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EMKO EAOM-19 Instruction Manual Download Page 14

3.2 Electrical Connection Diagram

14

3.2.1 EAOM-19 Single Phase Connections Schematic For TN-C AC Power Systems

MAINS

MAINS CONTACTOR

GENERATOR CONTACTOR

LOAD

GENERATOR

GENERATOR RELAY

MAINS RELAY

FUSE-4

FUSE-3

L

L

L

N

N

N

13

18

17

16

19

CHARGE

GEN.

D+(W.L.)

B+

CHARGEGENERA

T

OR

FUSE-2

40

A

40

A

FUSE-1

BA

TTER

Y

+

-BA

T

+BA

T

+BA

T

STARTER

BATTERY NEGATIVE MUST BE GROUNDED

START
RELAY

SOLENOID
RELAY

LOWOIL

PRESSURE

HIGHTEMPERA

TURE

CONFIGURABLEINPUT1

CONFIGURABLEINPUT2

HORNOUTPUT

1

2

3

4

5

7

8

9

10

11

6

15

12

14

1

1

2

MEASUREMENT

CIRCUIT

MEASUREMENT

CIRCUIT

5A@250V

V

5A@250V

V

16A@32V

Z

16A@32V

Z

16A@32V

Z

3

Summary of Contents for EAOM-19

Page 1: ...eration Two user configurable inputs Provides charge generator excitation current Speed sensing from alternator frequency Fully programmable Automatic Transfer Unit For Diesel Generators Led status an...

Page 2: ...terface of the unit how to access to the parameters description of parameters are explained CONTENTS Installation Operation and Parameters Also in these sections there are warnings to prevent serious...

Page 3: ...R LIMIT P51 AND UPPER LIMIT P52 FAULT CONTROL DELAY P21 4 5 4 ENGINE COOLING TIME P07 4 5 5 MAINS TRANSITION DELAY P09 4 5 6 BATTERY VOLTAGE LOWER LIMIT P11 4 5 7 STOP FUEL SOLENOID SELECTION P13 4 5...

Page 4: ...RS 6 1 ALTERNATE DISPLAY DESCRIPTION 6 2 FAILURE INDICATORS DESCRIPTION 6 3 MODE TRANSITION 6 4 MANUAL START 6 5 MANUAL STOP 6 6 AUTO OPERATION 6 7 TEST OPERATION LIST 1 4 Page 40 Page 43 Page 39 Page...

Page 5: ...l compliance of the products with the following European standards 2014 35 EU The Low Voltage Directive 2014 30 EU The Electromagnetic Compatibility Directive EN 61000 6 4 2007 EMC Generic Emission St...

Page 6: ...rator start and load transfer on mains failure via external mains and generator contactors Alarm horn A four digit seven segment display provides extensive monitoring of unit and generator parameters...

Page 7: ...two years The warranty period starts from the delivery date This warranty is in force if duty and responsibilities which are determined in warranty document and instruction manual performs by the cust...

Page 8: ...he unit against damage and to prevent failure Keep the power off until all of the wiring is completed so that electric shock and trouble with the unit can be prevented Never attempt to disassemble mod...

Page 9: ...p UV Hz OFF AUTO TEST VL31 L3N VL23 L2N VL12 L1N PROG TEST RESET G G EAOM 19 MAN START MAN STOP RPM VV FAILED TO START HIGH TEMPERATURE LOW OIL PRESSURE OVER SPEED FAILURE VOLTAGE FAILURE CHARGING FAI...

Page 10: ...10 2 3 Panel Cut Out 97 mm 3 82 inch min 97 mm 3 82 inch min 69mm 2 72 inch 69mm 2 72 inch...

Page 11: ...the device through the cut out If the mounting clamps are on the unit put out them before inserting the unit to the panel During installation into a metal panel care should be taken to avoid injury fr...

Page 12: ...move the device from panel power off the device and the related system 1 Loosen screws 2 Lift the locking tabs located on both the right and left hand sides and pull the fixing clamp from the device w...

Page 13: ...ed specially should work on this equipment This equipment contains internal circuits with voltage dangerous to human life There is severe danger for human life in the case of unauthorized intervention...

Page 14: ...E 4 FUSE 3 L L L N N N 13 18 17 16 19 CHARGE GEN D W L B CHARGE GENERATOR FUSE 2 40 A 40 A FUSE 1 BATTERY BAT BAT BAT STARTER BATTERY NEGATIVE MUST BE GROUNDED START RELAY SOLENOID RELAY LOW OIL PRESS...

Page 15: ...1 6 1 2 1 3 2 2 EAOM 19 Three Phase Connections Schematic For TN C AC Power Systems Connect the unit as shown in the appropriate diagram Section 3 2 1 or 3 2 2 Ensure the battery supply is of the corr...

Page 16: ...5 16 17 18 19 MAINS N MAINS L1 MAINS L2 MAINS L3 GEN N GEN L1 MAINS RELAY GEN RELAY 5 A 5 A 1 2 3 4 5 6 7 8 9 10 11 BATTERY BATTERY BATTERY START SOLENOID HORN OIL PRESS HIGH TEMP CONF INPUT 1 CONF IN...

Page 17: ...l pressure switch 7 1 0 Switch to 0 Volt Input from temperature switch 8 1 0 Switch to 0 Volt Configurable failure input 1 9 1 0 Switch to 0 Volt Configurable failure input 2 10 1 0 Switch to 0 Volt I...

