02C. Train Detection - MSDAC, SSDAC & HASSDAC

Identify the Outdoor track side system

• Power Supply card

• PDCU

• Axle Counter Evaluator

• Rail Contacts

Axle Counter eliminate the need for traction bonding and impedance bonds.

• Yes

• No

 Axle counters do not suffer problems with railhead contamination due to

• Rust

• Grease

• Leaf residue

• All of the above

When installing the rail contacts, what should be the diameter of the holes drilled in the rail?

• 11 mm

• 13 mm

• 15 mm

• 17 mm

What is the recommended power supply range for EAK ?

• 54V AC to 72V AC

• 60V DC to 80V DC

• 42V DC to 54V DC

• 54V DC to 72V DC

Power consumption of EAK is

• 11 W

• 7 W

• 9 W

• 13 W

What is the frequency of axle detectors in SSDAC?

• 20KHz & 33KHz

• 21KHz & 33KHz

• 20KHz & 23KHz

• 21KHz & 23KHz

SSDAC can monitor maximum of ______ DP.

• 3 DP

• 5 DP

• 7 DP

• 9 DP

Choose the correct system design for SSDAC

• 2 out of 2 decisions making

• 2 out of 3 decisions making

• 3 out of 3 decisions making

• 3 out of 2 decisions making

Power supply card in ACE works on

• 110 V DC

• 24 V DC

• 54 V DC

• 72 V DC