Ritherdon Online Shop Product Blog
When do I need a CT Chamber?
When the supply to a site needs to be greater than 100 A (~70 kVA at 415 V) then the electricity meter works with current transformers (CTs) houses within their own enclosure – the CT chamber. The power cables come onto the site, via a cut-out unit, into the CT Chamber and the Meter Operator typically mounts their meter on the CT chamber.
What is a CT Chamber?
A CT Chamber houses current transformers for low voltage metering applications. They are required to transform high voltage to low voltage for your multi-occupancy residential or commercial property. When the supply to a site needs to be greater than 100 A (~70 kVA at 415 V) then the electricity meter works with current transformers (CTs) housed within their own enclosure – the CT chamber. The power cables come onto the site, via a cut-out unit, into the CT Chamber and the Meter Operator typically mounts their meter on the CT chamber. The Ritherdon CT Chamber: The Ritherdon CT Chamber is an insulated enclosure made to mount the...
Do you supply replacement locks for Ritherdon meter boxes?
Replacement locks are available for our Meter box replacement door and frame units and for our Meter boxes (complete units). We've put together all the options along with their corresponding Ritherdon unit. Slam Locks Shallow Slam Lock Kit (SLK12) The shallow slam lock is 12mm deep, or if the lock is missing fits onto doors with 20mm studs either by screw-on locking nuts or push on locking washers (supplied with both) and is suitable for the following units: R3, R5, R10E, R10G, Small & Medium R17E, R18E, R18G, R22G, R26E, R28E & R28G. Deep Slam Lock Kit (SLK20) The deep slam lock is 20mm deep, or...
What is a TBS60? Temporary Builders Supply Kiosk
Do I require a plinth with my RB cabinet?
A RB Cabinet Plinth is to be installed into the ground before attaching the Cabinet. The Plinth is also known as a Root. Alternatively, the Cabinet can be fixed down to any hard, flat surface, without the need for a plinth. Plinth Installation: 1 Determine the size of hole required based on the overall size of the plinth, size plus 100mm (4”) all round. The depth should be 300mm to the finished ground level – this will allow the top 50mm of the Plinth to protrude above ground level. The finished ground level will include flagging, tarmac, block paving etc. 2 Place the plinth...