ring main


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ring main

a domestic electrical supply in which outlet sockets are connected to the mains supply through a ring circuit
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References in periodicals archive ?
The good news is that the ring main is shortly to be renewed.
London's water supply is particularly vulnerable to a terrorist attack as it is fed from a single pipe - the 50-mile-long Thames Water ring main which circles the capital.
Designed by Brookes Stacey Randall Fursdon, the new barometer is constructed around an existing surge pipe attached to the ring main.
The products covered in the research service include indoor switchgear, outdoor switchgear, ring main units and compact substations.
Table 86: Ring Main Units (RMU) Market in India (2008):
Cammy's shed in Glasgow is used for bike storage and as a workshop, with 240v power for ring main and lighting.
The change came because the company was switching to a complete ring main gas system so needed the capability for modified atmosphere packaging.
The company has now started on the second phase of the scheme, due for completion in the new year, which involves installing a new gas and water ring main, including all necessary excavations and reinstatement, together with new connections to key buildings.
cable from sub station to ring main unit (rmu) in sub yard sanganer jaipur (grain)
Lucy Switchgear, a leader in medium voltage, secondary power distribution solutions, has unveiled the next generation of its Aegis Ring Main Unit range.
The problem was caused by the ring main - which goes round the inside and supplies water to the watering system - as it had burst and water had been leaking onto the course at the furlong marker.
Paul Cox, Teknequip's Production Manager, took advantage of the situation to not just replace but improve the factory infrastructure and, as part of that improvement programme, selected the John Guest Push In Air Ring Main System.