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Author Topic: ano ang trabaho ng ballast ng florecencent ?(explanation needed)  (Read 1268 times)
Siramiko
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« on: January 12, 2010, 11:25:49 AM »

 para saan ang ballast / paano gumamagana na ito ?


paki paliwanag naman  Wink
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« on: January 12, 2010, 11:25:49 AM »

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Ate Shey
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« Reply #1 on: January 12, 2010, 11:39:17 AM »

it limits the current inside the fluorescent tube, otherwise magkakaroon ng arcing sa loob ng tube at mag-ooverheat ang FL tube..
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Siramiko
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« Reply #2 on: January 12, 2010, 11:45:30 AM »

it limits the current inside the fluorescent tube, otherwise magkakaroon ng arcing sa loob ng tube at mag-ooverheat ang FL tube..


current lang sir ang pinababa ,pero ganun pa din ang boltahe binibigay ng ballast ?
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zer0w1ng
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« Reply #3 on: January 12, 2010, 11:50:19 AM »

It also serves as source of high-voltage kick to start the fluorescent.
At first ON, the starter shorts the winding, then once heated the starter releases the contact and a HV back-EMF produced by the inductor/ballast will create an arc inside the lamp.
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Siramiko
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« Reply #4 on: January 12, 2010, 11:55:43 AM »

It also serves as source of high-voltage kick to start the fluorescent.
At first ON, the starter shorts the winding, then once heated the starter releases the contact and a HV back-EMF produced by the inductor/ballast will create an arc inside the lamp.
mga gano kaya kataas ang high voltage nito, sir ?
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« Reply #5 on: January 12, 2010, 12:00:18 PM »

It also serves as source of high-voltage kick to start the fluorescent.
At first ON, the starter shorts the winding, then once heated the starter releases the contact and a HV back-EMF produced by the inductor/ballast will create an arc inside the lamp.

yup.. it also generates the kick start voltage para mag-ionize yung gas sa loob ng fluorescent lamp..
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« Reply #6 on: January 14, 2010, 01:43:52 PM »

mga gano kaya kataas ang high voltage nito, sir ?

Honestly, hindi ko alam. Smiley

Mga range in kilovolts siguro kasi kailangan niyang mag-produce arc ang 2 ends sa fluorescent.
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« Reply #7 on: August 21, 2010, 03:24:24 PM »

Just to ask, FL needs ballast. Except for being a current limiter, do ballast also draws power for the lamp? Do FL draws power alone?
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« Reply #8 on: August 21, 2010, 03:36:35 PM »

yup.. it also generates the kick start voltage para mag-ionize yung gas sa loob ng fluorescent lamp..

Fluorescent light bulbs need a ballast because they use a gas to create light. When the gas is excited by electricity, it emits invisible ultraviolet light that hits the white coating inside the fluorescent bulb. The coating changes the ultraviolet light into light that we see.

The combination of gas, electricity, and coating in a fluorescent bulb is so effective at producing light that, without something to regulate the electricity flowing into the bulb, the light will continue to gain intensity until the bulb stops working. That's where a ballast comes in. It supplies the initial electricity that creates the light, and then it regulates the amount of electricity flowing through the bulb so that the right amount of light is emitted.
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iyo karpo
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« Reply #9 on: October 14, 2010, 08:23:56 AM »

para saan ang ballast / paano gumamagana na ito ?


paki paliwanag naman  Wink

According to the ballast handbook, the ballast:

• Delivers the proper voltage to start or ignite the
lamp(s)
• Regulates the electric current flowing through the
lamp(s)
• Compensates for variations in line voltage

read more at the Standard Products Ballast Handbook
http://www.standardpro.com/sheets/pdf/BAL_Ballast_Handbook_EN.pdf
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« Reply #10 on: May 13, 2011, 07:01:13 PM »

mga sir tanong lang po..if mahina bah charges or d fully charges ang 12v car battery mahina bah ang maibibigay ng ilaw ng 12v ballast florescent??
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Kasamiko
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« Reply #11 on: August 05, 2011, 06:42:58 PM »

Fluorescent light bulbs need a ballast because they use a gas to create light. When the gas is excited by electricity, it emits invisible ultraviolet light that hits the white coating inside the fluorescent bulb. The coating changes the ultraviolet light into light that we see.

The combination of gas, electricity, and coating in a fluorescent bulb is so effective at producing light that, without something to regulate the electricity flowing into the bulb, the light will continue to gain intensity until the bulb stops working. That's where a ballast comes in. It supplies the initial electricity that creates the light, and then it regulates the amount of electricity flowing through the bulb so that the right amount of light is emitted.

If yung lights produced is already in ULTRAVIOLET region bakit mas mahal yung ULTRAVIOLET FL? Pwede naman pala alisin lang yung FLUORESCENT (white) coating ULTRAVIOLET source na....
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iyo karpo
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« Reply #12 on: October 12, 2011, 01:40:15 PM »

mga sir tanong lang po..if mahina bah charges or d fully charges ang 12v car battery mahina bah ang maibibigay ng ilaw ng 12v ballast florescent??

depende yan sa input voltage regulation required by the ballast.
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« Reply #13 on: October 12, 2011, 02:09:09 PM »

mga sir tanong lang po..if mahina bah charges or d fully charges ang 12v car battery mahina bah ang maibibigay ng ilaw ng 12v ballast florescent??
yes dahil walang limiter at auto shut-off ang 12v Electronic Ballast iilaw kaso hindi na gaanu kaliwanag. Cheesy
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« Reply #14 on: October 12, 2011, 04:11:47 PM »

If yung lights produced is already in ULTRAVIOLET region bakit mas mahal yung ULTRAVIOLET FL? Pwede naman pala alisin lang yung FLUORESCENT (white) coating ULTRAVIOLET source na....

because uv lamps have a different type of sort of black coating that allow passage of UV light, absorb whitelight then emit them as UV light...

Also market size comes to play.. since konti lang bibili ng UV lights.. specialized industry lang.. konti lang production ng manufacturer... pag konti lang production... konti lang kita.. mas maliit ang kita.. kailangan nilang taasan ang price para magsurvive ang company... nasa damidin yan ng production.. diba pag bibili ka ng components.. mas marami mas maliit ang price...
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« Reply #15 on: October 12, 2011, 04:45:47 PM »

▲ OT: he he he 1999 ako bumili ng 10w na UV FL 500petot Grin
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« Reply #16 on: October 12, 2011, 06:25:30 PM »

Meron ngayun sa ACE 10-15 watts 70 petot lang..
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« Reply #17 on: October 12, 2011, 06:28:18 PM »

▲ grabe anu sobrang mura na ngaun, ACE hardware ba sir? Cheesy
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« Reply #18 on: October 12, 2011, 06:35:30 PM »

yup..yung insect repeller na tube..
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« Reply #19 on: October 12, 2011, 06:50:41 PM »

yup..yung insect repeller na tube..
ngee akala lo yung pang bake sa IC Grin
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