Mercedes High-Voltage/ Electric Vehicles

​Introduction to Hybrid/Electric Vehicles

Multiple Choice

1. What level of voltages are dangerous? AC and DC.

• 30V DC

  60V AC

• 48V DC

  12V AC

• 30V AC

  60V DC

• 12V DC

  48V AC

Multiple Choice

2. An Employee with complete safety briefing is allowed to de-energise a HV Vehicle. True or False?

• True

• False

Multiple Choice

3. Employee with High-voltage awareness can perform tasks once the vehicle is de-energised. True or False?

• True

• False

Multiple Choice

4. A MHEV battery can be recharged from the grid. True or False?

• True

• False

Multiple Choice

5. A BEV can be charged through the grid as well as the combustion engine. True or False?

• True

• False

Multiple Choice

6. High-voltage vehicles can incorporate energy recovery systems which aid recharging whilst driving. True or False?

• True

• False

Multiple Choice

If a High-voltage battery supplies 400V and the Electric motor runs at 5 kW (5000 W). The current is?

• 28.2 Amps

• 12.5 Amps

• 13.5 Amps

• 29.01 Amps

Multiple Choice

If a High-voltage battery supplies 400V and the Electric motor runs at 5 kW (5000 W) with a current of 12.5 Amps. What is the resistance?

• 20 ohms

• 32 ohms

• 23 ohms

• 30 ohms

Poll

How well did you understand this topic?

• Not at all

• Well

• Very well

• Mastered it

Open Ended

How could this session be more engaging?

Open Ended

What will you take away from today’s session?

Open Ended

What would you like to see added in future lessons?