B4Purpose of the test#

The purpose of this Technical Specification is to ensure that ITS and Electrical enclosures used by Transport and Main Roads will be fit for the environmental conditions in which they will be deployed. The primary objective of testing is to determine whether the desired internal temperature of an enclosure is achieved and maintained across of range of ambient temperatures. Secondary objectives include:

• whether there is any damage or wear to any part of the enclosure, as a result of the test
• thermostat performance throughout the tests, and
• performance of the cooling system throughout the tests.