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    21 48vdc source design travaux trouvés au tarif de EUR

    Hi there, I want to design a switching mode power supply 200-260 VAC input to 48VDC output. As I have no experience in power electronic i like a tutor to walk me through the design process. (On skype is fine) Let me know if you are interested to teach me how to do it - theory to be covered from basic (beginner level) - experience in thermal managment

    €105 (Avg Bid)
    €105 Offre moyenne
    18 offres

    Hi there, I want to design a switching mode power supply 200-260 VAC input to 48VDC output. As I have no experience in power electronic i like a tutor to walk me through tje design process. (On skype is fine) Let me know if you are interested to teach me how to do it Thanks

    €3 / hr (Avg Bid)
    €3 / hr Offre moyenne
    1 offres
    Build an SPWM 48vdc inverter S'est terminé left

    I want to build an inverter based on SPWM

    €482 (Avg Bid)
    €482 Offre moyenne
    19 offres
    2 Axis camera Positioner S'est terminé left

    Looking for mechanical designer for Camera Positioner : 1- Zero Backlash 2- Hollow shaft Pan motor/gearbox. 3- minimum Pan/T...Deg/Sec. 4- Max Pan/Tilt speed : 100 deg/sec . 5- Slipring , Continues panning , 360 deg x n . 6- Absolute position encoder . 7- Max Payload : 40 Kg each side . 8- 24 VDC or 48VDC supply . 9- Accuracy : +/- 0.009 deg.

    €920 (Avg Bid)
    €920 Offre moyenne
    8 offres

    Looking for mechanical designer for Camera Gimbal : 1- Zero Backlash 2- Hollow shaft Pan motor/gearbox. 3- minimum Pan/Tilt ...Deg/Sec. 4- Max Pan/Tilt speed : 100 deg/sec . 5- Slipring , Continues panning , 360 deg x n . 6- Absolute position encoder . 7- Max Payload : 40 Kg each side . 8- 24 VDC or 48VDC supply . 9- Accuracy : +/- 0.009 deg.

    €966 (Avg Bid)
    €966 Offre moyenne
    22 offres

    Global market research on the manufacturers of hybrid power systems for telecom power systems. Such systems produce -48Vdc from Diesel Generator, utility grid power, batteries or PV.

    €301 (Avg Bid)
    €301 Offre moyenne
    3 offres
    Design me a Product S'est terminé left

    ...range of temperature changes and esd/surge protection on all ports. The terminal block is designed for easy and reliable connectivity to a suitable range of 12vdc to 48vdc power source We require a number of I/O options; 1. 5 x rugged RF connectors for Wi-Fi, Mobile and GPS 2. 5 x IP65/8 RJ-45 based Ethernet connectors 3. 1 x Power connector

    €12 / hr (Avg Bid)
    €12 / hr Offre moyenne
    8 offres

    ...Specifications [se connecter pour voir l'URL] Supply Section: Switched Mode Type preferably using TOP223 Input Battery DC voltage : 48VDC to 240VDC Output DC Voltage: +/- 15V, +/-9V and +5V or as required in the control circuit and IGBT driver Circuit [se connecter pour voir l'URL] Control Section...

    €727 (Avg Bid)
    €727 Offre moyenne
    5 offres

    ...regulator to provide 48vdc to the stepper driver. The PCB is of a custom shape with specific limitations on component height and placement in certain areas of the board. The specific IC components of the controller have largely already been chosen. A Solidworks model of the housing and PCB shape will be provided to assist in the design. Multiple controllers

    €5846 (Avg Bid)
    €5846 Offre moyenne
    14 offres

    ...Specifics on Design Requirements: 1. I would like to use a Ferrel Core Bar with telephone wire wrapped around it and a Hall Effect Sensor to detect the -48VDC "ON-HOOK" state. If this is possible the whole device would be Non Contact and I would not be violating FCC rules. 2. If 1. above design does not work, another option to pickup the -48VDC state

    €9 (Avg Bid)
    €9 Offre moyenne
    1 offres

    ...Specifics on Design Requirements: 1. I would like to use a Ferrel Core Bar with telephone wire wrapped around it and a Hall Effect Sensor to detect the -48VDC "ON-HOOK" state. If this is possible the whole device would be Non Contact and I would not be violating FCC rules. 2. If 1. above design does not work, another option to pickup the -48VDC stat...

