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Recent content by emalay

  1. E

    Can I use Relay for controlling switch time delays ?

    Re: CAN I USE RELAY Thanks fot the time and consideration you gave in reading and answering my querry. But Sir can you help me with what sort of relays I can use for controlling the operation and how to do the Switching. I have already designed the Inverter ckt. for converting the 12V DC to...
  2. E

    Can I use Relay for controlling switch time delays ?

    Can I use Relays hi, I am doing a project in which it is intended to design a backup power unit suitable for maintaining power for a small motor. If line power is loss it switches to battery powered inverter within less than 0.1 sec. The inverter output must be fully synchrionised to the line...
  3. E

    Can I use Relay for controlling switch time delays ?

    CAN I USE RELAY hi, I am doing a project in which it is intended to design a backup power unit suitable for maintaining power for a small motor. If line power is loss it switches to battery powered inverter within less than 0.1 sec. The inverter output must be fully synchrionised to the line...
  4. E

    Can I use Relay for controlling switch time delays ?

    Can I use Relay for UPS hi, I am doing a project in which it is intended to design a backup power unit suitable for maintaining power for a small motor. If line power is loss it switches to battery powered inverter within less than 0.1 sec. The inverter output must be fully synchrionised to the...
  5. E

    High performance backup( UPS) AC power?

    thanks for giving the suggestion for using zero crossing detector and opto coupler but i would really appriciate if u can help me up in some more idea on how to use these circuits and detailed overview about its operation. please malay
  6. E

    HIGH PERFORMANCE BACK_UP (UPS) SYSTEMS

    hi, I am doing a project in which it is intended to design a backup power unit suitable for maintaining power for a small motor. If line power is loss it switches to battery powered inverter within less than 0.1 sec. The inverter output must be fully synchrionised to the line, so that there is...
  7. E

    High Performance Back-up (UPS) Systems

    hi, I am doing a project in which it is intended to design a backup power unit suitable for maintaining power for a small motor. If line power is loss it switches to battery powered inverter within less than 0.1 sec. The inverter output must be fully synchrionised to the line, so that there is...
  8. E

    High performance backup( UPS) AC power?

    high-performance backup ac power hi, I am doing a project in which it is intended to design a backup power unit suitable for maintaining power for a small motor. If line power is loss it switches to battery powered inverter within less than 0.1 sec. The inverter output must be fully...

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