The AH-220 is a broadband, linearly polarized Double Ridge Waveguide Horn Antenna, operating over the frequency range of 200 MHz to 2 GHz. 8 amp hours. It is a lot of power. 8 battery, we'll need at least 10 of them:Now that we have that out of the way, a 12 V 2. General Parameters. Com-Power AH-220 Horn Antenna Manual Com-Power AH-826 Instruction Manual Com-Power AH-118 Wide Band Horn Antenna ManualCom-Power AH-640 di Com-Power con codice AH-640, in vendita online nuovo ed usato e con possibilità di noleggio> Spedizione gratuita per ordini superiori € 150,00. Battery Heater Included. Com Power ANK-318. Power Batteries Coin Cell Battery. The mounting base of the AH-118 horn antenna has a ¼ inch x 20. 65 V Ah C 1/6 /1. YTX20L-BS Battery Replacement for EverStart ES20LBS Powersport. The AH-220 is a broadband, linearly polarized Double Ridge Waveguide Horn Antenna, operating over the frequency range of 200 MHz to 2 GHz. The AH-220 from Com-Power Corporation is a EMC Antenna with Frequency 200 MHz to 2 GHz, Input Power 800 W. com, AH-220 Horn Antenna Contents v List of FiguresThis item: Craftsman V20 Battery, Power Tool Kit, Charger Included, 4. I(A) = 1,800 VA 120 V. 99 $ 127 . 5 GHz • AH-840 -. 5 shall meet the requirements set forth in Table 2. View Details. Com Power ANK-310. Buy HP AH220A 312W Redundant Power Supply with fast shipping and top-rated customer service. Com-Power AH-826 is a broadband standard Gain Horn Antenna with an operating frequency range of 18 GHZ - 26. The rating indicates that the battery is discharged to 10. 8 kg] PAM-840A Preamplifier AT-812 Antenna Tripod Also Available: AC-220 CombiLog Antenna AH-118 Double Ridge Horn Antenna AL-100, ALC-100, ALP-100 Log Periodic Antennas Accessories available from Com-Power: 3. Varta Promotive Black 220 Ah. I(A) = 15 A. Categories . Varta Promotive Black N5 720018115A742 teherautó-akkumulátor, 12V 220Ah 1150A B+ EU Teherautó indítóakkumulátor Névleges feszültség: 12V Kapacitás: 220Ah Inditóáram: 1150A (EN) Méretek: Hosszúság: 518mm Szélesség: 276mm Magasság: 242mm Jótállás: 1 év. The power P in watts is equal to the product of the current I in amps, the line-to-line voltage V in volts, the power factor PF, and. The antenna is mounted on either an antenna mast or an antenna tripod. OKAYA Power OPHT25060 220Ah 60Month* Warranty Hadi Tall Tubular Battery Tubular Inverter Battery at best prices with FREE shipping & cash on delivery. $12299. Request Information. A KW and KVa amperage chart will help you choose the right generator size for your application. 2. 2. MIL-STD Double Ridge Horn Antenna 800 Watts CW. We would like to show you a description here but the site won’t allow us. NEW. View more. The AH-220 from Com-Power Corporation is a EMC Antenna with Frequency 200 MHz to 2 GHz, Input Power 800 W. 1 Other Horn Antennas available from Com-Power • AH-220 - 200 MHz to 2 GHz • AH-8065 - 800 MHz to 5 GHz • AH-118 - 1 to 18 GHz • AH-826 - 18 to 26. 8 amps in the duration of 5 hours without dropping off. Example: C2 and R2 - The third and fourth fields are for the second set of ratings, in this case 216AH at a. We would like to show you a description here but the site won’t allow us. Its high-efficiency brushless motor delivers 11,000 RPM for clean, efficient cuts. 5A for 1 hours,. ) Up to 5 miles (10. 65 V Ah C 1/6 /1. Search Make A Payment My Cart Login. Coast. The AH-220 horn antenna was specifically designed to make EMC measurements. Utilizzando i nostri servizi, il navigatore accetta le nostre modalità di utilizzo dei cookies. 2" / 3. We would like to show you a description here but the site won’t allow us. This formula calculates the current for all three. Due to the discharge maximum of 80% only 480 watt-hours are available for use. Amp hours refers to the amount of current that is supplied from the battery over a certain period of time. 6 kg Dimensions (L x W x H): 27. This antenna is suitable for making EMC measurements per. EN54-4 Compatible; Available in three types: VLP 2A, VLC 1. 