Description

Compressed air products

Isolation valves, drain traps and ancillaries

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 without notice.

© Copyright 2015

The BRair is a thermodynamic type compressed air drain trap,

specifically for use on railway rolling stock (British Rail Cat. no.

61/41955). The external body surfaces have electroless nickel

preparation (ENP) which is oxidation resistant.

Standards

This product fully complies with the requirements of the European

Pressure Equipment Directive 97/23/EC.

Certification

This product is available with a manufacturer’s Typical Test Report

for the body and cap as standard and EN 10204 3.1 if specified at

the time of order placement.

Note: All certification/inspection requirements must be stated at

the time of order placement.

3

2

1

Sizes and pipe connections

1⁄2" screwed NPT, BSP and ISO 228-1.

Pressure / temperature limits

4

6

5

400

300

200

100

0

0

10

20

30

40

50

6063

Pressure bar g

This product must not be used in this region.

Body design conditions

PMA Maximum allowable pressure

TMA Maximum allowable temperature

9.5.5

Minimum allowable temperature

PMO Maximum operating pressure

TMO Maximum operating temperature

Minimum operating temperature

PN63

63 bar g @ 120°C

400°C @ 42 bar g

0°C

63 bar g

400°C @ 42 bar g

0°C

Maximum backpressure should not exceed 80% of the

PMOB inlet pressure under any conditions of operation otherwise

DPMN

Minimum operating differential pressure

0.25 bar

for satisfactory operation

Designed for a maximum cold hydraulic test pressure of 95 bar g

the trap may not shut-off.

Material

No. Part

1 Body

2 Cap

3 Disc

4 Strainer screen

5 Strainer cap

6 Strainer cap gasket

Material

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Stainless steel

Stainless steel

ASTM A743 Gr. CA40F

AISI 416

BS 1449 420 S45

BS 1449 304 S16

AISI 416

BS 1449 304 S16

BRair

Compressed Air Drain Trap

TI-P610-03

ST Issue 5

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