Steam traps

Inverted bucket

ISO 9001

5.6.7

211/12

-

211/10

211/8

-

211/7

212/16

-

212/12

212/10

-

212/8

213/24

-

213/20

213/16

213/14

-

215/36

-

215/28

215/22

215/20

-

-

216/48

216/40

216/32

216/28

-

221/12

-

221/10

221/8

-

221/7

222/16

-

222/12

222/10

-

222/8

223/24

-

223/20

223/16

223/14

-

225/36

-

225/28

225/22

225/20

-

-

226/48

226/40

226/32

226/28

-

TI-S03-03

ST Issue 2

200 Series

Cast Iron

Inverted Bucket Steam Traps

Cert. No. LRQ 0963008

Description

The Spirax Sarco 200 Series of inverted bucket steam traps are

designed for installation in vertical pipework. With cast iron bodies

and bolted cover they are maintainable and offer a very wide range

of capacities, in applications up to 17 bar g.

1

2

6

Sizes and pipe connections

1⁄2" - 2" screwed BSP or NPT

DN15 - 50 flanged*

*Flanges meet the requirements of BS 4504 DIN PN16, PN10, PN6

and ANSI 125 and ANSI 150.

8

In some sizes the inlet and outlet flanges are formed from the body

casting and have tapped holes to receive studs.

The stud holes are tapped UNC in ANSI flanges and metric in

BS 4504 DIN flanges.

Limiting conditions

Note: Maximum operating conditions depend on the orifice size.

Body design conditions

PMO - Maximum operating pressure

TMO - Maximum operating temperature

Designed for a maximum cold hydraulic test pressure of 34 bar g

D PMX - Maximum differential pressure

Screwed valves

PN16

22 bar g @ 210°C

210°C @ 22 bar g

9

7

10

11

4

5

12

Size

1⁄2"

3⁄4"

1"

11⁄2"

2"

Flanged valves

D PMX - Maximum differential pressure bar

2

2.5

4

8.5

12.5

13.8

17

211/6

212/7

213/12

215/18

216/24

D PMX - Maximum differential pressure bar

2

2.5

4

8.5

12.5

13.8

17

Size

DN15

DN20

DN25

DN40

DN50

Materials

No. Part

Material

1 Cover

Cast iron

221/6

222/7

223/12

225/18

226/24

DIN 1691 GG 20

BS 3692 Gr. 8.8

BS 3692 Gr. 8

DIN 1691 GG 20

BS 1449 321 S31

BS 4183 (18 / 8)

BS 1449 321 S31

Screwed version shown

Cover bolts

Steel

2

8 Cover gasket

9 Valve seat

10 Valve

11 Valve lever

12 Internal tube

(for details of the flanged version see overleaf)

Cover nuts

Steel

4 Body

Cast iron

5 Bucket

Stainless

6 Valve guide plate screws Stainless

7 Valve guide plate

Stainless

steel

steel

steel

Reinforced exfoliated graphite

Stainless steel

Stainless steel

Stainless steel

Steel

AISI 440B

AISI 440B

BS 1449 321 S31

BS 1387 (MED)

Certification

This product is available with certification to EN 10204 2.2.

Note: All certification/inspection requirements must be stated at

the time of order placement.

Local regulations may restrict the use of this product to below the conditions quoted.

In the interests of development and improvement of the product, we reserve the right to change the specification.

© Copyright 2002