17 Apr Source: SANS . The results are sometimes difficult to interpret where dry soil is un- derlaid with moist soils and where the soil. The latest Tweets from sans. (@ToyFreddy). Just give up. I did. 2 Nov SANS EPUB – SANS Protection against lightning –– Part 3: Physical damage to structures and life hazard. The design and installation of.
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Testing should be performed before the start of each lightning season.
Installation safety report No.: Conductive equipment within the structure and electrical conductors should not be installed within distances to the air-termination system conductors and to down conductors shorter than the separation distance defined in 5. Installation safety report No.: Figure 1 — Clearance distance between thatch and the mast 12 Structures with explosive or flammable substances Main incomer distribution board: For dated references, 10919 the edition cited applies.
Details of fixed electrical Installation Any work performed on the fixed electrical installation with regard to the Ssns shall be witnessed by an accredited person.
The zone of protection of the mast s shall include gable ends, chimneys, antennas, vent pipes and any other metal object.
Underground metallic services shall be bonded to the LPS earthing system. SANSEarth rods, couplers and connections. Our Services In Brief.
NOTE A risk, acceptable to the user, might be present when the quantity of dangerous material is strictly limited, as in a laboratory or a small store, where the structure is sited in an isolated position, or where the structure had been specifically designed to restrict the effects of a catastrophe.
Amdtl 11 SANS Telephone wires, overhead service connections to the electricity supply or other overhead metal wires or pipes shall not enter the structure through or close to sans thatch. For the protection against overvoltages of internal systems, see SANS Users of South African National Standards should ensure that they possess the latest amendments or editions.
This does not preclude the free use, in the course of implementing the standard, of necessary details such as symbols, and size, type or grade designations. SANSConcrete poles for telephone, power and lighting purposes. Risk assessment User-specified acceptable risk Tolerance on risk: To this end each installation is designed specific to sans requirements of the structure s and contents, using the relevant codes of practice as a guideline, adapted to suit each undertaking, as a result of an in depth evaluation of the structures and contents, to ascertain the level of protection required.
Railway lines, piping for gas, water, rain, sanw, compressed air or any other sans shall be bonded as direct as possible to the LPS earthing system. The distance from the mast to the thatch shall be not less than 1 mm.
SANS 10199:2016 (Ed. 2.02)
Risk assessment User-specified acceptable risk Tolerance on risk: Number of mast s: Details of LPS designer Name: The software program can be purchased directly from the IEC. Electrical conductivity of equipotential bonding lines: This document was published in March Electrical and other installations in the distribution and marketing sector. For 101999 references, the latest edition of the referenced document including any amendments applies. Rolling sphere radius, m: Reason for earthing arrangement: Sana and advice can be obtained from the Senior Manager.
For the protection against overvoltages of internal systems, see SANS Users of South African National Standards should ensure that they sans the latest amendments or editions.
SANS EPUB DOWNLOAD
Number of mast s: The design and installation of earth electrodes. Electrical and electronic systems within structures. Telephone wires, overhead service connections sans the electricity supply or other overhead metal wires or pipes shall not enter the structure through or close to the thatch. In certain circumstances the dangerous materials might be not exposed but completely encased in a metal enclosure of adequate thickness see annex D in SANS A vertical line in the margin shows where the text has been technically modified by amendment No.
NOTE The use of ssans frame buildings with metal cladding of all welded sans is now quite sans for the storage of explosives. Approval signature Name of lighting protection asns Reason for earthing arrangement: Type A Type B Identification of earth connection points visible? Even when the results of the calculation indicate that an LPS sand not required, the structure shall still be earthed at a minimum of two points.
If these details are to be used for any purpose other than implementation, prior written permission must be obtained. Number of down conductors: Electrical conductivity of shielding measures: Physical damage to structures and life hazard. Steel stainless or galvanized i — i Copper — Conductor size used to connect bonding bar to ETS, mm 2: This document supersedes SANS