give a delay on acceptance of the input Useful for liquid level switches or to mask short term operations of the external switch device This is the text that will be displayed on the module screen when the alarm is triggered Configures when the input is active Never always active fr...

Страница 23: ...mits condition occurring If this input is active and a remote start signal mains failure occurs the module will not give a start command to the generator If this input signal is then removed the controller will operate as if a remote start mains failure has occurred starting and loading the generator This function can be used to give an AND function so that a generator will only be called to start...

Страница 24: ...ion pages etc Front panel configuration access is still possible while the system lock is active NOTE External control sources i e Simulate Start Button are not affected by the external panel lock input and will continue to operate normally Generator Closed Auxiliary IEEE 37 2 3 Checking or interlocking relay This input is used to provide feedback to allow the controller to give true indication of...

Страница 25: ...mes active while in parallel then the transfer will be completed and paralleling ends Remote Start off load If this input is active operation will be similar to the Remote Start on load function except that the generator will not be instructed to take the load This function can be used where an engine only run is required e g for exercise Remote Start on load When in auto mode the module will perf...

Страница 26: ...e to control the governor Start Pause IEEE 37 2 3 checking or interlocking relay This input is intended to be used to allow the generator start sequence to commence but not to complete This feature can be used with Air start engines for example to give a controlled start sequence The function operates such that if the Start pause input is active and an engine start is commanded the module will per...

Страница 27: ... if the relay is to energise or de energise upon activation of the source Select what the output is to be used to control These labels match the typical wiring diagram These are greyed out as they are fixed not adjustable unless a CAN engine has been selected Output sources are sorted into groups Type in the output you wish for an auto complete function will display the relative outputs ...

Страница 28: ...e module Virtual LEDs is listed in the section entitled Output Sources Allows the configuration of status items These items are not available for viewing on the module itself but can be seen in the SCADA section of the PC software or read by third party systems i e BMS or PLCs using the Modbus protocol ...

Страница 29: ...rnative configurations has been selected if any Alternative Language Selected Active when a digital input configured to Alternative Language Select is active Arm Safety On Alarms Becomes active at the end of the safety delay timer whereupon all alarms configured to From Safety On become active Inactive when When the set is at rest In the starting sequence before the Safety Delay timer has expired ...

Страница 30: ...er has expired Check Sync IEEE 37 2 25 Synchronising or Synchronising Check Relay Indicates that the internal check synchroscope has determined that the supplies are in sync Clear Mains Decoupling Active when a digital input configured to Clear Mains Decoupling is active Close Generator Button Pressed Active when the Close Generator button on the front fascia is pressed Inactive when the button is...

Страница 31: ...nditioned by activation delay safety timer or Arming requirements Down Button Pressed Active when the Down button on the front fascia is pressed Inactive when the button is released Dummy Load Control 1 5 Becomes active when the engine kW falls below the Dummy Load Control Trip Setting Inactive when the engine kW returns to above the Dummy Load Control Return setting Duty Select Indicates that a d...

Страница 32: ...rnator AC Becomes inactive when the set is stopped Generator Failed to Close IEEE 37 2 48 Incomplete Sequence Relay This output source is intended to be used to indicate a failure of the generator contactor or breaker It can only be used if the module is configured to use Generator Closed Auxiliary feedback Generator Failed to Open IEEE 37 2 48 Incomplete Sequence Relay This output source is inten...

Страница 33: ...ut Inhibit Scheduled Run is active Inhibit SMS Start Active when the digital input Inhibit SMS Remote Start is active Insufficient Capacity Available Indicates that during parallel operation it has been determined that the set s is are not capable of providing the power that they have been configured to deliver kW Overload Alarm Pre Alarm Active when the measured kW are above the setting of the kW...

Страница 34: ...he controller is in MANUAL mode Inactive in any other mode MSC Data Error Indicates bad data transfer in the MultiSet Comms MSC Link MSC Failure Indicates that the number of sets on the MultiSet Comms MSC Link is lower than it was previously MSC ID Error Indicates that two or more modules connected on MultiSet Comms MSC Link share the same MSC ID MSC Too Few Sets Indicates that the number of sets ...

Страница 35: ... operator will still be able to view the various instrumentation pages etc Front panel configuration access is barred while system lock is active Refer to the Edit Inputs section of this manual for details Panel locked by telemetry This output indicates that remote Panel Lock via telemetry is active If the Panel lock is active the module will not respond to operation of the Mode select or start bu...

Страница 36: ...dicates that a Shutdown type alarm is active but that the shutdown function has been blocked because the Protections Disabled function is active Simulate Auto Button Active when a digital input configured to Simulate Auto Button is active Simulate Lamp Test Mute Active when a digital input configured to Simulate Lamp Test Mute is active Simulate Manual Button Active when a digital input configured...

