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Calculators and Tools | CommScope

Download. FTTA Power Calc. Fiber calculators and tools. This tool provides a fast and easy way for choosing power cables by radio power requirements, power trunk and power jumper conductor size, or trunk cable length. Simply adjust or specify the presented parameter values to get your results. Launch.

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GALVANIC CORROSION - COMPATIBLE METALS CHARTS

Brass, Copper, Bronze A,D,E A B A,E Stainless Steel 300 Series A,D,E A A A,E Footnotes 1. Because aluminum can expand a large distance, the high hardness of 410 SS case harden screws may lead to screw to failure due to lack of ductility or stress corrosion cracking. NOTE: Organic coating to the screw will improve the corrosion resistance.

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Estimating Terminal Value

Estimating Terminal Value. Since you cannot estimate cash flows forever, you generally impose closure in discounted cash flow valuation by stopping your estimation of cash flows sometime in the future and then computing a terminal value that reflects the value of the firm at that point. You can find the terminal value in one of three ways.

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HOW TO VALUE A GOLD MINING COMPANY (DOWNLOAD …

Dec 25, 2020· VALUATION DATE. First, at the top of the model, enter the valuation date that you want to calculate the NPV on. It could be a future date if you want to know what the valuation will be at a future date. If you are using the model in 2018 or 2019, then you can change the years by changing where "2017" currently is.

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4 CORE COPPER XLPE ARMOURED POWER CABLES

4 CORE COPPER XLPE UNARMOURED POWER CABLES Type No. of Min. No. Thickness Min. Nominal Overall Approx. Max. DC Max. AC Approx. Approx. CURRENT RATINGS cores & of wires of XLPE Thickness Thickness Diameter Net Wt. Resistance Resistance Reactance Capacitance cross sectional Insulation of PVC of PVC (Approx) of Cable at 20O C at 90O C at 50 HZ ...

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How to Find The Suitable Size of Cable & Wire ? - SI ...

Example: if the Supply voltage is 220V AC, then the value of allowable voltage drop should be; Allowable Voltage Drop = 220 x (2.5/100) = 5.5V; In electrical wiring circuits, voltage drops also occur from the distribution board to the different sub circuit and final sub circuits, but for sub circuits and final sub circuits, the value of voltage drop should be half of that allowable voltage ...

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Back to Basics Useful Equations when Sizing Coils with CoilPro

If it is desired to calculate the amount of heat added to or taken from the water flowing through a coil, one must know the GPM, the LWT and EWT. Use the equation as stated above: Qwater = 500 * GPM (LWT - EWT) Once again, keep in mind that the heat added to or taken from the water is equal to the heat taken from or added to the air stream.

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Copper PRICE Today | Copper Spot Price Chart | Live Price ...

Copper, chemical symbol Cu, is a shiny, red-orange metal that has a wide range of applications. The price of copper is primarily driven by the availability of substitutes, the global supply and ...

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Technical reference Lightning protection to NFPA & UL ...

– Air termination placement: Air terminals are placed in a grid pattern at intervals of up to 20 or 25 feet – (dependent on air terminal height), with a relaxation in the spacing if air terminals are not on the perimeter of the structure (for roof lengths or widths exceeding 50 feet). These spacings

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Busbar Ampacity Table - Copper Connector

AMPACITIES OF COPPER BUS BARS ALLOY UNS C11000 Dimension, In. Area Weight Per Ft in Lb. DC Resistance at 20°C, Microhms/Ft. 30°C Rise 50°C Rise 65°C Rise Sq. In MCM (Thousand Circ Mils) Skin Effect Ratio at 90°C 60 Hz Ampacity Amp* Skin Effect Ratio at 90°C 60 Hz Ampacity Amp* Skin Effect Ratio at 90°C 60 Hz ...

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Ampacity Calculator - Cerrowire

For example, 3/0 AWG copper has an ampacity of 200 amps at 75℃, while 3/0 AWG aluminum has an ampacity of 155 amps at 75℃. WIRE / CABLE TYPE: Insulated wire types like THHN/THWN-2, XHHW-2 and USE-2/RHH/RHW-2 have an insulation temperature rating of 90℃, and any temperature correction factors or ampacity adjustment factors can be applied ...

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CABX Cable Expert - Copper Calculation

Copper base 100 often is used in telecommunication cables market. „Copper base 150" means the quoted price contains the copper as if the copper rate were 150€/100kg. The copper index will be charged additionally acc. to the difference between the actual copper rate on the reference date and that copper …

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Calculate Lightning Protection for Building / Structure ...

Mar 12, 2016· Example: Calculate Whether Lightning Protection is required or not for following Building. Calculate No of Down Conductor for Lightning Protection Area of Building / Structure: Length of Building (L) = 60 Meter. Width of Building ( W ) = 28 Meter. Height of Building (H) = 23 Meter. Lightning Stock Flushing Density Number of Thunderstorm…

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Refinery Operating Cost

terminal are allocated by the TSRV method. In this method, the value of total product exported by each participant is estimated and the total operating expenses of the terminal is allocated in that ratio. An example of the methodology involved is shown in Example 19-1. • Asphalt production and drumming is a noncontinuous activity in many ...

