SG814

Hydraulic Pumps

GUIDE NOTE: Refer to Design Guide sections DG/ HYDRAULICS GENERALLY , DG DRAINAGE (& TRADE WASTE) .

Title

Compliance Level

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General

Mandatory

As per current NATSPEC 0814 Hydraulic Pumps except as follows:

In accordance with the NSW Government Resource Efficiency Policy, all fixtures and fittings must be at least the average WELS star rating by product type. Where WELS rating is not available, use the alternative WaterMark rating scheme.

All new water-using appliances must be at least 0.5 stars above the average Water Efficiency Labelling and Standards (WELS) star rating by product type, except toilets and urinals, which must be purchased at the average WELS star rating.

Products

Mandatory

As per current NATSPEC 0814.2 Products.

Execution

Mandatory

As per current NATSPEC 0814.3 Execution

Selection

Mandatory

GUIDE NOTE: Delete subclause "4.1 Hydraulic Pumps" nominated in NATSPEC Building Template/ Worksection and replace with the following text:

4.1 Hydraulic Pump Schedules

Pump schedule

Property	P1	P2	P3
Pump type
Liquid being pumped
Number of pumps in system
Flow (L/s) per pump
Duty head at flow rate (kPa)
Shut-off head (kPa)
Net positive suction head (NPSH) (m)
Maximum fluid temperature (°C)
Maximum pump speed (r/min)
Minimum efficiency at duty point (%)
Impeller material
Casing material
Minimum motor (kW)