sizing transformers

what taps have to be connected if using a primary of 440 volts

• X1 and X2

• H1 and H2

• H3 and H4

• H2 and H3

How many VA's is this transformer worth

what is the maximum OCPD required for the primary side tapped at 230vac?

• 8/10

• 1/2

• 1

• .4

GIVEN A LOAD OF 10 AMPS ON THE CONTROL SIDE. WHAT SIZE TRANSFORMER WOULD BE REQUIRED

what table is used to find the Max fuse rating or setting of the transformers primary and secondary side

what would be the appropriate fuse size for a 1000 VA transformer on secondary side using 120 vac

For increasing the voltage ___________ is used.

• Step up transformer

• Step down transformer

• Current transformer

What is the function of the transformer?

• Convert electrical energy to mechanical (kinetic) energy

• Convert electrical energy to thermal energy (heat)

• Convert mechanical (kinetic) energy to electrical energy

• Step up or step down the voltage

what is the percentage used when selecting fuse size for the secondary side of a transformer that has a current draw of less then 9 amps

• 250%

• 125%

• 300%

• 167%

what letter indicated Primary side of a transformer