EnviroTank Details & Certification

Report No 285/4075353 - Test Rig

Page 3 of 3
EXAMINATION AND TEST (CONTINUED)
6<NS<30
d; (mm)= 995 -
d, (mm)= 297 -
d; (mm)= 25 +
h, (mm)= 644 -
h2 (mm)= 290 -
h3; (mm)= 354 Pass

1, (mm)= 893 -
l (mm)= 2502 -

The space between the outside diameter of the light liquid supply pipe and
the outside diameter of the outlet pipe was 70mm. -

The supply channel had a gradient towards the collecting chamber of 6%. Pass
The length of the supply pipe was 1970mm. -
The depth of the flow regulating grid was 150mm. -

The distance from the lowest point at the end of the supply channel to the
base of the outlet pipe was 226mm. -

The size of the apertures of the flow regulating grid were 30 x 30mm. -

The distance from the nearest edge of the outlet pipe (inside diameter) to
the end of the supply channel was 36mm. Pass

The depth at the centre of the supply channel was 649mm. -
The height of the weir at the centre of the supply channel was 196mm. -
The width of the supply channel was 695mm. -

The supply pipe had a gradient of 1.7:50 from the collecting chamber
to the separator. Pass

The test fluids were supplied by means of a dosing pump and flow meter. -

The bottom of the outlet pipe from the supply channel and light liquid
supply pipe were at the same level. Pass

The sampling pipe was 200mm from the wall of the separator, at an angle of
5° at the bottom of the separator outlet pipe in the direction of flow. Pass

The internal diameter of the sampling pipe was 12mm. -

The radius of the drainage hole at the centre of the weir was 37.5mm. -