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is line used for making ballast

Tips And Techniques on How to Ballast Model Railroad Track.

Use a soft brush to shape ballast and wipe away excess material before applying the wetting agent and glue. Try to keep the ballast slightly below the top of the ties, especially on the mainline. You can bury the ties in some spots on a siding or lesser used track as in the photo above.

Fluorescent Ballasts - Electrical 101

Fluorescent lamps use a ballast which transforms line voltage to a voltage to start up and operate the lamp(s). Newer fluorescent ballasts are usually rated for both 120 volts and 277 volts. Some are rated for only 120 volts, others for only 277 volts (used in commercial environments).

What is a ballast? | Adaptable Ballasts | Lighting Answers ...

Traditionally, ballasts are designed to operate a specific number (usually one to four) and type of lamp (such as a four-foot T8 lamp) at a specific voltage (in North America either 120, 277, or 347 volts). Thus, to find a ballast compatible with a particular luminaire (light fixture), lamp type, lamp quantity, and line voltage must all be known.

Plug-and-play vs. ballast-bypass and other linear LED ...

Jul 29, 2019· This lamp works directly with the existing fluorescent ballast, so there is no rewiring or ballast change required. But you do want to make sure your ballast is compatible. Jump ahead to pros and cons. 2. Ballast-bypass, line voltage, or direct wire linear LED (UL type B)

Ballast -

The bigger you make the ballast tanks, the higher you are out of the water when they are empty. The height out of the water is called "freeboard". The more freeboad the better, because it keeps waves from pouring into the submarine when you have the hatch open on the surface. ... The ballast tanks are below the water line even when the Argonaut ...

Wiring Diagram for a Single Tube Light Circuit | Electrical4U

Jan 31, 2019· Different electrical symbols are used to make the wiring diagram below: How to Install a Single Tube Light with Electromagnetic Ballast From the junction box the neutral wire is not taken out to the switch board, rather it is taken out from the junction box and carried out to the port 2 of the tube light, as per figure above.

Track Ballast -

For history's sake ballast has its earliest beginnings as simple limestone blocks, which actually sometimes pulled double duty as both the support base and railroad track structure. In the 1840s true ballast, or crushed stone, as we know it today began to be widely used and was soon found to be far superior to the old method.

The 5 Best Digital Ballasts | Product Reviews and Ratings

Jun 13, 2017· Ballasts are essential to shaping and regulating the flow of electricity into a smooth and constant light does not have any distortions or flickers. Digital ballasts make use of a light-weight circuit board to modulate power at higher frequencies then magnetic ballasts do. For this reason, it's advisable to invest in a digital ballast to ...

How to wire a replacement ballast with different wiring ...

How to wire a replacement ballast with different wiring? I purchased a GE proline ballast replacement for a two lamp flourescent fixture, 48" each lamp. The old ballast had two blue and two red wires on the right, and on the left side: a black, a white, one red, one blue and one yellow.

Ballast Quick Guide - Philips

Engineered to optimize lighting performance and maximize energy savings, Optanium ballasts fully support the wide variety of T8 fluorescent lamps on the market. They are also one of the charter products of the NEMA Premium Ballast Program. No. of Lamps Input Volts Philips Advance Model Lamp Type Input Power (Watts) Ballast Factor Line Current

WARNING! Digital/ Electronic ballasts can get you busted ...

Dec 23, 2011· Bottom line is I had an old cable line in my grow room, that was not being used and was only a foot or two from my ballast. After being pretty sure I fixed the problem they came back checked the line and told me there was no more interference. I still have my digi ballast, and me and the neighbors have had flawless cable since.

Ballast | Trains Magazine

Hard crushed furnace slag, some kinds of dense lava, and mine tailings have also found main-line use. In steam days, cinders were an abundant source of ballast; limestone, pit-run gravel, sand, and even crushed seashells have been used. The average life of ballast depends on train frequency and weight.

Electronic Ballasts -

Magnetic ballasts usually have greater power losses than electronic ballasts. A lamp-ballast system consisting of a magnetic ballast and two 32-W T8 lamps requires approximately 70 W. Magnetic ballasts operate lamps at line frequency [60 hertz (Hz) in North America] and are usually the least expensive first-cost option for specifiers.