Страница 37: ...used as a relay or LED source Telemetry Data Active LED Active when data is being transmitted This output will change continuously state flash upon data transfer Normally used as an LED source rather than a relay source as this source will flash repeatedly For a similar source more suited to drive a relay see Telemetry Active Telemetry Active on RS485 Port x Relay Active when the RS485 communicati...

Страница 38: ...ay Used when the internal relays scheme of AVR control is used This output can be used to drive a motorised potentiometer or Voltage Raise input of an AVR Waiting for generator This output indicates that the engine has been instructed to start but has not yet become available Once the generator becomes available this output will become in active Available Generator Frequency and Voltage levels are...

Страница 39: ... TIMERS Timer Description Remote Start Off Load Used to give a delay before starting in AUTO mode This timer is activated upon the respective start command being issued Typically this timer is applied to prevent starting upon fleeting remote start signals Remote Start On Load Telemetry Start Parameters detailed overleaf Click and drag to change the setting Timers increment in steps of 1 second up ...

Страница 40: ...Magnetic pick up and multiple engage attempts This is the difference in time when the fuel relay energises and the crank relay energises Smoke limit The amount of time that the engine will be requested to run at idle speed upon starting This is typically used to limit emissions at start up Smoke limit off This should be set to a little longer than the amount of time that the set takes to run up to...

Страница 41: ...e The amount of time that the set will be made to run OFF LOAD before being stopped This is to allow the set to cool down and is particularly important for engines with turbo chargers ETS Solenoid hold The amount of time the Energise to stop solenoid will be kept energised after the engine has come to rest This is used to ensure the set has fully stopped before removal of the stop solenoid control...

Страница 42: ... or disable the feature The relevant values below appear greyed out if the feature is disabled If there is no input configured to Generator Closed Auxiliary this option is greyed out Click to enable or disable the feature The relevant values below appear greyed out if the feature is disabled Select your AC system A schematic is shown below with connection details from the alternator to the DSE8600...

Страница 43: ...scription Generator Contactor Alarm Generator fail to close alarm is disabled If the generator breaker does not close within the time alarm an alarm is raised 4 7 1 2 GENERATOR PHASE ROTATION Parameter Description Generator Phase Rotation IEEE 37 2 47 phase sequence relay Generator phase rotation is not checked An electrical trip alarm is generated if the phase rotation is not as configured 4 7 1 ...

Страница 44: ...Click to enable or disable the alarms The relevant values below appear greyed out if the alarm is disabled Click and drag to change the setting Type the value or click the up and down arrows to change the settings Click to enable alarm upon failure tor reach loading voltage Select the type of alarm required For details of these see the section entitled Alarm Types elsewhere in this document ...

Страница 45: ...sable the alarms The relevant values below appear greyed out if the alarm is disabled Click and drag to change the setting Type the value or click the up and down arrows to change the settings Over frequency Shutdown can only be disabled if another method of speed protection is available i e CAN or Magnetic Pickup Hence the checkbox is greyed out Click to enable alarm upon failure to reach loading...

Страница 46: ... generator Earth CT Primary Primary rating of the Current Transformer used for earth fault optional Where No Earth Fault CT is fitted ensure the Earth Fault Alarm is disabled and the CT common is wired correctly 4 7 4 2 GENERATOR CURRENT ALARMS Parameters detailed overleaf Click to enable or disable the option The relevant values below appear greyed out if the alarm is disabled Click and drag to c...

Страница 47: ...ettings for the IDMT Alarm when used on a brushless alternator are These settings provide for normal running of the generator up to 100 full load If full load is surpassed the Immediate Warning alarm is triggered the set continues to run The effect of an overload on the generator is that the alternator windings begin to overheat the aim of the IDMT alarm is to prevent the windings being overload h...

Страница 48: ...Edit Configuration 48 Factory setting Time Multiplier 36 Fastest trip setting Time Multiplier 1 Slower than Factory setting Time Multiplier 72 Faster than Factory setting Time Multiplier 18 ...

Страница 49: ...into a spreadsheet This can be useful for trying out deferring values of t Time Multiplier and viewing the results without actually testing this on the engine The formula for the Tripping Time cells is IA I T Multiple of the Trip setting from 1 01 to 3 0 in steps of 0 1 t Time Multiplier Factory setting is 36 T Tripping time seconds ...

Страница 50: ...the DSE controller begins following the IDMT curve If the Trip is surpassed for an excess amount of time the Alarm triggers Shutdown or Electric trip as selected in Action The higher the short circuit current the faster the trip The speed of the trip is dependent upon the fixed formula T K x 0 14 I Is 0 02 1 Where T is the tripping time in seconds accurate to 5 or 50ms whichever is the greater K i...

