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EMS 827

GENSET CONTROLLER

Confidential

Page 60

EMS820 Fuel Level Sensor
Ohms

Fuel Level %

200

0

195.2

10

188.6

20

170

30

148.5

40

127.8

50

106.8

60

86

70

64.8

80

43.8

90

20.9

100

Fuel Level in Setup Menu (Default values)

Ohms

Fuel Level
%

16

0

33

10

62

20

92

30

121

40

142

50

159

60

170

70

174

80

178

90

182

100

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Summary of Contents for EMS827

Page 1: ...x Build Version 3600 xxxx Firmware Version 5000 xxxx Version History S No Version No Changes Made Date Modified Modified By Approved By 1 2 3 www ems gen nz The information contained in this document...

Page 2: ...5 4 2 To stop the genset 16 5 5 Autostart Engine Control 16 6 Display Operation 17 6 1 When the genset is running 17 7 Alarms and Warnings 21 7 1 Inputs Electrical Specification 26 7 2 Outputs Electri...

Page 3: ...Column Not protected against prolonged power loss 43 12 14 I O Config Column 43 12 15 Comms Communications Setup Column 45 12 16 Log Viewer Column 45 13 Communications 46 13 1 Unit General Specificat...

Page 4: ...ed and operating hours On the Alternator side the unit monitors and displays 1 or 3 phase voltages for L N and L L It monitors the operating frequency 3 individual phase currents Average PF KVA KVAr f...

Page 5: ...EMS 827 GENSET CONTROLLER Confidential www ems gen nz Page 5 3 Physical Form Front View Rear View...

Page 6: ...unit performs a fully sequenced engine start with optional configuration parameters and clear LCD status messages AMF Stop In response to a mains restored event the unit performs a fully sequenced eng...

Page 7: ...level and provides clear LCD status messages Automatic engine shutdown if radiator water is low Battery Voltage Monitors engine battery voltage with optional configuration parameters and clear LCD sta...

Page 8: ...on parameters and clear LCD status messages AC Power Metering Monitors AC power output KW KVA KVAr KWH KVArH and Avg PF with optional configuration parameters and clear LCD status messages 4 4 Mains A...

Page 9: ...LED indication that the Alternator is available for the load Alternator on Load Green LED indication that the Alternator is on load Mains AC Phase 1 Available Red LED indication that the mains phase 1...

Page 10: ...ter Exciting current approx 5mA Fuel Level Engine fuel level Exciting current approx 13mA Canopy Temperature Engine canopy temperature Exciting Current approx 5mA Coolant Level Engine Radiator level E...

Page 11: ...tation control and feedback 200mA Pulsed Preheat Output Open drain engine preheat control Open Drain 300mA 36V DC Fuel Output Open drain fuel solenoid control Open Drain 300mA 36V DC Crank Output Open...

Page 12: ...between manual auto and test START Start button Menu Previous 1 Used to initiate generator start sequence 2 Used as system menu previous button STOP Stop button Menu Next 1 Used to initiate generator...

Page 13: ...en Scroll down Setup menu down Button 1 Screen Scroll up 2 Used as the system menu down and value decrement button 5 2 LEDs Button Function Description Alarm Indicates system alarm Genset Available In...

Page 14: ...ms are turned on The unit remains on for 1 minute and if the genset is not started in that time the unit goes into sleep mode to conserve battery power In this mode the unit wakes periodically to chec...

Page 15: ...gured the unit will control the fuel output and display FUEL ON and the proceeds to the CRANK state o For ETS Energise To Stop the sequence does not activate the output but proceeds after a short dela...

Page 16: ...d oil pressure decays If the Oil Pressure has not decayed by the end of the Max Fuel Time the fuel output is deactivated and the controller waits until the oil pressure has decayed or for the remainde...

Page 17: ...tivated Cool Down follows Run On and allows the engine and or generator to cool down before stopping The cool time is adjustable At the start of Cool Down the Contactor A B Outputs are deactivated tra...

Page 18: ...EMS 827 GENSET CONTROLLER Confidential www ems gen nz Page 18 Screen 1 Screen 2 Screen 3 Screen 4 Screen 5 Screen 6...

Page 19: ...EMS 827 GENSET CONTROLLER Confidential www ems gen nz Page 19 Screen 7 Screen 8 Screen 9 Screen 10 Screen 11 Screen 12...

Page 20: ...EMS 827 GENSET CONTROLLER Confidential www ems gen nz Page 20 Screen 13 Screen 14 Screen 15 Screen 16 Screen 17 Screen 18...

