Questions and electrical advice in the Commercial Electrical Advice - Discussions on Three Phase Supplies, three phase machinery and motors, DOL starters, phase sequence, running steel conduit, trunking and other questions on industrial and commercial electrical installations and maintenance. Commercial Electrical Talk. Also notice our Electrical Advice Forum and our Industrial Electrical Forum.

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Hi all Any one recommend a good pressure transducer? Need to measure the water level in a tank, height is about 2 metres so it needs to be very...
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Hi Gents We have to install the following 230v L1 L2 L3 and earth, router/cutter controller 230v L1 L2 N and earth, router/cutter connector...
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Hi all, want to pick your collective brains. I installed a supply to a 3 phase motor which is connected in star delta. It is a 22kw motor . I...
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Hi guys, Im banging my head off the wall on this one. I have to run in a new 200A per phase supply. The cable length is 35M. Ambient temp is...
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Engineer54
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Hi. What type of motor 1,15 kW, how to run it. 8 wires four winding it means four brushes? Engine Specifications: 220V 6.7A 1.15 kW 40 *C...
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Bare with me here electronics isn't my thing as you can tell. I replaced a faulty one of these the other day which supplies dc to a brake on top...
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Hi folks, When I connect up a motor in Star supply goes to U1 / V1 / W1 and links fitted across U2 / V2 / W2 (depending on how terminals are...
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Bobster
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Hi and thanks in advance to anyone that can help clear this up for me. If Id got a 55Kw 3 Phase motor then worked out how many amps it draws using...
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I'm working on some buried conduit and it is frozen. Have managed to break free some of the ice, now there is suction at other end when using a...
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Guest112
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Hi All, I am faced with a 2-phase resistance welder which is protected by a 63C breaker, the welder, input current, is momentarily tonging in...
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