Страница 51: ...h can eventually lead to overheating and melting of the rotor An unbalanced load is however permissible within limits For recommended settings you should contact your alternator manufacturer Permitted imbalance of one phase current to another Percentage of full generator current Reaction timer Click to enable or disable the option The relevant values below will appear greyed out if the alarm is di...

Страница 52: ...d the DSE8600 Series controller begins following the IDMT curve If the Trip is surpassed for an excess amount of time the Alarm triggers Shutdown or Electric trip as selected in Action The higher the Earth Fault the faster the trip The speed of the trip is dependent upon the fixed formula T K x 0 14 I Is 0 02 1 Where T is the tripping time in seconds accurate to 5 or 50ms whichever is the greater ...

Страница 53: ... the set stopped after the Cooling timer Any output or LCD display set to kW Overload Protection is energised Indication No alarm is generated however any output or LCD display set to kW Overload Protection is energised The kW load must fall below the Return level in order to cancel the output source Shutdown The generator is taken off load and the set stopped immediately Warning An alarm is gener...

Страница 54: ...ad level is below the Trip setting for the duration of the Trip Delay then the next output configured to Dummy Load Control is activated max 5 Return Return Delay If the load level is above the Return setting for the duration of the Return Delay then the highest numbered output configured to Dummy Load Control is de activated and the timer is reset Continued overleaf Click to enable or disable the...

Страница 55: ... the load level is below the Return setting for the duration of the Return Delay then the highest numbered output configured to Load Shedding Control is de activated and the timer is reset Transfer Time Load Delay The time between closing the Load Shedding Control outputs Outputs at Start and closing the generator load switching device 4 7 5 3 REVERSE POWER Setting Description Reverse Power IEEE 3...

Страница 56: ...upply when in parallel leads to the following effects The generator feeds the site load and attempts to feed the load of the grid Depending upon the generator size and the location of the network fault this will cause problems to the generator in terms of capacity and stability If the generator is able to supply the load Engineers working on the supposedly dead network would be in fact working on ...

Страница 57: ... protection is disabled Vector Shift protection is enabled when the generator is in parallel with the mains supply Vector Shift detection measures the length of each cycle of the voltage wave When the mains fails in parallel with the generator the sudden change in load creates a change in the length of the cycle length Mains under voltage IEEE 37 2 27 under voltage relay Mains over voltage IEEE 37...

Страница 58: ...e Synchronising page is subdivided into smaller sections Select the required section with the mouse 4 7 7 1 SYNC OPTIONS Parameters detailed overleaf Click to enable the module internal synchroniser Governor interface method AVR Interface method ...

Страница 59: ...ever generators are required to run in parallel then active load sharing is recommended However this may not be essential when the accuracy of the load sharing is not critical and is only required for short periods In this case droop governors must be used in conjunction with the synchronising reset option reset to datum on load feature This works on the principal that the governed frequency of ea...

Страница 60: ...eriod that the set is running on load Adjust to Centre Point Whenever generators are required to run in parallel then active load sharing is recommended However this may not be essential when the accuracy of the load sharing is not critical and is only required for short periods In this case droop AVRs must be used in conjunction with the synchronising reset option reset to datum on load feature T...

Страница 61: ...to or below the Check Sync Voltage The phase of the two supplies must be equal to or below the Check Sync Phase Angle Dead Bus The bus is measured when the set is to be loaded If the bus is measured to be below the Dead Bus Voltage the bus is assumed to be dead and the breaker can be closed immediately If the bus is measured to be above the Dead Bus Voltage the oncoming generator must be synchroni...

Страница 62: ...ed by a digital input configured to MSC Alarms Inhibit if required Action upon MSC Link Failure Action to take when the MSC alarm is disabled by digital input Action to take when the number of modules active on the MSC link is lower than the Minimum modules on comms link setting ...

Страница 63: ...activated removing the generator from the bus Soft transfers of this type have many benefits the most obvious of which are When the generator is removed from the bus other sets in the system are not suddenly loaded with the supplied by the generator being removed Instead the load is slowly ramped allowing time for the remaining sets to take up their share of the load Opening of the load switch occ...

Страница 64: ...sharing will take place VAr Share Reactive power VAr will be shared between all the sets in the system VAr fixed export The generator will produce a fixed amount of reactive power VAr for use when in parallel with the mains supply NOTE The DSE8810 will automatically switch from VAr share mode to VAr fixed export mode when an input configured for Mains parallel mode is active RAMP Item Function Ram...

