EVITP Electrical Safety and Codes

Question 1

What is arc flash risk during EV charger work?

Accepted Answer

Explosive energy release from electrical fault causing burns and death

Answer

A camera flash effect

Answer

A type of welding

Answer

A circuit breaker feature

Question 2

What PPE is needed for energized EV charging work?

Accepted Answer

Arc-rated clothing, insulated gloves, safety glasses, voltage-rated tools

Answer

Standard work gloves only

Answer

No special PPE

Answer

Safety glasses only

Question 3

What is lockout/tagout for EV installations?

Accepted Answer

Ensuring circuits are de-energized and locked to prevent accidental energization

Answer

A security lock on the charger

Answer

A wire connection method

Answer

A software feature

Question 4

What is a GFCI and why is it required for EV charging?

Accepted Answer

Detects ground faults and disconnects power to prevent shock

Answer

Improves charging speed

Answer

A type of breaker

Answer

A grounding rod

Question 5

What wire sizing factors apply to EV charging?

Accepted Answer

Continuous load rating, voltage drop, ambient temperature, conduit fill

Answer

Any wire size works

Answer

Only length matters

Answer

Manufacturer decides only

Question 6

What is the minimum circuit for a 40A Level 2 EVSE?

Accepted Answer

50A circuit with 6 AWG copper

Answer

30A circuit

Answer

40A circuit exactly

Answer

20A circuit