    €449 (Avg Bid)
    €449 Offre moyenne
    10 offres

    I need to design the requirement of Solar System for BTS Sites and Other offices. BTS Site 1: 1. Max load= 3KW 2. Available sun during a day = 5 hours 3. system needed for 24 hours or 16 hours 4. System = 48vdc Now, how many and what type of solar panels, Batteries, inverter, and etc I need for this system. BTS Site2

    €132 (Avg Bid)
    €132 Offre moyenne
    9 offres

    I seek the design of a 4 KW BiDirectional DC-DC converter. Voltage on one side should be 48VDC, and voltage on the other side should be 300 VDC. AND VICE VERSA .THAT MENS reversable also. The primary consideration is weight (kilogram/kiloWatt), secondary consideration is efficiency, third consideration is space. Component cost is not really a consideration

    €20 - €165
    €20 - €165
    0 offres

    I seek the design of a 4 KW BiDirectional DC-DC converter. Voltage on one side should be 48VDC, and voltage on the other side should be 300 VDC. AND VICE VERSA .THAT MENS reversable also. The primary consideration is weight (kilogram/kiloWatt), secondary consideration is efficiency, third consideration is space. Component cost is not really a consideration

    €33 (Avg Bid)
    €33 Offre moyenne
    1 offres
    Variable DCDC S'est terminé left

    We are looking for the design and development of a Variable DCDC Converter. The goal is to design a solid state power converter board with drive elements (gate drive, transformer, etc.) to accept a variable input voltage (24...48VDC) and provide both variable (32...48VDC) and fixed (5,10,12,24VDC) outputs at power levels ranging from 200...1000W. For

    min €43 / hr
    À la une Scellé
    min €43 / hr
    7 offres

    ...placed on Proteus software for validation. Preference will be given for freelancer who hands in the job in that form. Should have the following specifications: on hook - 48VDC to 52VDC, but can be manually adjusted through a potentiometer. off hook - 12VDC to 7VDC, Ring - 90VAC, but can be lower (48VAC???) Accept pulse dialing - leave a microcontroller

    €26 - €215
    Scellé
    €26 - €215
    4 offres

    I seek the design of a 4 KW BiDirectional DC-DC converter. Voltage on one side should be 48VDC, and voltage on the other side should be 300 VDC. The primary consideration is weight (kilogram/kiloWatt), secondary consideration is efficiency, third consideration is space. Component cost is not really a consideration. Deliverable would be a schematic

    €2024 (Avg Bid)
    €2024 Offre moyenne
    16 offres

    ...Cell Stack 1kW,24Vdc (can use the predefined model in simulink) Lead Acid Batteries: 4 x 12Vdc Lead Acid Batteries (can use the predefined model in simulink) Motor: 2HP, 48Vdc (you would need to model this) Energy Management System this can follow the one in the [[se connecter pour voir l'URL]] example. the EMS is to monitor the fuel cell and battery

    €117 (Avg Bid)
    €117 Offre moyenne
    4 offres

    ...Subsystem. Electrical Subsystem Fuel Cell Stack 1kW,24Vdc ( Ive managed to use a DC/DC boost converter to boost the voltage to 48VDc to run the motor) Lead Acid Batteries: 4 x 12Vdc Lead Acid Batteries Motor: 2HP, 48Vdc Energy Management System this can follow the one in the [[se connecter pour voir l'URL]] example. the EMS is to monitor the fuel

    €150 (Avg Bid)
    €150 Offre moyenne
    4 offres
    48VDC Power Supply design S'est terminé left

    I want to design a 48VDC power supply of 10,15 and 20 amps It has to be switching power supply It must be able to supply power from external battery when powerlines fail. it also has to be able to recharge battery. deliverables are - schematics - PCB - BOM

    €504 (Avg Bid)
    €504 Offre moyenne
    12 offres

    I need to have someone help design a small grid-tie inverter from DC to AC, similar to this item on eBay: Search on eBay for item number: 120190360707 I needs the design can produce AC at 115V at 60Hz and plug into any wall outlet to feed the power grid by 11-48V DC input. Minimum power rating is 250W. AC output range is 90VAC - 130VAC. It must

    €438 (Avg Bid)
    €438 Offre moyenne
    1 offres