Страница 65: ...re within the configured Balance Engine Hours value then the set Priority Number See SCADA Maintenance page is followed Calling for less sets Load level for less sets to run The load level at which the DSE controller decides that generating set capacity can be reduced by dropping sets off the bus NOTE The module will calculate the load levels left on the remaining sets if it should remove a set Th...

Страница 66: ...ugh capacity to perform as configured Actions Warning Alarm only No shutdown Shutdown Alarm and shutdown Electrical Trip Alarm off load generator followed by shutdown after cooling Delay Activation delay timer 4 7 7 5 AVR Item Function Loss Of Excitation IEEE 37 2 90 Regulating device Pre alarm Loss of excitation will NOT give a pre alarm warning Loss of excitation WILL give a pre alarm warning in...

Страница 67: ...Edit Configuration 67 4 7 8 BUS Phase rotation cannot be disabled This is fixed to enable if synchronising is enabled It can only be disabled when synchronising is disabled on the Sync Options page ...

Страница 68: ...ick to enable or disable the option The relevant values below will appear greyed out if the option is disabled Overspeed setting is temporarily raised by the Overspeed Overshoot amount during the Overshoot timer at start up This item is not adjustable here it s read only To change this item visit the Module Application menu Enables Engine Droop on supported electronic ECU engines ...

Страница 69: ... the Fail to Start shutdown alarm is generated The engine is detected as running by checking all methods of Crank Disconnect For further details see the section entitled Crank Disconnect elsewhere in this document Loss of sensing signal If the speed sensing signal is lost during engine running or not present during cranking when Multiple Engage Attempts is enabled an alarm is generated Shutdown Th...

Страница 70: ...E module counts Engine Run Hours When disabled Engine ECU provides Run Hours When enabled DSE module periodically powers up the engine ECU when the engine is stopped This can be utilised to provide coolant temperature measurement when the engine is stopped ...

Страница 71: ...ed section with the mouse 4 8 3 1 CAN DATA FAIL 4 8 3 2 DM1 SIGNALS DM1 signals are messages from the CAN ECU The following parameters allows configuration of how the DSE module responds to these messages Configuration of the CAN data fail alarm providing protection against the failure of the engine ECU data link ...

Страница 72: ...Edit Configuration 72 4 8 3 3 ADVANCED Allows configuration of selected additional CAN messages from the engine ECU ...

Страница 73: ... Gas Ignition and energising the Fuel output Used in the starting sequence to purge old gas from the engine Controls the amount of time between de energising the Fuel output and de energising the Gas Ignition output Used in the stopping sequence to purge unburnt gas from the engine before it is stopped For these timers to have any meaning outputs are required for Gas Choke Gas Ignition and Fuel ...

Страница 74: ...nts and provides added safety in case one source is lost by a blown or tripped fuse for example Click and drag to change the setting Type the value or click the up and down arrows to change the settings If check oil pressure prior to starting is enabled the cranking will not be allowed if the oil pressure is not seen as being low This used as a double check that the engine is stopped before the st...

Страница 75: ...ill appear greyed out if the alarm is disabled Type the value or click the up and down arrows to change the settings Click and drag to change the setting Overspeed shutdown cannot be disabled Select the type of alarm required For details of these see the section entitled Alarm Types elsewhere in this document ...

Страница 76: ...7 DC Under voltage relay Plant Battery Over volts IEEE 37 2 59 DC Over voltage relay Click and drag to change the setting Type the value or click the up and down arrows to change the settings Click to enable or disable the option The relevant values below will appear greyed out if the alarm is disabled ...

Страница 77: ... inlet temperature Click and drag to change the setting Type the value or click the up and down arrows to change the settings Click to enable or disable the option The relevant values below will appear greyed out if the alarm is disabled If a supported ECU engine is not selected on the Application page of the configuration the whole page is greyed out and cannot be enabled ...

Страница 78: ... section to allow the operator to see the site name and genset identity that is currently connected to the SCADA As this could be a remote module connected over modem or Ethernet connection this is a very useful feature Free text entries to identify the generator set This text is displayed on the SCADA screen when the module is connected to the PC ...

Страница 79: ...nce RS232 port connected to modem used to make calls upon shutdown alarms Incoming and outgoing modem Cyclic RS232 port connected to modem used to accept incoming calls and also make calls upon shutdown alarms Outgoing modem alarms Cyclic RS232 port connected to modem used to make calls upon shutdown alarms Selects how the port is to be used Baud rate adjustable from 1200 115200 These items are gr...

Страница 80: ...h text message Send as flash message This type of message will send an instant message RECOMMENDED MODEMS DSE stock and supply the following recommended modems PSTN fixed line modem Description DSE Part Number Multitech ZBA Global Modem 020 252 Modem Localisation kit for Europe 020 253 Modem Localisation kit for Iceland Sweden 020 254 Modem Localisation kit for New Zealand 020 264 Modem Localisati...

