What Size Mcb For A 10 5Kw Shower at Lachlan Mckeehan blog

What Size Mcb For A 10 5Kw Shower. 43.8a @ 240v but 42a @ 230v so just over. I've replaced an old electric shower with a 10.8 kw shower. Older type wire fuses are not. Its on a 10mm² cable laid across loft on top of insulation, approx. However, i need to replace the current 30 amp mcb with a higher rated mcb. A 10.5kw shower would (in principle) pull about 46a in current a 10mm² flat twin and earth cable is only rated for that level of current if. Not unsafe as such but might weaken the mcb after a time. My question is the shower is 10.5kw and i'm going to wire it in 10mm on a 50a mcb, with regards to the cable run i'm not sure whether it's. Technically it is not right. So a 10.5kw shower is borderline with 6.00mm, especially since i haven't taken any derating into account for the purpose of the. The installation guide specifies 45 amp. The mcb size must be equal to or the nearest size above the kilowatt rating of the shower see table below. If it's in conduit or trunking, or buried in plaster, or bunched with other cables it must be 10mm.

Technically it is not right. 43.8a @ 240v but 42a @ 230v so just over. Older type wire fuses are not. My question is the shower is 10.5kw and i'm going to wire it in 10mm on a 50a mcb, with regards to the cable run i'm not sure whether it's. A 10.5kw shower would (in principle) pull about 46a in current a 10mm² flat twin and earth cable is only rated for that level of current if. However, i need to replace the current 30 amp mcb with a higher rated mcb. So a 10.5kw shower is borderline with 6.00mm, especially since i haven't taken any derating into account for the purpose of the. Its on a 10mm² cable laid across loft on top of insulation, approx. I've replaced an old electric shower with a 10.8 kw shower. The installation guide specifies 45 amp.

Wire and MCB size selection/ Wire and MCB size Calculation/ Cable load Calculation/ select MCB

What Size Mcb For A 10 5Kw Shower So a 10.5kw shower is borderline with 6.00mm, especially since i haven't taken any derating into account for the purpose of the. The installation guide specifies 45 amp. Not unsafe as such but might weaken the mcb after a time. I've replaced an old electric shower with a 10.8 kw shower. 43.8a @ 240v but 42a @ 230v so just over. Technically it is not right. A 10.5kw shower would (in principle) pull about 46a in current a 10mm² flat twin and earth cable is only rated for that level of current if. If it's in conduit or trunking, or buried in plaster, or bunched with other cables it must be 10mm. However, i need to replace the current 30 amp mcb with a higher rated mcb. Older type wire fuses are not. The mcb size must be equal to or the nearest size above the kilowatt rating of the shower see table below. My question is the shower is 10.5kw and i'm going to wire it in 10mm on a 50a mcb, with regards to the cable run i'm not sure whether it's. So a 10.5kw shower is borderline with 6.00mm, especially since i haven't taken any derating into account for the purpose of the. Its on a 10mm² cable laid across loft on top of insulation, approx.