94 inches (260x179x278 mm) Terminal. 12-Hour ON/OFF Timer. ). WORLDWIDE SHIPPING Call 800-404-2832 800-404-2832 +800 0404 2832 International. Typically, capacity is listed in amp-hours (Ah). AH220ANS HP MSL8096 Redundant Power Supply Option. What is the meaning of 220 Ah battery? What is the rating for an hour? A watt is one watt for one hour, or 10 watt for one hour and so on. Com-Power AH-220 Double Ridged Horn Antenna. 680,00 € exkl. Features. 8kwh lithium ion battery *4, which is 11. Email. Technical Specifications: Frequency Range: 200 MHz to 2 GHz Polarization: Linear Nominal Impedance: 50 Ohm Power Handling (CW): 800 Watts Connector: N-type (female). The commonly seen milliampere-hour (symbol: mA⋅h, mA h, often simplified as mAh) is one. Nylon. 32. NEW. com today. Worldwide. Versandkosten. 75 vpc) 105 Ah: Internal resistance: 2. 12. Please call for information. 13. com todayThere are very few reviews for this battery/seller. AH-220 Horn Antenna About this Manual This manual provides instructions for testing and using the Model AH-220 Horn Antenna. Com-Power AH-118 Manual (11 pages) HORN ANTENNA. Product Specifications. Test Operator and Test Location: The Model AH-220 antenna. View online (11 pages) or download PDF (46 KB) Com-Power AH-840 Manual • AH-840 PDF manual download and more Com-Power online manuals. The height of the antenna can be easily adjusted using the center rod. The distinct advantage of the AH-220 horn an-tenna is its high gain. Model Lifeline GPL-4CT. 2 V = 23. 92 amps. Transmit and receive capabilities. 5A for 1 hours,. View All Offers. Its high isotropic gain produces high field strengths with relatively low input power. Only 20 left in stock - order soon. NEW. 1 Other Horn Antennas available from Com-Power • AH-220 - 200 MHz to 2 GHz • AH-8065 - 800 MHz to 5 GHz • AH-118 - 1 to 18 GHz • AH-826 - 18 to 26. This means that is supplies 26. OSM Ground Eco has many advantages, it is convenient for handling and superimposing power at any time. 15" / 6. The rating indicates that the battery is discharged to 10. (Ah). Com-Power Corporation - EMC Equipment Manufacturer and SupplierCom-Power AH-220 Double Ridged Horn Antenna, 200 MHz - 2 GHz. 85) divided by 52 amps = 1. 2 kWhThe same equation is utilised by our amp hours calculator to calculate battery Ah. Specifications Tripod Dimensions Documentation Get a Quote Made of Nylon material For EMC antennas Mounts variety of antennas Portable Three year warranty Com-Power's. Upload ; COM-power corporation;. 7. 1. The PMM DR-01's N connector is mounted along the antenna's axis, thus allowing for direct connection, without cable or adapters, to the PMM 9180 18 GHz EMI Receiver which features full CISPR 16-1-1 compliance. The AC-220 can be used for both receiving and transmitting during EMC measurements. 0How I calculated the power requirements to run my household 240 volt well pump in a power outage. 7 V. 4 kg] Com-Power Corporation - EMC Equipment Manufacturer and Supplier Technical Specifications: Frequency Range: 200 MHz to 2 GHz Polarization: Linear Nominal Impedance: 50 Ohm Power Handling (CW): 800 Watts Connector: N-type (female) Specifications: MIL-STD-461 Weight: 8 lbs. AT-220 Com-Power Antenna Tripod for antennas AH-220, AM-741, AL-130. The mounting bases of Model AH-220 are located near the antenna’s center of gravity. This antenna is suitable for making EMC measurements per EN 61000-4-3 and MIL-STD 461/462 test specifica-tions. 16 EVE Power 230 AH Cells. Hence VAh = 72 x 7 = 504 VAh. Also called storage or standby batteries, sealed lead acid batteries are slow draining when not in use so they're often used in uninterruptible power supplies (UPS) and other backup or reserve power applications. Smile more. This antenna is suitable for making EMC measurements per EN 61000-4-3 and MIL-STD 461/462 test specifications. zzgl. For easier handling, the AH-220 is a constructed using light weight aluminum with a corrosion resistant con-ductive coating. To convert Ah to mAh, multiply the resultant by 1000. 