Any unit where ‘bar litres’ is 5600 or higher
How to calculate ‘bar litres’?
Simply multiple your pump pressure (in bar) by flow (lpm)
Example: 300bar x 20lpm = 6000 ‘bar litres’
How to convert psi pressure into bar pressure
Divide psi by 14.5 = bar
Example: 5000psi divided by 14.5 = 345 bar
The Australian Standards for High Pressure Water Jetting (AS/NZS 4233.1:2013 7.3.3) states that "All operators shall be appropriately trained and assessed as competent/capable. Training shall be delivered through an RTO and be in accordance with the high pressure water jetting Units of Competency. Trainers shall be accredited by an RTO and shall have relevant water jetting experience."
(This page will be updated on a regular basis with the latest safety information.)
The Australian Standards for High Pressure Water Jetting (AS/NZS 4233.1:2013) states that "all hoses shall be restrained" to prevent injury if they fail.
AS/NZS 4233.1:2013 - 1.6.17 Hose restraint
"A device that is attached to the hose and is able to restrain, withstand and contain the energy created at the time of a hose or hose coupling failure".
Hose Centurion - Protect your hose and stop it from coming back out at you
They protect your hose from tearing on the sharp edge of the inspection opening.
It also saves you from being covered in effluent.
This is a patented design by a young Sydney plumber.
Safety Plate - Stops the hose from coming back out of the drain and causing an injury.
AS/NZS 4233.1:2013 - 1.6.1 Anti-withdrawal device
"A device that will stop a flexible lance from ejecting or being pulled from a tube or pipe during the lancing operation".
These plates have saved countless jetter injuries and must be used where ever possible to prevent the hose from coming back out of the drain.
Safety Eyewear- don't leave home without a pair.
NOZZLE SAFETY INSTRUCTION GUIDE
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