Introduction
This course looks a the wiring circuitry associated with point machines and clamp locks and can be split into three main areas:
 | Point Calling
| Point Moving | Point Detection | |
Objectives
On successful completion of the course the candidate will be able to:
| Describe
| State the purpose of
the controls used in the points NWR/RWR circuit | State the purpose of
the WZR | State why a relay with
heavy duty contacts is used to drive the point machine | State the purpose of
the WJR | State the purpose of
the controls used in the points NWKR/RWKR circuit | |
Who Should Attend
Candidates who are involved with the Installation and maintenance/faulting of
any Clamp Lock or point machine layout. Ideally candidates should have attended
an Introduction to British Rail Signalling course and should be able to read
circuit diagrams.
Learning Approach
Classroom theory sessions using visual aids, working models and practical
demonstrations.
Booking Code: PCDC
Duration: 1 day