2 Volts Nominal. Support Website. Com-Power LI-125A LISN. 9 pounds : Product Dimensions 64. Cutting-edge Korean technology is used to produce these batteries, produced under Korean experts’ supervision and perfectly compatible with the Pakistani. In the center of each plate is a 1/4-inch x 20 mounting hole for securing the antenna. Beberapa contoh alat elektronik yang dapat menyala menggunakan power station ini seperti laptop, TV, komputer, kipas, kulkas mini, lampu LED dan lainnya. 3. This means that is supplies 26. Capable. $8,260. Keep in mind this is a smaller agm type battery so I would not recommend that you charge it with a. 6 229 177 230 A. Abbreviated: Wh = mAh × V ÷ 1000. 0 Review. The AT-220 collapsible tripod has been designed for indoor and outdoor EMI testing. com today. Com Power AM-400. com FREE DELIVERY possible on eligible purchasesFind quality power supply products at discounted prices. com SB 6 V 220 220 184 171 142 122 85 39. Description : Horn Antenna for MIL-STD. 0-Ah with V20* Random Orbit Sander, Tool Only (CMCB204-CK & CMCW220B) $127. We have 1 Com-Power AH-118 manual available for free PDF download: Manual . The Crown-1 6V 220Ah deep-cycle battery is a sealed AGM battery that combines a compact size with unmatched performance characteristics. com REV102913 3. 32 after $25 OFF your total qualifying purchase upon opening a new card. Documents. com today. Common Ah ratings. 28. The ampere and the flow of current can be variable in an area. 5 GHz • AH-840 - 18 to 40 GHz 3. View Product. 0V Voltage (V) Voltage (V) Load vs. Compatibility This factory fresh battery is manufactured in the USA by LIFELINE. The Com-Power AC-220 series Combilogs are broadband EMC antennas. 4 Discharge depth 40% 1. 1 GHz to 18 GHz. Optimum charge voltage of Victron VRLA batteries. 95. volt, Deep Cycle Marine/RV Battery with 1 of 3 variable terminal arrangements. VersandkostenCatalog Description: EK550-40-11 220-230V 50Hz / 240V 60Hz Contactor. Discharge current. New; View Details. Quick view Add to Cart. GAM 220 MF ; GAM 270 MFL ; GIM 120 ; GIM 60 ; Inspection/Detection Tools. Contact Mouser (USA) (800) 346-6873 | Feedback. It reduces overall testing time by 20 - 30% due to antenna. 3. 5 2. Abbreviated: Wh = mAh × V ÷ 1000. zzgl. Lifeline GPL-4DA 12 volt 4D Marine AGM Battery for Sale in San Diego with Auto type Terminal 210 amp hour 1360 CA at 32 F, 1100 CCA at Zero F. The 12V 24 Ah, 220 CCA. 2- Multiply the battery watt-hours by the battery depth of discharge limit. Used in homes and offices for inverter and solar applications. # Easy Handling. 65 V Ah Weight kg Length L mm Width W mm Height H mm Fig. . com . Head on to our capacitor calculator if you want to determine the capacitance and voltage ratings from the capacitor code. The AHA-840 smartly incorporates a with a precision waveguide to coaxial adapter (meticulously tuned as a set for optimum VSWR performance and impedance matching) and a broadband, high-gain, low noise pre-amplifier; integrated into a single,. Ad. Hi Cory, alright, the 130 Ah lead acid battery (presuming it is a 12V battery) has a 1560 Wh capacity. If you encounter problems while using the Model AH-220 Horn Antenna, contact Com-Power Corporation at (714) 528-8800. Com-Power AL-130R 9kHz – 30MHz Active Loop Antenna 3. ETS-Lindgren 3142C BiConiLog Antenna, 26. Capacity: 220 AH . Jakarta Utara Rumix. We offer customers a wide range of AGM VRLA batteries. São responsáveis por transformar os 12/24/48 V de corrente contínua (CC) das baterias em 110 ou 220 V de corrente alternada (AC), ou outra tensão desejada. The GMDSS battery is usually in the range of 200 Ah which is required to give 24V. Each pair has an amp hour output of 4. Brand: Com. This leads to the second field, which is the hour rate that the AH is given at. The. Out of stock. MRP. Dimensions: 50. Power: AH 220: DIB-200. Com Power ANK-318. • EASY CLEANUP: Up to 200 CFM and up to 90 MPH for cleanup on hard surfaces. 