Page 18: ...to BAT if not used 17 Input from generator L1 phase Unit can be programmed to use frequency of alternator output to detect when engine has started 7 Input from Oil Pressure switch The oil pressure swi...

Page 19: ...is in the Programming Mode The LED is lit when the unit is in the Programming Mode lit lights off when the unit is in the other modes The LED shows the unit is in OFF position It s colour is red The L...

Page 20: ...used for Programming the Unit and features explained in section 6 25 Failure Indicators Detailed information about this subject is explained in section 6 2 The button used for starting the engine whe...

Page 21: ...while the unit is in mode Press the OFF 17 button If the engine is running it will stop and the LED 6 lights on Then proceed as follows OFF Not2 User can access to parameters to and only P00 P09 P28 O...

Page 22: ...ter by pressing Enter button Change the parameter value with increment and decrement buttons Press Enter button to confirm the changed value or access the following parameter Press Enter button to con...

Page 23: ...d This selection is done with increment and decrement buttons Press the Enter button Press the increment button Enter password with increment and decrement buttons Not1 If Enter button is pressed and...

Page 24: ...ERIOD OF 2 MINUTES THE UNIT WILL RETURN TO THE NORMAL OPERATION SCREEN i Operation Screen User can access to the following parameter by pressing Enter button Change the parameter value with increment...

Page 25: ...cooling time Horn duration Mains Generator or Generator Mains change over delay Configurable failure input 2 Pin10 The same as P22 Configurable failure input 1 Pin9 Alternator voltage limit for crank...

Page 26: ...lls below the Disconnection Level Conversely if the mains voltage is low and the load is running on the generator the unit will not restore the mains supply to the load until the mains voltage reaches...

Page 27: ...21 This is the time the generator is to run off load once the load transfer signal has ceased This gives the engine time to cool down before shutdown Parameter P07 defines the duration of this cooling...

Page 28: ...es that the engine has started 0 1 Speed Limit for Crank Disconnection 2 Alternator Voltage Limit for Crank Disconnection 3 See Section 4 5 10 4 5 8 Stop Magnet Energised Time P14 4 5 9 Engine Started...

Page 29: ...if this input is active while the generator was starting the module will stop the Generator 8 In AUTO mode if one of the configurable inputs are selected as 8 Remote Start the unit doesn t perform the...

Page 30: ...i 4 5 17 Engine Running Time P28 The user can change the engine running time value by using this parameter i To prevent to changing unit program parameters by unauthorised personel don t allow to the...

Page 31: ...the LED flashes and the LED 3 lights off 9 Check the unit will change to the STOP position and the LED 8 lights on 10 Restore the engine to operational state reconnect the fuel solenoid 11 Press the...

Page 32: ...s and the generator after a further delay shuts down 1 Check that the mains is connected to the unit 2 Press the TEST 11 button At this moment the LED 1 will light on 3 Check that the generator starts...

Page 33: ...age L1 L2 prefix L GEN V Generator voltage GEN FRG Generator frequency Hz BATTERY Battery voltage The LED will flash if the unit detects an engine stopping error When the DISPLAY MODE 23 button is pre...

Page 34: ...ALARM VL23 VL31 F Battery Voltage VL12 GEN V GEN FRQ BATTERY ALARM VL23 VL31 F Enginen Working Time VL12 GEN V GEN FRQ BATTERY ALARM VL23 VL31 F Mains Voltage L1 N Press the display mode button again...

Page 35: ...r Frequency Hz VL12 GEN V GEN FRQ BATTERY ALARM VL23 VL31 F Battery Voltage VL12 GEN V GEN FRQ BATTERY ALARM VL23 VL31 F Engine Working Time Press the display mode button Press the display mode button...

Page 36: ...roper level If the contact will not open the engine is running and it continues the LED flashes and the Horn is sounded and engine shuts down without any cool down period The unit decides to the Over...

Page 37: ...EAOM 19 measures battery voltage at the EAOM 19 terminals Depending on the size and length of the cable to the battery this may be somewhat less than the voltage as measured at the battery Configurab...

Page 38: ...hould go off 6 5 Manual Stop The LED 8 is lit and engine is stopped when the MAN ENGINE STOP 20 button is pressed When the MAN ENGINE STOP 20 button is pressed while the load connected to the generato...

Page 39: ...ure switch and wiring Check that oil pressure switch is of the normally closed type opens on oil pressure Check engine temperature and cooling systems Check switch and wiring Check that temperature sw...

Page 40: ...midity 25 C to 70 C 40 C to 85 C 90 max non condensing II Appliances portable equipment II Normal office or workplace non conductive pollution Continuous 8 to 32 V max operating current is 240 mA Batt...

Page 41: ...rature LED Low oil pressure LED Over speed LED Generator voltage failure LED Charge generator failure LED Battery voltage failure LED Configurable input 1 LED Configurable input 2 LED TEST mode LED PR...

Page 42: ...ONTROLLER ANALOG TO DIGITAL CONVERTOR COUNTER TIMER MAINS GENERATOR VOLTAGE SENSING CONDITIONING FREQUENCY SENSING FROM GENERATOR VOLTAGE LED DISPLAYS INDICATORS BATTERY MAINS L1 GEN N GEN L1 MAINS L2...

Page 43: ...Generator Mains change over delay P18 Speed limit for crank disconnection P19 Control on delay P20 Alternator voltage fault control delay P21 Speed fault control delay P22 P23 Spare input 2 Pin10 Spa...

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