For earthed and un earthed XLPE cables, the IS 7098 part2 1985 does not give any difference in specification. The insulation level for cable for unearthed system has to be more. In simple statement the manufacturers states that 11 KV earthed cable is suitable for use in 6.6 KV unearthed system.The process of manufacture of cable is same. The size of cable will depend on current rating and voltage level.
Earthed cables shall be used wherever the syem Neutral grounding Solidly. Vise versa-Un earthed cable shall be used wherever the syem Neutral grounding through NER or Reactance.
Difference between coaxial cable and STP cable used for computer networking?
The difference between Armored cable and Metal Clad cable is that the MC cable has a EGC (Equipment Grounding Conductor). Both cables are armored, and look almost identical so watch out.
The cable sheathing is earthed as a protection method in case of single-line-to-ground, double line-to-ground or three phase faults. This prevents damage to plant and personnel.
The difference between a cross cable and a state cable is that a cross cable, or crossover cable, is used specifically to connect two of the same devices.
DSL is considered to be broadband speed. There is a difference in speed between DSL and Cable. Cable is generally much faster.
A copper cable transports electrical signals. An optical cable transports light signals.
The difference between 150 and 350 digital channel feed in the cable TV lies with the quality of the video.
Telephone is Cat3 while the cable coming form the modem is Cat5
Whether or not a network cable is connected to your computer.
Core Flex = one conductor per cable Tech cable = 3 conductors per cable
the ATA66 cable simply transfers data faster than the ATA33 cable. So if you've gotta choose between the two go for the ATA66.