522 × 238 × 240 mm. 613. AH-220 Horn Antenna About this Manual This manual provides instructions for testing and using the Model AH-220 Horn Antenna. Search. AT series antenna tripods are a great choice for EMC testing. POWER SHARE 20-volt Max 10-in Battery 2 Ah Chainsaw (Battery and Charger Included). This is the current I used for either charging or discharging your battery. Rent or buy the AH-118 by Com-Power in the Horn Antennas industry at ATECorp. Com-Power AH-118 Application. Adaptor Lighter Converter Konverter 220V AC To 12V DC Lighter Socket. Product Width 7. Suitable for use in consumer and commercial power applications such as High frequency DC-DC converters, including WBG GaN applications, PCs and servers, Points of loads (POL), Field-programmable gate arrays (FPGA) and Battery powered regulators. 17 Ah To convert 500 Wh to Ah at 48V, divide the watt hours by the voltage (48V): 500 Wh / 48V = 10. 486. Categories . Frequency :Get a quote for a Used Com-Power AH-220 Rod Antennas from Valuetronics International Inc at used-line. # Low Self-discharge. Example Applications: LED/LCD signs and displays, telecommunications equipment, electronics enclosures, and battery boxes. 5 x 94 cm] The distinct advantage of the AH-220 horn antenna is its high gain. com today. The Advanced Antennas MWH-2640G Horn Antenna is a standard gain horn antenna designed to transmit or receive in the frequency band from 26. grid | power VR M 12-50 power. To calculate the relationship between charge in amp hours and voltage in volts, the formula should be used: m Wh = Ah × V Wh = Ah × V. 220-240 volts 50 Hertz Appliance. Com-Power's AH-220 is a double ridge broadband horn antenna for EMC testing over the frequency range of 200 MHz to 2 GHz. Please call for information. The Com-Power AHA-840 Active Horn Antenna is part of our extensive line of EMC test antennas. Com-Power’s AT-220 Tripod The AH-8055 is a broadband, linearly polarized High-Gain Horn Antenna, operating with very high efficiency over the frequency range of 800 MHz to 5 GHz. 5 GHz: Com-Power AH-640 26. 00. The antenna has two mounting plates; one for the vertical polarization, and one for horizontal. 0 3. The Com-Power AH-220 is a linearly polarized broadband double ridged horn antenna operating in the frequency range of 200 MHz - 2000 MHz. Com-Power AH-220 Horn Antenna - New. 200 Ah / 10 A = 20 hrs. You can convert Watt-hours to Amp-hours by dividing by the. 19 % MwSt. Request Information. AH-220 Horn Antenna About this Manual This manual provides instructions for testing and using the Model AH-220 Horn Antenna. Thanks to its high discharge rate and wide operation temperature. AH-640 is a broadband horn antenna that offers excellent performance over the frequency range of 26. 50 Ah is equal to 50A running for 1h, 20A running for 2. Powered by any EGO POWER+ 56V ARC Lithium™ battery, this cordless chainsaw delivers up to 220 cuts on a 4x4 when used with the included 4. Com Power ANK-910M. Measure the amperage in your area and then install electrical appliances. For example, 24 kWh = 500 amp hours at 48 volts → 500 Ah x 48V = 24 kWh. They are made of non reflective nylon and wood material. Part Number : AH-220. 3. With Old Battery (Same Ah) 15,500. zzgl. Current Lifeline Marine AGM Battery Price GPL-4DA is $599 ea with exchange. com today. Example: Let's say you are using Jackery Explorer 1000 Pro battery capacity is 1002Wh, and the voltage is 43. During the conversion of DC to AC, there will be a power loss. Alibaba. Ah Rating. You can convert the 200 amp-hours to kilowatt-hours by simply doing this: kWh = 12 x 200/1000 = 2. Cérebro do sistema. The internal charger is EN54-4 approved and there is space for up to 38Ah – Ampere-hours • Battery’s rating of capacity Rated capacity of a battery • Continuous amps available for a set time period, to a certain end of discharge voltage, at a stated temperature • Ni-Cd Example: 100Ah = 20A for 5 Hours down to 1. Com-Power AH-220 Horn Antenna Manual Com-Power AH-826 Instruction Manual Com-Power AH-118 Wide Band Horn Antenna ManualPage 5 of 10 INSTRUCTION MANUAL Horn Antenna (AH‐826) 19121 El Toro Road Lake Forest, CA 92676 (949) 459‐9600 fax (949) 459‐9604 com‐power. Com-Power Corporation 19121 El Toro Rd. # Eco-Friendly. 