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Why are short time rating of transformer is high?
Because a transformer is a big lump of metal that takes time heat up, so if the load is on and off in a short time, the load rating can be exceeded.
How calculate the motor rating for hoist respected to tonnage?
hp or power is torque/time (rotating motor) 3000# can be lifted 10' in a minute with 1Hp 30,000# can be lifted 1' in a minute with 1Hp 1000 tons can be lifted 1' in an hour with 1 hp
How to calculate standard time?
The way to calculate standard time is simple. Standard time is calculated by taking observed time multiplying it by rating factor and then multiplying it by PFD (Personal, Fatigue, and Delay Allowance).
How do you calculate 3 phase motor kWH where voltage are 440 and amps are 11?
To calculate kWh a time component is needed for the hours.
How can you select motor for your required pumps?
WATER availability,line voltage,pump set head in meter,power rating,continuous time rating,prefered copper winding
What is the maximum rpm for a 302 Ford V8 motor?
8,822 for short periods of time
What is the formula of the CPRP?
Formula to calculate CPRP: CPRP = Cost Of Rate Per 30 Minutes/ Rating Point Of That Time Band
How do you calculate exact speed?
You can calculate a speed by dividing a distance by the time it takes to cover that distance. If you want the instantaneous speed (for situations of variable speed), you need to calculate the distance and time for a fairly short time interval (ideally, the limit, when the time approaches zero).
What happen if two motor will plug at the same time?
if they are conectedright nothing but if not a short circut will happen. :)
How T.R.P makes a channel popular?
TRP is a short form of "Target Rating Point". It is used to measure the Television audience target rating. That means how much audience watches in a time period.
How much energy does a motor convert to heat?
You can calculate the quantity of energy that a motor turns into heat with either one of these equations: Heat energy = ( 1 - efficiency of the motor) x (energy input to the motor) or Heat energy = ( 1 - efficiency of the motor) x (power input to the motor) x (running time)
Does canceling a credit card after having it for a short time hurt your rating?
Maybe, maybe not. It would depend upon the rest of your current credit situation.
