Cable and Electrical Safety Quiz

On a cable plan the letters ABSD may appear. This would refer to

• Aerial bundled steel distributer

• Air blast system disengager

• Air break switch disconnector

• Aerial balanced safety distancer

3c 300 SAC XLPE 11Kv on a cable record means

• 3 core 300sqmm Copper unsheathed 11KV

• 3 x 1 core 300sqmm Aluminium lead sheathed 11 KV

• 3 Core 300sqmm Solid Aluminium Conductor 11KV

• 3Core 300sqmm Stranded Copper Conductor 11KV

The acronym XLPE refers to a

• Plain lead covered earth cable

• Mineral insulated cable

• Cross linked polyethylene insulated cable

• Point on a cable plan where a cable is laid on top of another cable

The construction of all overhead lines is covered by what code of practice

• BS code of practice 1320

• BS code of Practice 321

• The electricity regulations

• The electricity at work regulations

The purpose of screening 3-phase high voltage cables is to

• Stop electrolytic action

• Control tangential stresses

• Provide good earth continuity

• Give extra mechanical protection

Full form of PILCSTA on cables

• Paper insulated lead covered steel wire armoured

• Plastic insulated lead covered steel wire armoured

• Paper insulated lead covered steel tape armoured

• Paper insulated laminated copper steel tape armoured

When handling cold pour resins the mandatory PPE would be

• Overalls and eye protection

• Disposable gloves and breathing apparatus

• Breathing apparatus and overall

• Eye protection and disposable gloves

Cable spiking minimizes the risk of

• moisture

• flashover

What is the basic idea about a fault thrower switch?

• Introduces a phase to earth fault for remote tripping of circuit breakers

• Automatically moves the fault to another area of the system

• Automatically sends a message to the on-duty service engineer

• Ensures the fault is thrown into status of non-emergency operation

For lightening protection, a simple form of supply system mounted on pylons would be

• A surge diverter

• An expulsion gaps

• A surge inverter

• An over-running earth wire