T12 Multi-Voltage Electronic Ballasts

T12 Multi-Voltage Electronic Ballasts New GE T12HO and 1 x 40 Watt Ballasts GE Multi-Volt Proline® (MVP) T12 high-performance ballasts are designed for replacement of magnetic T12 electronic ballasts during maintenance or retrofits. GE MVP T12 ballasts have the same wiring and mounting

Make your Own Ballast - Model Railroader Magazine - Model ...

Dec 29, 2006· Make your Own Ballast. Posted by mbvan1 on Friday, December 29, 2006 10:18 PM Has anyone come up with an idea of how to make ballast. It can be expensive to purchase. I was thinking of grinding walnut shells ... I use WS fine ballast for the main line but it is too large for the yard. I searched around but could not anything small enough.

Railroad Ballast and Other Track Materials

Ballast is produced from natural deposits of granite, trap rock, quartzite, dolomite or limestone. Vulcan produces ballast and other track materials for shipment to customers from coast to coast, and has a dedicated Ballast Sales Team that can help you with your ballast needs from any of our facilities.

Ballast Wiring - Electrical 101

Newer electronic ballasts are usually wired in parallel, except for rapid start, programmed start, and dimmable ballasts. Series vs Parallel Ballasts and Wiring When a series ballast (rapid start) operates multiple lamps and one lamp fails, the circuit is opened and the other lamps will not light.

How do basic light ballast actually step up the power and ...

Jan 11, 2015· How ballasts work: Ballasts essentially use a transformer to step-up the voltage from line voltage to higher voltages. I know the design is more complicated than that with capacitors and inductors used to limit the current and such, and now most ...

Ballast Line | Definition of Ballast Line by Merriam-Webster

Ballast line definition is - the water line of a ship in ballast. the water line of a ship in ballast… See the full definition. SINCE 1828. Menu. ... Dictionary Entries near ballast line. ballast car. ballast engine. ballast fin. ballast line. ballast master. ballast port. ballast pump. Statistics for ballast line…

Build your own HPS or MH light system - Kind Green Buds

Build your own HPS or MH light system. One of the best ways to save a bundle on equipment is to wire up your own lights from a kit. By buying the parts unassembled, you can probably construct a light for half of what it would cost "ready made" from a hydro shop.

Ballasts at

Shop ballasts in the commercial lighting section of Find quality ballasts online or in store.

Which lamp types are ballast dependent? - Regency Lighting

Aug 26, 2016· One line of thinking out there is: If an LED doesn't require a ballast, why would anyone want to mess with an additional component? And that's a fair question. The reality is that if the existing fixture includes a ballast, the swiftest, easiest way to retrofit to LED would be to buy a plug-and-play lamp and continue to run it off the ballast.

How To Bypass A Ballast — Blog

Locate your ballast. In many T8 fixtures, the ballast is covered by a casing and the T8 tubes are on top of it, meaning you need to take out the tubes and unscrew the casing to get to the ballast. Remove any covers, case, lenses, or lamps that block your access to the ballast and set them aside.

Sailing ballast - Wikipedia

Ballast is used in ships to provide moment to resist the lateral forces on the hull. Insufficiently ballasted boats tend to tip or heel excessively in high winds. Too much heel may result in the boat/ship capsizing. If a sailing vessel should need to voyage without cargo then ballast of little or no value would be loaded to keep the vessel upright.

How Ballast Water Systems Work -

A ship, on the other hand, must be able to discharge ballast water as quickly as cargo is loaded. In emergency situations, ballast tanks need to empty as quickly as possible. A quick pass through most ballast water treatment systems is not enough to kill all the organisms that may be present.

Marine Ballast Weights | MarsMetal Specialty Casting Division

Adding the right amount of ballast settles the boat lower in the water making it more stable and significantly safer. This ballasting process can also be accomplished by using standard lead ingots and/or lead shot to achieve the desired stability. Another reason that you might need to consider marine ballast weight is to trim-ballast your boat.