An amendment has been issued by Australian Standards for AS NZS 5601.1:2013 Gas Installations Part 1: General Installations. The amendment was published on 27 August 2015. A summary of the amendments is given below.
Consumer Piping – Gas Venting 2.4.11
If the pressure is greater than the 200 kPa the user is referred to AS NZS 60079.10.1. This is the standard for the classification of hazardous areas for explosive gas mixtures.
Consumer Piping Materials – Table 4.1
There are two references to DVGW VP614 which have been deleted.
Installing Gas Equipment - Vent Terminal Location 188.8.131.52
The diagram and some text for the vent terminal exclusion zone for gas discharge in cases where there is an object have been amended. Figure 5.3 has been replaced with new figures 5.3(a) and 5.3(b). Figure 5.3(a) shows the vent terminal exclusion zone with no object in the discharge direction. Figure 5.3(b) shows the zone with an object in the discharge direction (e.g. wall, ground, etc.).