Switches
Modules
Contactors
Subsystems
Components & Sensors
100
I'm faster than a thyristor but slower than an IGBT
What is a GTO
100
I am known as the Main/Blend Thyristor Module
What is the A-17
100
I'm in charge of disabling your propulsion
What is the KPCO
100
I will make 37.5V out of 750V
What is the APSE
100
I measure the Capacitor Bank Voltage
What is the VSC
200
You want me to turn off?? Then remove currento flow
What is a Thyristor
200
I am known as the interface between the PECE and the PCE
What is the A-29 module
200
I will provide the initial charge to your capacitor bank through an inline resistor
What is the KRS
200
I'm the brains of this operation
What is the PECE
200
I will detect ground faults
What is the KDC
300
TM followed by TB then TC
What is the thhyristor's firing sequence
300
I will power your Traction Motor Fields when needed
What is the A-21
300
I will be active when braking
What is the KBR
300
the high Voltage Modules live inside me
What is the PCE
300
I am the board in charge of starting everything
What is A13A2 Relay Logic Board
400
I am in charge of providing power to the Traction Motor Armatures
What is the Main Thyristor (TM)
400
I house the Commutation Thyristor and FW Diodes
What is the A-20
400
I will be active in Drive or Motoring mode
What is the KDR
400
I will decide if Shop or Main power is applied
What is the Knife Switch
400
I provide the firing pulses to the main chopper
What is A16-A1 Chopper Logic Board
500
I will redirect power to the Braking Resistors
What is the Blen Thyristor
500
I have the Armature Diodes
What is A-18
500
I'm in charge of changing the polarity of the fields
What are the reversing contactors
500
I will take power and turn your wheels
What are the Traction Motors
500
I detect current coming into the system
What is Input Current Sensor (IL)
M
e
n
u