IM-P184-09 CMGT Issue 4
5
2.1 Description
The Spirax SafeBloc
TM
is a double block and bleed bellows sealed
stop valve, which has been designed for use as an in-line double
isolation valve on steam, gas, liquid, condensate and water systems.
Available types
DBB3 steel body and bonnet with PN40 and ANSI 300 connections.
Bleed valve options
A bleed valve connection is provided to depressurise the downstream when the upstream valve is isolated.
This can be supplied with either a DN15 flanged, ½" screwed BSP or ½" socket weld connection and must
be stated at the time of order placement.
Standards
This product fully complies with the requirements of the Pressure Equipment Directive (PED) and carries
the mark when so required.
Certification
This product is available with certification to EN 10204 3.1. Note: All certification/inspection requirements
must be stated at the time of order placement.
Note: For additional information see Technical Information Sheet, TI-P165-01-EN-ISS1.
2.2 Sizes and pipe connections
DN15, DN20, DN25, DN40, DN50, DN65, DN80 and DN100 flanged EN 1092 PN40 and ANSI B 16.5 Class 300.
Face-to-face dimensions conform to EN 558-1 (PN) and EN 558-2 (ANSI class).
Fig. 1
2. General product information
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