Can you connect 2.5 mm cable to 4mm cable?

Yes, as a rule of thumb, but not an absolute requirement, If a ring final exceeds 100M in total length then it is usual to go up to 4mm cable to avoid excessive voltage drop.

How do you connect solid wire to stranded wire?





Quote from the video:
Quote from Youtube video: Longer than the solid. One now keep the ends of the insulation. Even and wrap that strand of wire around the solid. Conductor. Then put your wire knot on top and twist it up tightly.

Can you put solid and stranded wire together?

Note: If you hold the ends of solid and stranded wire even with each other while you screw on the wire nut connector, the stranded wire will often wrap loosely around the solid wires, resulting in a loose connection. This is especially likely when you’re joining multiple solid wires to one stranded wire.

Can you connect solid copper wire to stranded copper wire?

Quote from the video:
Quote from Youtube video: You strip the wires. Twist them together. Just kind of like what i did there see the copper wires the green and the copper twist them together all right.

When would you use a 4mm cable?

A good rule of thumb IME is that if the total length exceeds 100 meters, then consider use of 4mm. If the total cable length exceeds 120 meters, then definatly use 4mm. 4mm is good for up to about 200 meters total cable length.

What is 4mm wire used for?





4mm wire is air conditioning, kitchen and other high-power appliances. The size of the cross-sectional area of the wire indicates the ability of the wire to carry current.

How do you splice solid wire?

Quote from the video:
Quote from Youtube video: Together twist them together the rest of the way.

Can you use crimp connectors on solid wire?

Crimping of solid wire, component leads, or stranded wire that has been solder-tinned, is prohibited.

How do you connect 3 wires together?

Quote from the video:
Quote from Youtube video: You may use Scotch lock reducing. But terminals a 3-way connector. You may even get creative.

How do you splice solid copper wire?



Quote from the video:
Quote from Youtube video: And go ahead and you're going to twist these wires softly in a clockwise rotation adding a bit more pressure as the wires. Continue to twist together.

Which is better stranded or solid copper wire?

When choosing between solid or stranded wire for house wiring, the solid wire offers higher current capacity. Routing. Stranded wires offer superior bendability and flexibility, making them easier to route around obstacles than solid wires.

How many amps will 4mm cable take?

4mm clipped direct has a current rating of 37 Amps, all other installation methods drop that rating down to 32 Amps.

How many amps can 4mm wire handle?



The carrying capacity of 4mm sq copper wire is 20–25 Amp.

How many amps is 4mm wire?

Cable Size Chart

Auto Size Nom Area mm² Amp Rating
3mm 1.13 20
4mm 1.84 28
5mm 2.90 37
6mm 4.59 48


How many amps can a 2.5 mm cable take?

A 2.5mm cable is capable of supplying around 23-25 amps depending on the method of installation, so is fine, safe and compliant on a 20amp circuit breaker.

Can 4mm cable carry 32 amps?



Yes, provided the run is not too long, check volt drop, 4mm is ok on 32 A CB but not on BS 3036 rewireable.

How much load can be used in a 2.5 mm wire?

how many watts can a 2.5 mm cable take? 2.5 square BV wire, overhead wiring at 20 degrees, 220 volt power supply can be up to 4.4KW. Therefore, a 2.5 square BV wire can be used with a maximum of 4.4 KW.

What is thumb rule in electrical?

Thumb Rules. Cable Capacity. For Cu Wire Current Capacity (Up to 30 Sq.mm) = 6X Size of Wire in Sq.mm. Ex. For 2.5 Sq.mm = 6×2.5 = 15 Amp, For 1 Sq.mm = 6×1 = 6 Amp, For 1.5 Sq.mm = 6×1.5 = 9 Amp.

What is 2.5 mm wire used for?

2.5mm cable is a house wire for home decoration, It is suitable for use in lights, switches, sockets and other household appliances.