background image

Stop LED lighted. After 

ESt

 count down, the display shows 

Aut

. Shutdown completed. Disconnect 

the 

GRR

 input T05 jumper from negative.

10)Manual Run

 

 

Select to Manual mode and the display shows 

rdy

. To begin, press and release the 

MFB

 button. 

The 

FSR

 relay energizes, the 

STR

 relay energizes when button is pressed and de-energize when 

button is released. The display shows 

Crt

 when button is pressed and 

rdy

 when released. Repeat as 

you like. Next, press the 

MFB

 button and touch the 

GRR

 input jumper to negative. The display 

begin the 

OPt

 count down and when finished, displays 

run

 to indicate gen-set has started.

11)Manual Stop

 

 

After the manual run is complete and the display shows 

run

, to begin  manual stop, you can do one 

of the followings; 

a. Press the Emergency Stop Button. 
b. Select to Off mode. 
c. Do a fault stimulation. 
d. Select to Automatic mode (

SFC

 input T04 not connected) for automatic shutdown.

12) Test Run

Select to Test mode and the test run begin with the display showing 

SFt

 count down. After 

SFt 

count down, the 

Crt

 count down and 

rSt

 count down is repeated until you touches the 

GRR

 input 

T05 to negative. If not, the Fail To Start alarm will be triggered. After the 

GRR

 input T05 touches 

negative, the display shows 

OPt

 count down and when finished, displays 

run

 to indicate gen-set is 

running. Remember to note the usual, when 

Crt

 count down begins, the Fuel Solenoid Relay and 

Starter Relay energizes, when 

rSt

 count down begins Fuel Solenoid Relay remain energized while 

Starter Relay de-energizes.

13)Test Stop

 

 

The test stop is the same as manual stop, you can do one of the followings; a) Press the Emergency 
Stop Button. b) Select to Off mode. c) Do a fault stimulation. d) Select to Automatic mode (

SFC 

input T04 not connected) for automatic shutdown.

14)Conclusion

 

 

After finishing all the steps mentioned above, you have completed testing the DAMF-5. You can 
repeat some of the test, if you like, with different and unusual combinations not normally done in 
actual operation. For example, you can trigger different faults at different stages of count downs or 
change to different modes during count downs. We have already done a comprehensive test to 
ensure that  the software is  robust and can withstand abuse. If you have discover some  weird 
combinations of unusual test or switching over that causes the DAMF-5 software to freeze, we 
would appreciate it if you can inform us so that we can fix it. Thanks.

Page 10 of 12

HOKKIM

giving you control

Control & Protection Relays

Summary of Contents for DAMF-5

Page 1: ...is doing Next is the 3 digit 7 segment display This display is the most important interface as you will receive a host of information from it To help you understand we have provided the 3 digit abbreviations at the front face for easy reference You need to familiarize yourself with the abbreviations as during operation the display flashes at half second rate you have to be quick to catch what func...

Page 2: ...e open to feed diesel to the engine 4 ENERGIZE STOP To stop the gen set the ESR relay energize this LED lights and fuel is cut from the engine Note gen sets use either Fuel Solenoid or Energize Stop 5 24V When auxiliary supply is 20VDC and above this LED lights Maximum allowable voltage is 32VDC 6 12V When auxiliary supply is 15VDC and below this LED lights Minimum allowable voltage is 7VDC IMPORT...

Page 3: ...d Alarm bell sound and Low Fuel Level fault lamp flashes Alarm can be accepted 9 LOP Low Oil Pressure This display shows low oil pressure alarm has occur and gen set stopped and cannot be started After ESt count down press the MFB once to accept the alarm After clearing the fault press the MFB again to reset the alarm 10 LPt Lamp Test This display shows lamp test is being perform All alarm fault l...

Page 4: ...he next parameter 10 seconds of inactivity and the new value will be burn into the memory The display is shown when this is taking place In case auxiliary supply failure occurs in this stage the memory burning may not be complete and you may have to repeat the process 19 SFC Supply Fail Contact If the supply fail contact setting is 1 then the supply fail timer start when supply fail contacts close...

Page 5: ... mains supply fail the contacts close or open to start the gen set T05 GRR Generator Run Relay input from free contacts to negative When gen set has started its output voltage energizes this relay to close the contacts and stop the starter cranking Other wise also known as AFR AC Fail Relay T06 MFB Multi Function Button input from free contacts to negative This button is indeed used for many funct...

Page 6: ...Low Oil Pressure alarm output to lamp Type open collector to negative Flashes when Low Oil Pressure fault occurs T22 HWT High Water Temperature alarm output to lamp Type open collector to negative Flashes when High Water Temperature fault occurs T23 OSP Over Speed alarm output to lamp Type open collector to negative Flashes when Over Speed fault occurs T24 LFL Low Fuel Level alarm output to lamp T...

Page 7: ...minal Abbreviations Default Settings Diagram 3 Diagram 4 Note Lamp Test can only be performed in the Aut Mode Terminal Connection Diagram 5 Page 7 of 12 HOKKIM giving you control Control Protection Relays ...

Page 8: ...ff and the Energize Stop LED lighted If in use check that the Energize Stop relay energizes Wait for about 45 seconds until the LED goes off and the relay de energizes All other relays or lamps should be off but the supply LED remain lighted This confirms the Emergency Stop is functioning Reset the button to continue 4 View Default Settings Remain in the Off mode press and release the MFB button t...

Page 9: ... and rSt count down The Crt count down and rSt count down is repeated 6 times before Fail To Start alarm is triggered Notice the followings before the alarm is triggered the Fuel Solenoid LED is lighted FSR relay is energized when Crt count down begins the Starter LED is lighted and STR relay energizes when rSt count down begins the Starter LED is off and STR relay de energizes Once the alarm is t...

Page 10: ...rt alarm will be triggered After the GRR input T05 touches negative the display shows OPt count down and when finished displays run to indicate gen set is running Remember to note the usual when Crt count down begins the Fuel Solenoid Relay and Starter Relay energizes when rSt count down begins Fuel Solenoid Relay remain energized while Starter Relay de energizes 13 Test Stop The test stop is the ...

Page 11: ...r outputs are not shorted to positive of auxiliary supply 6 Make sure the alarm inputs resistance to negative is less then 500 ohms Higher resistance and the faults may not be triggered 7 Should alarm inputs give problem disconnect the wire from the DAMF 5 and test directly with jumper wire to negative 8 Do not connect power source to the inputs voltage higher then 12VAC will cause the internal fu...

Page 12: ...Contact selectable close 1 or open 0 to start Standard 5 nos fault alarms Expandable fault alarms using external annunciator to External Fault Alarm input First Fault Alarm new faults differentiated from old Alarm cancel does not cancel siren from next fault Master Alarm Relay output MAR for Building Automation system BAS etc New Hokkim JKM terminals for easier connections Easy wiring reduces labo...

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