Read the manual
RATIO ERROR The secondary current is less than the expected value. The secondary is less in magnitude. This diffence is known as ratio error. PHASE ERROR The angle between the expected and actual secondary current is known as phase error.
Power flowing into a transformer must match the power flowing out (minus losses which are minimal). If this is not the case, there's something wrong. Differential protection monitors current only; Current flowing into one side of the transformer will be equal to current flowing out the other side scaled by the turns ratio of the transformer. Since the turns ratio is equivalent to the voltage ratio, this is easily set.
If these are the exact voltages that you need you will need an auto transformer to obtain these voltages. If these voltages are nominal voltages and are of a three phase four wire configuration, the 220 voltage can be obtained from the three phase legs to the neutral (ground) connection. The equation to use is 400/1.73 = 231 volts.
The same transformer can be both. It must be operated at the correct voltage on both windings.
A stereo or tv set needs a step-up transformer because a step-up transformer increases the voltage of an appliance and a stereo or and a tv set needs a high voltage.-------Semper Fidelis(ADC)----------
A transformer is fundamentally a set of coils; therefore, a transformer is an inductive load. However, by "transformer load", you seem to mean "the load that is connected to a transformer". Whether that load is inductive or capacitive depends mostly on what is hooked up to the transformer.
The purpose of testing a doorbell transformer is to ensure that it is functioning properly and providing the correct voltage for the doorbell system to work. This can be done effectively by using a multimeter to measure the voltage output of the transformer. Simply set the multimeter to the AC voltage setting, then touch the probes to the terminals of the transformer to get a reading. A properly functioning transformer should provide a voltage within the specified range for the doorbell system to operate correctly.
A transformer requires a 75-kVA minimum load in order to be set.
As long as the transformer is capable of 12 Volts DC output, you can use any transformer with HO scale equipment.
I am going to assume that you are asking about a differential relay. It is basically just that- it compare two different sources and will trip at a set value value of the difference. These can be directional as well. A couple of examples are transformer protective relays and bus differential. A transformer relay will measure the amount of current coming into the transformer and the amount of current going out. If there is a disparity due to an internal fault the relay will trip the supply source and deenergize the transformer. Same for the Bus differential.
A model train set will need a transformer to power it. On most modern train sets the power of the transformer is usually between 8 and 18 volts and will differ by manufacturer.
the difference between a step up transformer and a step down transformer is that, in a tsep up transformer, the voltage secondary is greater than the primary side but in a step down transformer, the voltage secondary is lesser than the primary side