What does DMU stand for?
Diesel Multiple Unit
What does EMU stand for?
Electric Multiple Unit
What are MCB’s?
Miniature Circuit Breakers
What are IC’s and what do they control?
Isolation Cocks - They control the flow of compressed air to various equipment
What does the term ‘cut in’ mean?
To start the train
All traction units use what for initial power?
Batteries
State the letters and their descriptives used to describe a unit
D = Driving Cab M = Motors P = Powered Axles T = Trailing Axles S = Standard Seating C = Composite Seating (1st & Standard) O = Open Carriage
What is the voltage of EMU batteries?
110v
What does a transformer do?
It steps down the electrical current to the required voltage
What does a governor do on a compressor?
It monitors and controls when the compressor needs to be on or off