Страница 81: ... on DTR drop H0 Hang up disconnect Silent operation The modem connected to the DSE controller will usually make dialling noises and squeal in the initial stages of making a data call To control this noise add the following command to the end of the initialisation string Setting Description M0 Silent operation M1 Sounds during the initial stages of making a data call M2 Sounds always when connected...

Страница 82: ... CONNECTION SETTINGS Timer Description Master inactivity timeout The module looks by default at the USB port for communications When activity is detected on the RS232 or RS485 port the module switches to look at the relevant port for further data If no data activity is detected on the port for the duration of the master inactivity timer it reverts to looking at the USB port This should be set long...

Страница 83: ...te Start on load 2 When in auto mode the module will perform the start sequence and transfer load to the generator Cancel 3 By sending cancel code will cancel SMS remote start off load or SMS Remote start on load If the unit was in Auto mode the unit will stop and the module with remain in Auto mode Stop mode 4 This input mimic s the operation of the Stop button and is used to provide a remote SMS...

Страница 84: ...tempt connection press ENTER a few times If the modem responds with OK then you are connected at the correct baud rate Any other response including nothing means you are not connected so select another baud rate When connected enter the following command AT IPR 9600 and press ENTER This sets the modem to 9600 baud Close the Hyperterminal connection do not remove power from the modem then open a ne...

Страница 85: ... port for communications When activity is detected on the RS232 or RS485 port the module switches to look at the relevant port for further data If no data activity is detected on the port for the duration of the master inactivity timer it reverts to looking at the USB port This should be set longer than the time between modbus polls from the master Baud rate adjustable from 1200 115200 Modbus Slav...

Страница 86: ...ay to act as an agent between the Internet or public external network and a local or internal private network This means that only a single unique IP address is required to represent an entire group of computers For our DSE8810 application this means that the WAN IP address of the modem router is the IP address we need to access the site from an external internet location When requests reach the m...

Страница 87: ...ed runs This run schedule is configurable to repeat every 7 days weekly or every 28 days monthly The run can be on load or off load Click to enable or disable the option The relevant values below will appear greyed out if the opion is disabled Configure the required start time and run duration ...

Страница 88: ...c There are two ways to reset the maintenance alarm 1 Activate a digital input configured to Reset Maintenance Alarm 2 Use the SCADA Maintenance Maintenance Alarm section of this PC Software Click to enable or disable the option The relevant values below will appear greyed out if the feature is disabled Maintenance Alarm will occur when the engine has run for the specified number of hours OR the s...

Страница 89: ...t Configuration DSE8810 module Fascia Editor Via external signal to DSE8810 module input configured to Alt Config x select Auto Voltage Sensing Whereby during the starting sequence the AC system voltage and frequency of the connected supply is monitored The module selects the most appropriate configuration alternative 1 2 or 3 or the main configuration to suit the connected supply 4 12 1 ALTERNATI...

Страница 90: ...llection of settings for items such as voltage and frequency trip points By PC software external switch or by front panel configuration we can select either the main or the alternative configuration This informs the module which set of parameters to use 4 12 3 1 ENABLING THE DEFAULT CONFIGURATION Click the symbol alongside Alternative Configurations to make further choices Main configuration Alter...

Страница 91: ...ed alternative speed For a 1500RPM engine the alternative speed will be 1800RPM As the engine will be running at a higher speed we also need to select appropriate settings for the speed and frequency trip points in the alternative configuration Selecting between the main and alternative configurations is achieved using either Configuration Suite Software Selection for Default Configuration DSE8810...

Страница 92: ...lect the required section with the mouse See overleaf for description of the different expansion modules Edit Configuration 92 page is subdivided into smaller sections Select the required section with the mouse See overleaf for description of the different expansion modules ...

Страница 93: ...ear greyed out if the option is disabled Select the alarm type of the link lost alarm This alarm will take action if the expansion module is not detected by the host module Select which of the expansion inputs you wish to configure Select the required function of the input and whether it is open or close to activate Select the required alarm type of the input and when it is active Type the text th...

Страница 94: ...ble or disable the option The relevant values below will appear greyed out if the alarm is disabled Type the value or click the up and down arrows to change the settings Click and drag to change the setting Select the required function of the input and whether it is open or close to activate Select the required alarm type of the input and when it is active Type the text that is to appear on the mo...

Страница 95: ...ck to enable or disable the option The relevant values below will appear greyed out is disabled Select the alarm type of the lost alarm This alarm will take action if the expansion module is not detected by the host module Click to configure the inputs Then select which input you want to configure Select the DSENet ID of the input expansion you wish to configure The ID of the expansion input modul...

