What size cable is required for a 10kw shower?
Cable Sizes by kW Rating
| kW Electric Shower Rating | Recommended Cable Size |
|---|---|
| 9000 (9 kW) | 10mm2 |
| 9500 (9.5 kW) | 10mm2 |
| 10,000 (10 kW) | 10mm2 |
| 10,500 (10.5 kW) | 16mm2 |
Can I run a 10.5 kW shower on 10mm cable?
The shower is currently protected by a 32A mcb which is protected along with other circuits by an rcd for the consumer unit. The cable size is 6mm. Or will the existing 6mm and a and maybe a 45A Mcb be ok….See Also:
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Can I run a 10.5 kW shower on 6mm cable?
so straight away it is clear the cable is undersized (needs to be at least 10mm). However, if the cable is clipped direct throughout its entire length then a 6mm may well be ok for current carrying capacity (rated at maximum 47A clipped direct).
What is the maximum KW shower on 6mm cable?
Electric Shower Power Ratings and Power Cable Information Showers up to 9kw may carry a 6mm cable as long as the shower unit is within 18 meters of the fuseboard. Fuses and switches should be rated at 40 amps. Showers up to 12.5kw should carry a 10mm cable to units within 35 metres of the fuseboard.
What circuit breaker do I need for a 10.8 KW shower?
45 amp
When replacing a 9.5kW electric shower with a 10.8kW, the MCB tips out each time it’s used. Why is this? First, check the MCB current rating; a shower of this kilowatt rating should have a 45 amp.
What fuse do I need for a 10kw shower?
Fuses and switches should be rated at 32 amps. Showers up to 9kw may carry a 6mm cable as long as the shower unit is within 18 meters of the fuseboard. Fuses and switches should be rated at 40 amps.
What circuit breaker do I need for a 10.8 kW shower?
Can I run a 9.5 kw shower on 6mm cable?
Showers up to 9kw may carry a 6mm cable as long as the shower unit is within 18 meters of the fuseboard. Fuses and switches should be rated at 40 amps. Showers up to 12.5kw should carry a 10mm cable to units within 35 metres of the fuseboard.
What size breaker do I need for a 10.8 KW shower?
Can a 10.8 KW shower on 6mm cable?
I called a recommended electrician who advised that to have a 45amp fuse with a 10.8kw shower, I would need to replace the cable with a 10mm. Reading your blog, I can see that a 6mm cable with a 45amp fuse should be OK.
What is the maximum kW shower on 6mm cable?
What size cable do I need for a 10kW shower?
Cable Sizes by kW Rating kW Electric Shower Rating Recommended Cable Size 8500 (8.5 kW) 10mm 2 9000 (9 kW) 10mm 2 9500 (9.5 kW) 10mm 2 10,000 (10 kW) 10mm 2
What is the highest wattage shower I can install?
10.5kw shower is the highest that would probably be installed the 10mm twin & earth has a current carrying capacity of 65amps using reference method c which would still do the job but a bit overkill im sure your registered electrician has suficiently designed the circuit
What size MCB do I need to install a shower?
The issue often gets fudged because the duration of usage is usually short, i.e. much less than one hour, but a 50A MCB would be appropriate for a 10.8kW shower installed at the end of 10.0mm² T&E cable. However, I2 for a type B 50A device is 250A (page 199 16th Edition) which exceeds 1.45 Iz. Click to expand…
What size electrical switch do I need for a shower?
Regardless of type, it must incorporate a neon indicator that illuminates when the supply to the shower is switched on. Wall mounted switches are easier to terminate larger cables in, but ceiling mounted are OK for cables up to 6mm2 easily, 10mm2 with care.