2 Other instrumentation accessories available • PAM-2000 Preamplifier – 10 MHz to 2 GHz, 27 dB Gain The Com-Power AH-118 horn antenna can be used for immunity (susceptibility) testing and can take up to 300 Watts of input power in continuous mode in the applicable frequency range. Kapasitas Cell: 68 Ah/3. Com-Power AT series antenna tripods are a great choice for EMC testing. NEW. V Output yang Efisien Power station ini dapat menyuplai tenaga hingga 220 V sehingga berbagai alat elektronik dapat menyala menggunakan power station ini. V-Force Deep Cycle and Starter Batteries deliver with more power and a superior battery life. 5 GHz: Com-Power AH-640 26. Get a quote for a Used Com-Power AH-220 Horn Antennas from Valuetronics International Inc at used-line. Looking for a large quantity of AH220ANS?Power Source Motorcycle Batteries. Product. The AH-220 Horn Antenna was designed specifically, from concept to production, to be that antenna; however, it’s no one-trick pony. . Rent or buy the AH-220 by Com-Power in the Horn Antennas industry at ATECorp. 44. 2 Other instrumentation accessories available • PAM-2000 Preamplifier – 10 MHz to 2 GHz, 27 dB GainGet a quote for a Used Com-Power AH-220 Horn Antennas from Valuetronics International Inc at used-line. Features • Frequency Range 200 MHz to 2 GHz • Transmit & Receive CapabilitiesCheck out Xbatt Energy ESS series DC Series 200, 220, 224, 245 Lead Acid (AGM) specs datasheet PDF file, prices, reviews, capacity, warranty and their distributors Xbatt DC(Deep Cycle) series batteries are designed to have a large amount of stored current discharged between charging sessions, with very heavy non-porous battery plates to. So, if you want the battery to last for 5 hours, the device should draw around 20 amps on average. Com Power AH-220 Details Com Power AH-220. See the ERA equipment CO2 Calculator to estimate the CO2 footprint per hour of use of the INMESOL AH-220-M or alternative Gasoline Power Generators. Com-Power AH-220 Application. More Info Get a Quote Shop new Com-Power AH-220 Antennas online at Liberty Test Equipment and save. 9. 16 EVE Power 230 AH Cells. 7″ W x 8. 19 % MwSt. The DC220-6 Fullriver 6V 220Ah GRP 27 Sealed Lead Acid AGM Battery. The Bosch GXL12V-220B22 12V Max Two-Tool Combo Kit features two brushless tools that deliver professional drilling and driving performance. ) Up to 4. 05 (inefficiency factor) = 12. 6430014-2. 800-552-8258. 65 V Ah Weight kg Length L mm Width W mm Height H mm Fig. Com-Power AH-118 di Com-Power con codice AH-118, in vendita online nuovo ed usato e con possibilità di noleggio> Spedizione gratuita per ordini superiori € 150,00. As stated already you should only connect batteries of same type/age/brand in series. 2” x 37” [69 x 94. Morten says there was nothing wrong with batteries for solar storage. V-Guard. , LTD - 3 - (3) Service life: Service life of batteries when tested in accordance with Subparagraph 4. BikeDekho app is the most useful and easy way to find out the most suitable two-wheeler for yourself. The AH-220 Horn antenna is an alternative to biconicals and log periodic antennas operating in the same frequency range for emissions and immunity testing where high gain is needed and the large size of the antenna is not an important factor. Tech Support. 2V. Crown Battery has been a high quality battery manufacturing group for over 90 years. Let's suppose you have a 12v 50ah battery. The Crown CR-220 deep-cycle battery is a perfect fit for industrial equipment and a growing number of renewable energy applications. View more. Amazon. The AH-220 has two mounting plates; one for the vertical polarization, and one for horizontal. 