Page 51 - Hollard Private Portfolio - Version 3.3

Household contents
○ Surge protection
A SANS approved surge protection device must be installed on the main electrical distribution board and the
device must:
– Be designed to withstand peak surge currents of 40kA phase to neutral and of 12kA (10/350) neutral to earth.
– Be wired in terms of SANS 10142-1 Connection type 2.
– Have a mechanical fault indication.
– Be installed by a registered electrician who must provide a Certificate of Compliance for the installation.
○ Lightning conductor
If a lightning conductor is installed it must comply with the following requirements:
– The lightning conductor must be installed, operated and maintained according to the manufacturer’s specifications.
– The lightning conductor must be of adequate height to protect the building at a minimum angle of 45˚ from the top of the building to ground level and needs to be earthed.
In addition, the following conditions apply to roofs of thatch or wood and chimneys:
○ Thatch roofs
– Under no circumstances should steel pipes, cables or electric wiring be in direct contact with the
thatch.
– There must be adequate clearance between the thatch and metal objects under it.
– Where metals used in the construction of the roof are not bonded and earthed, a minimum clearance of one metre must be maintained between metals in the roof, water pipes, vent pipes, tanks, gas pipes, antennas, telephone, bell wires, burglar alarms, electrical wiring and conduits.
○ Wood or thatch roofs treated with fire retardant
– If you have a wood or thatch roof and it is treated with a fire retardant, then it must be maintained
according to the manufacturer's specifications or at a minimum interval not exceeding 3 years.
– You must supply us with written proof of this, if required by us.
○ Conditions for a chimney
You must take all reasonable steps to make sure that your chimney complies with the relevant National Building Regulations regarding the height of the chimney and the materials used to construct it. The following conditions also apply to chimneys:
– The chimney must not create a fire hazard to any adjacent material.
– A non-combustible flashing must be installed on the roof around the chimney.
– The chimney must protrude at least one metre higher than the thatch around it on all sides.
Power surge protection device
If you choose to install a surge protection device, it must be SANS approved, installed on the main electrical distribution board and the device must:
○ Be designed to withstand peak surge currents of 40kA phase to neutral and of 12kA (10/350) neutral to earth.
○ Be wired in terms of SANS 10142-1 Connection type 2.
○ Have a mechanical fault indication.
○ Be installed by a registered electrician who must provide a Certificate of Compliance for the installation.
Hollard Private Portfolio – Version 3.3 – 9 Feb 2023 49