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Electrical Inspection And Testing Questions And Answers With Verified Solutions Already Passed!!!
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Electrical Inspection And Testing Questions And Answers With Verified Solutions Already Passed!!!
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Electrical Inspection And TestingQuestions And Answers With Verified
Solutions Already Passed!!!
The EAWR 1989 states a person who carries out I & T should be -
ANSWER✔✔Competant
When using a GS38 test lamp it should be checked before and after with a ..... -
ANSWER✔✔Proving unit
Before you inspect & test on a condition report you should - ANSWER✔✔inform
the occupier you will be isolating circuits
When testing insulation resistance you should disconect - ANSWER✔✔all current
using equipment, neons and voltage sensitive electronic eqiupment.
The test that is not required on a TN-S system is ...... - ANSWER✔✔The Earth
electrode resistance test
When a number of circuits are added during an IR test the insulation resistance
reading will .... - ANSWER✔✔decrease
Cuircuits measuring 10Mohm, 5 Mohm, 4 Mohm and a 6 Mohm insulation
resistance values are recorded the result at the board will be .... - ANSWER✔✔1.4
Mohm
When testing E>E.R the main earthing conductor must be ... -
ANSWER✔✔disconnected then re connected.
If Ze = 0.4 ohms and the Line, R1 = 0.2 ohms and the CPC, R2 = 0.1 ohms the
EFLZ Zs = - ANSWER✔✔0.7 ohms
When calculating EFLZ (Zs) the CF factor of 1.2 allows for ... - ANSWER✔✔the
conductor operating temperature of 70 degrees
When a 30mA RCD is used for additional protection the tests that are carried out
are ... - ANSWER✔✔All of them.
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