Pipeline ancillaries

Strainers and filters

Kv values

Size

1⁄2"

3⁄4"

Perforations 0.8, 1.6 and 3 mm

4

4

Spare parts

The spare parts available are shown in solid outline. Parts drawn in

broken line are not supplied as spares.

Available spares

Strainer screen

4

(state material, size of perforation or mesh and size of strainer)

Cap gasket (3 off)

3

How to order spares

Always order spares by using the description given in the column

headed 'Available spares' and state the size and type of strainer and

perforation or mesh required.

Example: 1 - Stainless steel strainer screen having 0.8 mm

perforations for a 1⁄2" Spirax Sarco Fig 4 strainer.

Mesh 40 and 100

Mesh 200

For conversion:

Cv (UK) = Kv x 0.963

4

4

4

4

Cv (US) = Kv x 1.156

Dimensions / weight (approximate) in mm and kg

Size

1⁄2"

3⁄4"

A

B

C

D

E

36

98

67

42

44

36

98

67

42

44

Screening

area cm

2

43

43

Weight

0.7

0.7

A

E

D

B

C

Withdrawal

distance

Safety information, installation and maintenance

For full details see the Installation and Maintenance Instructions

(IM-P164-06) supplied with the product.

Warning:

The strainer cap gasket contains a thin stainless steel support

ring, which may cause physical injury if not handled and disposed of

carefully.

The strainer should be installed with the strainer cap at the bottom

with the inlet at the top.

4

3

2 (not an available

spare)

N m

42 - 48

Installation note:

Maintenance note:

Maintenance can be completed with the strainer in the pipeline.

Disposal

The product is recyclable. No ecological hazard is anticipated

with disposal of this product, providing due care is taken.

How to order

Example: 1 off Spirax Sarco 1⁄2" Fig 4 strainer, screwed BSP, with a

stainless steel screen having 0.8 mm perforations.

Recommended tightening torques

Item Size

2

1⁄2" and 3⁄4"

or

mm

26 A / F 1" BSP

TI-P164-01 ST Issue 6

Fig 4 Brass Strainer

7.7.8