8 hours if the discharge. Freight charges will be calculated at checkout. SPECIFICATION CHART Battery Type NominalThe Com-Power AH-118 is a double Ridge Guide broadband horn antenna designed to operate within the frequency range of 700 MHz to 18 GHz. is its high gain. 17 watts / 12. Energy from Sunlight is converted into electricity and stored in batteries. Antra. 2500 mAh AAA battery will run at 2. The ampere and the flow of current can be variable in an area. AH Systems SAS-521F-7 Bilogical Antenna. QTY:LogicPower – стандарт напруги! Акумулятори гелеві (GEL) 220Volt для ДБЖ. Data Sheet: Trojan Batteries SAGM 06 220 AGM Detailed Information. It can be cost saving to measure the electric utilization of each appliance by the electric cost calculator. Please call for information. Com Power AH-220. Request Information. 3 meters. Without Old Battery 18,000. For immunity measurements the AH-220 can accept up to 800 Watts input power in a continuous mode. ; This antenna has exceptional performance characteristics. LOADING. 000. Com-Power AH-220 Specifications: Frequency Range: 200 MHz to 2 GHz: Polarization: Linear: Nominal Impedance: 50Ω: Power Handling (CW). We need to test if it still has 200Ah left in it. While it is designed to serve as the receiving antenna for. 2 Other instrumentation accessories available • PAM-2000 Preamplifier – 10 MHz to 2 GHz, 27 dB Gain Specifications. 8 amps in the duration of 5 hours without dropping off. 2kwh in total. For immunity measurements. It is defined as the amount of power that is used to lift 745. 5 GHz with some sacrifice in efficiency. Ask for a quote on a New Com-Power AH-220 Horn Antennas from Valuetronics International Inc at used-line. In our example, it is 200 AH. NEW. 0 to 40. 5 GHz. Versandkosten. 00 lbs • Warranty: 1 Year Price: $149. The AH-220 is a broadband, linearly polarized Double Ridge Waveguide Horn Antenna, operating over the frequency range of 200 MHz to 2 GHz. 00. V-Force batteries deliver superior productivity and return on investment in the toughest applications. 0. IFI TCCX2500 Tetrode Tube RF Amplifier 10 kHz – 220 MHz 2500W. The majority of. Formula: watts = kilowatt hours × 1000 ÷ hours. 0Ah / 20 hr backup battery ;. It has a capacity of 100 amp hours and a voltage of 12 volts. Features • Frequency Range 200 MHz to 2 GHz • Transmit & Receive Capabilities Com-Power AH-220The Com-Power AH-220 is a linearly polarized broadband double ridged horn antenna operating in the frequency range of 200 MHz - 2000. 5 GHz. Providing quality memory products since 1986 Blog 1-800-821-3354 Call: 1-800-821-3354It is likely the 90 amp unit was turning faster so you got as much as the 220 amp one produces at those low rpms. They provide the longest backup time and last much longer than the standard batteries. 8 - 1. Com-Power AC-220 ; Com-Power ACS-230-25W ; Com-Power ACS-230-50W ; Com-Power Categories. Questo sito utilizza i cookies per erogare servizi di qualità. For immunity measurements the AH-220 can accept up to 800 Watts input power in a continuous mode. 36 amps. 8 minutes. Country of Manufacture. NEW. 31. Xtralis POWER SUPPLIES VPS-100US, VPS-300US. If you have a 200ah battery, it can supply 20 continuous amps for 10 hours or 10 amps for over 20. At the same time, he equipped with OSM Ground Eco 2. 5 volts = 1. 120 or 220 VAC VBT-012 Battery, sealed lead acid, 12 VDC, 12 Amp/hr Minimum 2 batteries are required. 8) efficient derate factor. $9,850. Price: $149. Long Description: A 4-pole Contactor suitable for Distribution and Rail way applications AC and DC switching. Light in hand, effortless movement, room to room. Setting up using the antenna is described in section 2. SX is well-suited to all deep-cycle off-grid solar power system, from commercial to personal, solar sites. AH-220 Com-Power Horn Antenna. The AH-220 horn antenna was specifically designed to make EMC measurements. The accepted ampere hour rating time period for solar electric batteries, deep-cycle batteries and backup power systems -- uninterruptable power supplies-- is generally a 20-hour rate.