Page 21: ...are indicated by slow flashing of the alarm LED and displaying the appropriate message on the LCD as follows Alarms are indicated by fast flashing of the ALARM LED and displaying the appropriate mess...

Page 22: ...grossly over speed Check Governor system Coolant Level Low The radiator water level is below the required level The water level needs topping up Start Fail The engine has failed to start Check Fuel su...

Page 23: ...em is not blocked Check the engine is not running with a failed speed sensing system E S Lock out The emergency stop input has been activated Deactivate the emergency stop input then press the stop bu...

Page 24: ...r speed setpoint Check for overloading Check fuel system Over Speed The engine was running above the setpoint Check governor system Check power takeoff couplings Hirev Alarm The speed signal indicates...

Page 25: ...is not blocked Check the engine is not running with a failed speed sensing system E S Lock out The emergency stop input has been activated Deactivate the emergency stop input then press the stop butt...

Page 26: ...24VDC or Station Battery Supply Max 6 36VDC 0V Common Power 0VDC Common Fuel Level Sensor Analog Digital Suitable for either resistive or switch C O F senders Coolant Temperature Sensor Analog Digital...

Page 27: ...l High Impedance input Battery Voltage Internal High Impedance GL1 Voltage Generator Phase 1 Volts Max 350VRMS GL2 Voltage Generator Phase 2 Volts Max 350VRMS GL3 Voltage Generator Phase 3 Volts Max 3...

Page 28: ...in 300mA Open Drain protected coil drive Max 36VDC This output is used to control the crank relay coil The crank relay should be sized for the crank contactor current It is recommended that the crank...

Page 29: ...re activate the Mains contactor Load transfer can also be initiated with the use of the Mains Transfer and Genset Transfer buttons which will initiate a transfer sequence in accordance with configura...

Page 30: ...n exact relationship of alternator output frequency and engine RPM As a result of slippage and variable mechanical coupling both calibration and long term stability are compromised The ratio of crank...

Page 31: ...ss will repeat for a few seconds before the excitation failed warning is given Alternator excitation may also be used as a secondary crank disconnect signal for the case where the speed signal has fai...

Page 32: ...ress and hold the button for 20 seconds When the unit enters set up mode the bottom LCD will show Setup and optionally request a PIN number if this option is enabled 12 1 Navigating in the setup menu...

Page 33: ...e last used mode Sleep Time 0 720 min 0 The interval when the unit will power up and check inputs for alarms etc When set to 0 the unit will never enter sleep mode Backlight Off On Off The LCD Backlig...

Page 34: ...ontrol ETS Rest 5 60 sec 5 Note This item is only displayed when Fuel Select ETS See Above Stop Retry Pause time for ETS Fuel Control FuelMax Time 5 600 sec 15 Note This item is only displayed when Fu...

Page 35: ...king Oil Dis YES NO YES Yes Uses the digital Oil Pressure input to disconnect the crank This may be used as an auxiliary mechanism to disconnect the crank quickly when the speed source is slow to esta...

Page 36: ...n FSD of 100 C CTemp Alarm OFF 30 95 C 60 High canopy temperature alarm shutdown set point Alarm output activates and engine is shutdown CTemp Warn OFF 30 95 C 55 High canopy temperature warning set p...

Page 37: ...the engine is running This generally indicates an excitation failure or broken alternator belt Excite Warn YES NO YES Yes charging alternator excitation failure warning enabled No charging alternator...

Page 38: ...st 3 50 sec 10 Delay between cranking retries Crank Tries 1 10 3 Crank retries Manual start sequencing will not retry Run Up 2 60 sec 3 Oil pressure Temperature Underspeed and Overspeed checking is di...

Page 39: ...a delay see next item or when the genset is ready for load whichever is the sooner Run Unloads contactor A when the genset is ready for load Unload Dly 3 999 sec 5 Note Only displayed if Unload is set...

Page 40: ...3600 sec 60 Run On Time During run on reactivation of Autostart input will return the engine to running state The generator remains on load Cool Down 0 3600 sec 60 Cool Down Time Used to cool the turb...

Page 41: ...ription Low Volt Trip 60 240 Volts 180 The minimum voltage below which the Genset is shut down Low Volt Dly 0 30 sec 3 Time before the alarm will react to Low voltage Hi Volt Trip 110 300 Volts 275 Th...

Page 42: ...ased on IDMT curves O Load RsLvl 10 99 85 Selects the restore point for the overload condition as a percentage of the generator capacity O LoadRsTm 0 20 Min 5 Time in minutes for which the restore con...

