MAHIVO - Pre Eval

Which one is NOT a requirement for test and maintenance work preparation for High Voltage Installations.

• Personnel Conducting test and maintenance should be trained and certified.

• Risk Assessment can be carried out in a later date.

• Accomplished permit to work and action plan.

• Approved PPE should be used.

In conducting Risk Assessment, which one below is NOT

• Assess Risk

• Control Risk

• Review Controls

• Use of insulated tools

Elements of Risk Management includes:

• Isolation

• Check after completion of Isolation

• Pre cautions against switching ON.

• All of the above

A LIVE – Work Permit System includes the following information excepts:

• A description of the circuit equipment to be worked on and the location.

• Explanation why the work must be done “live”

• Date and time covered

• Use of Hard Hats.

Safety pre cautions when working with HV installation includes:

• Isolation

• Check after completion of Isolation

• Pre cautions against switching ON.

• All of the above

Which of the following is a disadvantage of high Voltage installation?

• Lower current

• Reduction in short circuit levels

• Higher Insulation Requirements for cables

• Reduction in size of generators, motors, cables etc.

PPE Categories with minimum 8 cal/cm2 incident Energy.

• Category 1

• Category 2

• Category 3

• Category 4

Which of the following describes the IP number found on a motor nameplate?

• Line Protection

• Overload Protection

• Enclosure Protection

• Short Circuit Protection

Which of the following DC voltages is not considered as low voltage as per IEC 60038 Marine voltage ranges?

• 24V

• 120V

• 230V

• 750V

Which of the following AC voltages is not considered as high voltage as per IEC 60038 Marine voltage ranges?

• 690V

• 1.1 KV

• 3.3 KV

• 6.6 KV