Urgent:Electrician secretly downsized neutral wire
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 Feb 6 2024, 10:49 PM
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#1
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Senior Member
1,856 posts Joined: Dec 2008 From: In The HELL FIRE   
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QUOTE(ceo684 @ Feb 1 2024, 02:40 AM) With 4mm cable the RCBO you have is sufficient. my house using 2.5mm wires with 10ma RCD, not connecting to MCB. it means no protection on the overloading ?Just to show what happens when 1.2mmsq (40x0076) is used on a WH:  |
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Feb 6 2024, 11:17 PM
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#2
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Senior Member
1,856 posts Joined: Dec 2008 From: In The HELL FIRE
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QUOTE(ceo684 @ Feb 6 2024, 11:00 PM) RCD only does NOT give overload protection. There should be a MCB in tandem with the RCD 10mA. yalo ,my one dont have, first i requested RCBO, all the while i tot it is RCBO until one day i find it out it is just RCD the contractor installed for me. |
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