Страница 96: ...t and when it is active Type the text that is to appear on the module s display when the alarm is active Gives a delay upon activation of the input to allow the input to be used as a liquid level switch for example Select the required function of the input Percentage Pressure Temperature or Digital input Select the required type of the input Voltage 0 10V Current 4 20mA Resistive Name the sensor a...

Страница 97: ...itled Editing the sensor curve Select the sensor type Click and drag to change the settings Type the value or click the up and down arrows to change the settings Click to enable or disable the alarms The relevant values below will appear greyed out if the alarm is disabled Type the text you want to appear on the screen when the alarm is triggered Select the type of alarm required For details of th...

Страница 98: ...gnore and lose any changes you have made Click SAVE AS you are prompted to name your curve Click OK to save the curve Any saved curves become selectable in the Input Type selection list Hint Deleting renaming or editing custom sensor curves that have been added is performed in the main menu select Tools Curve Manager Click Interpolate then select two points as prompted to draw a straight line betw...

Страница 99: ...h accessible under the removable cover of the device The following is then shown Click to enable or disable the option The relevant values below will appear greyed out if the option is disabled Select the alarm type of the link lost alarm This alarm will take action if the expansion module is not detected by the host module Click to configure the inputs Then select which input you want to configur...

Страница 100: ...Edit Configuration 100 Increases temperature alarms to 1300 deg C Choose between Type J or Type K thermocouples or RTD PT100 Set the alarm trip points if required ...

Страница 101: ...disable the option The relevant values below will appear greyed out if the option is disabled Select the alarm type of the link lost alarm This alarm will take action if the expansion module is not detected by the host module Click to configure the outputs Then select the output you want to configure Select the required function of the output 0 10V or 4 20mA Select which measured parameter is to b...

Страница 102: ...ditor Click CANCEL to ignore and lose any changes you have made Click SAVE AS you are prompted to name your curve Click OK to save the curve Any saved curves become selectable in the Input Type selection list Hint Deleting renaming or editing custom sensor curves that have been added is performed in the main menu select Tools Curve Manager Show and hide the knee point middle point of the output cu...

Страница 103: ...r of the device The following is then shown Click to enable or disable the option The relevant values below will appear greyed out if the option is disabled Select the alarm type of the link lost alarm This alarm will take action if the expansion module is not detected by the host module Select the output source and the polarity required For example this output will energise when the module is in ...

Страница 104: ... of the link lost alarm This alarm will take action if the expansion module is not detected by the host module If the mute lamp test button is pressed other DSE2548 modules configured to Follow main unit and the host module will also lamp test mute their alarm and vice versa If the mute lamp test button is pressed other DSE2548 modules and the host module will not respond to this Enable or disable...

Страница 105: ...Edit Configuration 105 4 14 ADVANCED These settings are provided for advanced users only Take care when changing these options and ensure you fully understand the consequences of any change made ...

Страница 106: ...tion of the feature Protections are disabled Never The protections are not disabled Always Protections are always overridden by the DSE controller On Input Protections are disabled whenever a configurable input set to Protections Disabled is activated Protections Disabled Alarm Action If Disable All Protections is set to On Input this selection allows configuration of an alarm to highlight that th...

Страница 107: ...ure you understand why you are raising it Something external has caused the breaker to open or has prevented it from closing Typical examples are external G59 relays and other equipment operating directly on the breaker to open it The breaker wiring logic may not be correct causing the breaker to fire through where it triggers the close mechanism but the breaker doesn t actually mechanically close...

Страница 108: ...8 PLC Logic adds comprehensive PLC functionality to the DSE controller This is an advanced section used entirely at your own risk of logic is made up of a series of rungs program This program may perform a single task or multiple tasks conditions and actions For instance if the conditions in the rung are met the action takes place PLC Logic Conditions PLC Logic Actions PLC Logic Counters and Timer...

Страница 109: ...dule outputs and LEDs For example if a timer expires a flag can be set to make a note of the timer expiring for later use in the ladder 4 14 2 3 TIMERS The PLC logic section contains ten 10 user timers for use in the ladder A timer is configured by clicking in the menu bar The Edit time limits window appears A timer is used by adding the timer action to the ladder When this action takes place the ...

Страница 110: ...r limits window appears A counter is used by incrementing adding to or decrementing subtracting from to the counter on the ladder Upon the counter reaching the configured Counter limit a test for the counter will be successful Increment Counter Test Counter Click and drag to change the setting or press keyboard left and right arrow keys to change by small amounts Decrement Counter ...

