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How to know the back up time for a 5KVA UPS which is connected to 15 nos. of computers? Is there any formula for this? pls. tell me.
HAL,
1 4117Generally at what power factor the electronic equipments like computer, TV, EPABX etc.,operates. Please tell me.
HAL,
1 4099what is the reason for indication of light in the earth lamps of main switchboard.if there is an earth why does one lamp get dim and the other two bright.
2348Which type of power plant is more easier to produce electrical power at economical condition?
HAL,
5 10549in three phase with neutral connection, what will happen,if the neutral is in open condition with single phase distribution panel
4 9969During Starter Panel Com missing I Found The Main Incomer 40Amp MCB 10KA Trip When Motor Change Star To Delta Motor Rating 20HP BUT When We Use Same MCB To Other Motor It Does Not trip Or What Is Necessaries for Star Delta Starter MCB SFU MPCB OR MCCB And What are The Breaking Capacity of MCCB in the Motor above 15HP
1877
1. How many TRXs are supported in Nokia Metrosite 2. What is the command to lock the TRX 3. What is the command to unlock the BTS 4. What is the command from BSC to check the alarm in BTS 5. What is the maximum transmit power of FlexiEdge BTS 6. When Abis link is down, name the alarm that is generated at BSC 7. Orange LED on RRI card is glowing – what is the indication? 8. How many E1s are supported by one E1 card in BTS 9. How many ways one can login to BIO card? 10. What are the different data rates in Abis for Traffic, TRX signaling and OMU 11. BCSU card in BSC can support how many TRXs? 12. What is the command to check list of sites that are down? 13. How many TRX are supported when we use one M2HA card in BTS? 14. Name the different types of power supply card in BTS and the output power of each card 15. Ater interface is between transcoder and MSC – True/False 16. SS7 signaling is used in Abis interface – True/False 17. FlexiEdge BTS has RRI card – True/False 18. From Transcoder to MSC, data rate for each call is 64Kbps – True/false 19. Name different types of TRXs which supports different GSM bands 20. ODU LED shows orange – what is the significance?
What is the approximate value of stacking factor?
What do you mean by an instrument transformer?
hi can u send me all d technical qus pepar of DRDO?my email id is palmzk@gmail.com
What is the maximum recommend pipe velocity for dry and wet gases?
Wt is the function of reactive power? How it generates & consume though resultant is zero?
important question on stones
Power Factor Correction Panel (Manual & Automatic)
What are chief characteristics of state-space method and its techniques ?
please, what is the required bar for a column of 6mx6m the dept is 405mmx300mm,its an axially loaded ?
Tell me what is fold line?
What are the ratings of VCB, MCB, MCCB, SF6, ACB, and OCB?
What are some typical applications for glass-lined reactors?
What is pcb?
why we use the ac supply load cell>?can we use the dc supply load cell?advantages and disadvantage of the ac supply load cell?