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Calculation formula for copper surcharge - kabeltronik ...

Jun 25, 2021· Copper calculation is based on the daily adjusted stock exchange listing plus 1% for metal supply costs. Afterwards an already included copper base (e.g. EUR 150.00/100kg) will be subtracted. The result gets multiplied by the copper weight of the cable. As a result you will get the copper surcharge which will be added to the price of the cable.

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Copper for Busbars – Guidance for Design and Installation ...

About this Publication. First issued in 1936, in this new edition of our long-standing publication offering guidance on busbar design – Copper for Busbars – the calculation of current-carrying capacity has been greatly simplified by the provision of exact formulae for some common busbar configurations and graphical methods for others.

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How to calculate/estimate cost of silver & gold plating

Sep 02, 2009· gold density is 19.3 g/cm^3, which is .193 g/mm^3. amount of gold = .193 g/mm^3 x .0054 mm^3 = .001 g. gold price today is $42.36 per gram. gold cost: $42.36 per gram x .001 g = $.042. double this for grins. $.084. You can get the plating labor by looking at any process, say $.20 each to plate anything, qty 100.

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Calculation Copper Ore Price - soby.in

Copper Prices and Copper Price Charts Copper Price 2.66 USDlb 5,864.30 USDt 5,279.82 EURt 01 Aug 2019 52 Week Low 2.57 USDlb 52 Week High 2.98 USDlb Copper Price Charts. Prices / Quote How To Calculate Copper Ore Prices

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Aluminium & Copper Current Carrying Capacity Calculation ...

Aluminium and Copper Current Carrying Capacity Calculation Chart in Sqmm: Aluminium and copper are the most available material in the earth, but the copper conductor carries 40% extra current than the aluminium conductor.. But the cost to sqmm points of view, i.e the cost of 3 core 35sqmm aluminium cable has Rs 1.6per sq. meter and copper conductor has Rs 3.0 per sqmm.

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Specification Standard - Termination Blocks and Patch Panels

B. Copper cabling in the horizontal system shall consist of plenum rated Category 6 premise cables and work area outlets, pathways, patch panels, termination blocks, equipment racks, cable management, labeling and documentation.

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Copper Calculation - BEDIA Kabel

The standard price for automotive cables is based on a copper value of 150.00 EUR / 100 kg. The webshop will show you the price including copper, based on the actual value of the German exchange. How to calculate from a pricebase copper 150.00 EUR / 100 kg to the DEL price you need to calculate …

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Electrical: Busbar - Table 3: Quick Busbar Selector - Copper

Knowing required ampacity, determine possible bus bar dimensions from the table. Then check Table 1 to verify that size selected has the necessary ampacity. Example: Assume that required ampacity is 185 amp at 30 °C rise. Table 3 indicates that 1/16 x 1 in. size would probably be adequate. This is confirmed by Table 1 which lists the ampacity ...

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Fuer Homepage Valuation of Metals and Mining Companies

Chapter 8 is a practical chapter. A copper mining group, Antofagasta, is valued with different valuation methods. 1.3 Definition of terms Valuation approaches for metals and for mining companies are similar; therefore, for convenience the term "mining companies" will be use d for "metals and mining companies".

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Heat Exchanger Calculations and Design with Excel ...

Oct 06, 2010· Download the Excel spreadsheet templates in this article to make preliminary heat exchanger design calculations. These templates use S.I. units and U.S. units. Calculate the required heat transfer area based on values needed. They will also calculate the number of tubes needed for a shell and tube heat exchanger and to calculate the pipe length needed for a double pipe heat exchanger.

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Enterprise Value Formula | Step by Step Guide to EV ...

Enterprise Value Formula is an economic measure that reflects the entire value of the Business including the secured and unsecured creditors and the equity and preference shareholders of the company and is more often used in acquiring other businesses or merging two or more companies to generate synergy.

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Brass weights Copper Weight calculation calculator Weight ...

Brass weights Copper Weight calculation calculator Weight calculation of Brass Bars Copper Bars Copper rods Brass rods weight calculation How to calculate Brass weight how to colculate Copper weight hexagonal bars hexagons Brass rectangular bars Square bars round bars easy weight calculator Brass Parts Fittings Conex Metals : manufacturers, exporters of competitive brass plumbing, cable …

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Copper Cable Lugs - WiringProducts. Ltd.

Copper cable lugs are used to terminate the ends of battery cable and welding cable so they can be connected to other electrical equipment such as starters, fuse blocks, distribution blocks, etc. Made from pure copper, cable lugs are highly conductive and can handle very high currents. Lugs come in sizes to fit cables ranging from 6 AWG all the way up to 4/O AWG.

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ELECTRICAL CONNECTIONS FOR POWER CIRCUITS

Copper is oxidized in an ammonium environment and is also affected by sulfur dioxide. Alloying: Manganese, nickel, zinc, tin, and aluminum harden copper and diminish its ductility. Manganese, phosphorous, and tin increase the tensile strength. Table 1. - Properties of conductors Properties Pure aluminum Pure Copper Low-alloy steel

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