Страница 111: ... input cannot be configured to the same function Similarly a PLC function cannot be configured to this function either Where this is a required function it is achieved by setting the digital input to User Configured always active indication and OR ing this into the PLC condition as follows Function See section entitled Input functions for details of all available functions As this example shows a ...

Страница 112: ...e in this document Click and drag to change the setting This is used to give a delay on acceptance of the input Useful for liquid level switches or to mask short term operations of the external switch device This is the text that will be displayed on the module screen when the alarm is triggered Configures when the input is active Never always active from starting active from the end of the safety...

Страница 113: ... it to its new location To copy a placed symbol press the keyboard CTRL button then click and drag the symbol to the location you want to copy it to To delete a placed symbol click on it it changes colour to red now press the keyboard to erase the entire rung Imagine the schematic like a simple circuit with a battery and a bulb Output sources in parallel to provide an OR function and one switch fu...

Страница 114: ...uration 114 4 14 2 7 CONDITIONS Conditions Test flag for instance test module inputs test for certain condition Test an instrumentation value Test a counter Test a timer Test for a specific time period in the day ...

Страница 115: ...Edit Configuration 115 Conditions Test for a certain day Test for a certain week Test for a certain month Test for a module button press ...

Страница 116: ...ACTIONS Actions Set a PLC flag Set to 1 Reset a PLC flag Set to 0 Toggle a flag swap 0 1 or 1 0 Drive a flag automatically clears when the condition is false Increment a counter Decrement a counter Set a counter to zero Start a timer ...

Страница 117: ...Edit Configuration 117 Actions Drive a PLC function Write a value to a Gencomm register Reset an alarm ...

Страница 118: ...ay Condition Action Timer 1 expired OR Flag Test Digital Input C Trigger Function Alarm Mute When the timer expires OR Digital Input C is activated Trigger the alarm mute function PLC Function 1 configured to Alarm Mute Digital Input C configured to Indication This input will be checked for by the PLC logic Descriptive text placed in the LCD Display box for future reference LCD Display text does n...

Страница 119: ...intention is to allow the user to create personal collections of data in subsequent registers to minimise the number of modbus reads required by the master and hence speed up data collection The configurable modbus pages are Page Hex address Decimal address 166 A600 42496 167 A700 42752 168 A800 43008 169 A900 43264 Example of page configuration ...

Страница 120: ...As a service tool the SCADA pages is to check the operation of the controller s inputs and outputs as well as checking the generators operating parameters When connection is made The SCADA page is subdivided into smaller sections Select the required section with the mouse Click to connect to the module Click to close the connection to the module Module s firmware revision number ...

Страница 121: ...rol module and allows the operator to change the control mode of the module Only the mode control and load switch buttons are operational in the mimic display The menu navigation buttons are inoperable Click the bottom row of buttons to change module mode The load switch buttons are also operable in manual mode as with the module s own fascia buttons Hint Before the mimic buttons will operate ensu...

Страница 122: ...peration If the input is open the set will be stopped if it s already running and will not be allowed to start Shows if the input channel is active or not This input is open but is active The input is configured to be open to activate Shows if the input channel is active or not This input is closed and is active The input is configured to be close to activate Select new language Click to send the ...

Страница 123: ...losed Shows if the output channel is active or not This output is closed but is active The output is configured to be Open Gen Output As the relay is normally closed N C and the Close Generator source is not present the relay is activated to open the N C relay ...

Страница 124: ...ided to show status and appear only in the SCADA section of the configuration suite or can be read by third party PLC or Building Management Systems for example using the modbus RTU protocol 5 7 BUS Shows the module measurements of the BUS Shows if the Virtual LED is active or not Shows what the Virtual LED is configured for shows the LED number if not configured ...

Страница 125: ... 125 5 8 GENERATOR The Generator page is subdivided into smaller sections Select the required section with the mouse 5 8 1 FREQUENCY VOLTAGES AND CURRENT Shows the module measurements of the generator supply ...

Страница 126: ...Scada 126 5 8 2 POWER Shows the module measurements of the supply power ...

Страница 127: ...the set will maintain when used in load level control mode when Reactive Load Control Mode is set to Load Level Control NOTE At low load levels it may not be possible to maintain the power factor Each controller connected to the MSC link must have a unique ID If all the controllers are powered up one at a time this DeviceID is automatically set Powering them up together may result in ID alarm Manu...

Страница 128: ...analogue governor and AVR outputs are both isolated from ground and battery negative allowing compatibility with devices with inputs that are not referenced to ground or battery negative 5 8 4 1 SW1 SW1 is also known as Centre SW1 sets the voltage produced by the DSE module s output for nominal For example SW1 2 for the governor output means that the analogue governor output will be 1 0V DC when t...