Page 43: ...t prolonged power loss Item Range Default Description Enable ON OFF OFF Enables room aviation light control Hour Of Day 0 23 Hours 12 Hour to set light Minute Of Day 0 59 Minutes 0 Minute to set light...

Page 44: ...arm when door is opened engine is not stopped Bypass Inhibit all engine start and stop sequencing NB While the Bypass input is active the unit is unable to protect the engine and generator from damage...

Page 45: ...Stop Bits 1 or 2 1 Number of Stop Bits UART Mode None Modem None RS232 Handshaking Mode None No RTS CTS control 3 wire connection Modem Uses RTS CTS flow control 5 wire connection Modem Dial OFF 1 5 O...

Page 46: ...Dimensions 180 x 126 x 51mm Mounting Hole 155 x 117mm IP rating IP56 front IP20 rear Supply Voltage 8 V to 36V DC Nominal Automotive Operating Temperature 20 to 70 C Storage Temperature 20 to 70 C Re...

Page 47: ...Switch Close on fault Resistive 10 to 180 Ohms VDO Datcon Oil Pressure Range 500 750 1000 KPa Engine Temperature Sensor Type Switch Close on fault Resistive NTC Engine Temperature Range VDO 120 C VDO...

Page 48: ...Confidential www ems gen nz Page 48 Feature Specification Terminations Amp DUAC Molex Mini Fit JNR Testing Environmental Tests IEC68 Part2 EMC Compliance EN50081 1 EN50081 2 IEC6100 4 3 Electrical Sa...

Page 49: ...ected from the Amp PE or TPK range The unit is also fitted with 4 way Mate N Lok or equivalent socket connectors for which mating plugs supplied by Tyco Electronics or equivalent can be used The major...

Page 50: ...A 2 Speed Input B 3 Speed Common J4 Alternator AC Input Pin Connection 1 Alternator AC Phase 1 Red 2 Alternator AC Phase 2 Yellow 3 Alternator AC Phase 3 Blue 4 Alternator AC Neutral J5 Mains AC Input...

Page 51: ...Bypass Input 12 I P4 Canopy Door Input 13 I P3 Fire Alarm Input 14 I P5 User Definable Input 15 Inputs Common 0V 16 Preheat Output 17 Fuel Solenoid Output 18 Crank Output 19 Idle Output 20 Contactor...

Page 52: ...the end of the run up time or has dropped below this value when the engine is running Low Fuel Level Fuel level is less than the minimum value set point High Engine Temp High Water Temp Engine temper...

Page 53: ...below the low battery setpoint Over Voltage Battery Voltage is above the high battery volts setpoint This may be due to a faulty regulator or battery charger Oil Lock Out The unit has detected that t...

Page 54: ...el level is less than the warning set point Fuel Level Flt The unit has detected that the fuel sender is open circuit This is only a warning and will not shut down the engine Can Temp Flt The unit has...

Page 55: ...r Level Wiring Options Water Level Probe Top Mounting Note The radiator must be electrically bonded to the crankcase common Radiator T op Water Level Probe Side Mounting Radiator Side Crankcase Crankc...

Page 56: ...OLLER Confidential www ems gen nz Page 56 Con A Con B Typical Contactor Control 1 Engine Sensor Tables PowerTech Oil Pressure Sensor Ohms Pressure in BAR 0 0 200 10 0 90 Oil Pressure Sensor Ohms Press...

Page 57: ...ech Engine Temperature Sensor Ohms Temperature 820 25 720 30 609 35 513 40 445 45 388 50 321 55 289 60 257 65 219 70 199 2 75 166 6 80 149 85 132 5 90 119 7 95 116 6 100 TS120 Engine Temperature Senso...

Page 58: ...66 112 5 80 62 2 100 48 1 110 36 5 120 28 9 130 23 1 140 18 6 150 TS200 Engine Temperature Sensor Ohms Temperature 581 60 151 2 100 65 5 130 51 2 140 40 3 150 32 2 160 25 8 170 23 3 175 21 1 180 17 3...

Page 59: ...NSET CONTROLLER Confidential www ems gen nz Page 59 0 90 Fuel Level Sensor Ohms Fuel Level 0 0 90 100 10 180 Fuel Level Sensor Ohms Fuel Level 10 0 180 100 10 180 Fuel Level Sensor Ohms Fuel Level 180...

Page 60: ...0 EMS820 Fuel Level Sensor Ohms Fuel Level 200 0 195 2 10 188 6 20 170 30 148 5 40 127 8 50 106 8 60 86 70 64 8 80 43 8 90 20 9 100 Fuel Level in Setup Menu Default values Ohms Fuel Level 16 0 33 10 6...

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