Страница 129: ...thin the DSE guide to synchronising and Load Sharing Part2 5 8 4 4 SUMMARY You can think of the settings as Analogue output voltage is SW1 SW2 In the example above this means the analogue output is 1 0V 1 5V based upon the settings of SW1 2 and SW2 2 SW1 is the voltage above or below 0V that the analogue output will produce to instruct no change to the voltage frequency of the genset SW2 is the ma...

Страница 130: ...r Slip frequency of 0 2Hz the supplies will be in phase once every five seconds Pulse rate Not applicable when using internal analogue control system The number of raise lower changes per second of the raise lower relay outputs Pulse length Not applicable when using Internal analogue control system The lengths of raise lower pulses of the raise lower relay outputs Gain Stability Not applicable whe...

Страница 131: ...cillation of the parameter being controlled A slow rolling oscillation usually indicates that the stability is too high or too low Remember that the DSE module is not the only device with gain stability The engine governor and AVR also have these settings An incorrectly set governor AVR cannot be corrected by the DSE controller You must ensure correct settings for these devices before changing the...

Страница 132: ...Scada 132 5 9 ENGINE Shows the module measurements of the engine parameters 5 10 FLEXIBLE SENSOR Shows the measurement of the Flexible Sensor If configured ...

Страница 133: ...Scada 133 5 11 ALARMS Shows any present alarm conditions For a description of the different alarm types see the section entitled Alarm Types elsewhere in this manual ...

Страница 134: ...Scada 134 5 12 STATUS Shows the module s current status ...

Страница 135: ... EVENT LOG Shows the contents of the module event log Click to save the log to an Excel or csv file for use in an external spreadsheet program Click to save the log to a pdf Adobe Acrobat file Click to print the log ...

Страница 136: ...Scada 136 5 14 ENHANCED CANBUS If the module is connected to a compatible electronic engine the following information is read from the ECU if supported by the engine ECU ...

Страница 137: ...ing and control of module remote control sources Any of the module outputs expansion outputs LED indicators or remote Annunciator LEDs can be configured to Remote Control 1 10 This output source is energised de energised by click the respective check box as shown below in the Activate column below ...

Страница 138: ...ated to remove inaccuracies caused by the tolerance of the sensor devices The engine can be running when the instruments are calibrated and reference should be made to a third party accurate sensing device to ensure accurate recalibration Click and drag the control until the display beneath matches the reference meter being used to calibrate against Click to reset the custom calibration back to fa...

Страница 139: ...tion allows the Hours Run and Number of Starts to be customised on the controller Typically this is used when fitting a new controller to an older generator so that the controller display matches the amount of work previously done by the system 5 16 5 TIME Type the value or click the up and down arrows to change the settings Click to perform the adjustment on the module Display of the module s cur...

Страница 140: ...odule s accumulated instrumentation Type the new value or click the up and down arrows to change the settings Click Set to adjust the module to the selected value Display of the module s current value for the parameter Click to reset all the accumulated instrumentation counters to zero ...

Страница 141: ... 7 MAINTENANCE ALARM RESET Three maintenance alarms active in the control module Each is reset individually only one alarm is shown below for clarity Reset the maintenance alarm based upon the module s configuration ...

Страница 142: ...ows a PIN Personal Identification Number to be set in the controller This PIN must be entered to either access the front panel configuration editor or before a configuration file can be sent to the controller from the PC software Enter the desired PIN number and reconfirm Click to set the PIN number in the module ...

Страница 143: ...ler 5 18 EXPANSION Allows monitoring of the controller s expansion modules if fitted For example Green highlighting shows the condition is True Live timer and counter display subject to the speed of update over the communications link Flag State Clear means the flag is not set ...

Страница 144: ...Scada 144 5 19 COMMUNICATIONS INFORMATION Shows the module s communication ports settings ...

Страница 145: ...s Scroll bars on the graphs x axis can also be used to scroll the graph backwards and forwards in time The data is automatically collated and presented in the graphs For example Voltages are displayed in the same graph but not mixed with kW for example which are shown on a separate graph Zoom slider Navigation sliders ...

Страница 146: ...Scada 146 5 20 1 DATA LOG STATUS Shows the memory status of the data log allocated space ...

Страница 147: ...that may escalate to an Electrical Trip or Shutdown Alarm if left untreated Electrical Trip Audible alarm and common alarm signal is generated The set is taken off load and the cooling timer begins after which the set is stopped Electrical Trip alarms are serious issues that require the set to be taken off load As the name implies this is often electrical faults that occur after the load breaker T...

Страница 148: ...This Page Is Intentionally Left Blank 148 ...

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