Grundfos ALLDOS KM 251 - Valves: Materials and Additional Features

KM 251 en Product Description and Accessories
V1.0 19
4.5.3 Valves: Materials and Additional Features
For KM 251 / 252:
• Nominal width DN 8
• Screwed connection 5/8“
For KM 251 / 252:
• Nominal width DN 20 (for suction side only), with adapter
• Screwed connection 1 1/4“
D052 V4A
with double diaphragm
system for diaphragm
breakage signal
electric heating
p
max
10 bar
D052 V4A liquid heating
p
max
16 bar
D060 PVC —
D061 V4A —
D062 PP —
D063 PVDF —
D064 Hastelloy C —
D360 PVC
with double diaphragm
system for diaphragm
breakage signal
Contact manometer
in flameproof version
—
D361 V4A —
D362 PP —
D363 PVDF —
D364 Hastelloy C —
Index No.
Dosing
Head
MBS Heating flange For pump types
Index No. Valve Body Gasket Valve Ball Seat Description
R000 PVC Viton Glass Viton
R001 V4A Viton Stainless steel Viton
R002 PP Viton Glass Viton
R003 PVDF Viton PTFE PTFE
R004 PVC PTFE Ceramics PTFE
R006 PTFE PTFE Ceramics PTFE
R007 Hastelloy C PTFE Hastelloy C Hastelloy C
R008 Alloy 20 Viton Ceramics PTFE
R009 PVDF PTFE PTFE PTFE
R011 V4A PTFE Stainless steel PTFE
R012 PP EPDM PTFE EPDM
R015 PVC PTFE PTFE PTFE
R020 PVC Viton Glass Viton spring-loaded
R021 V4A Viton Stainless steel Viton spring-loaded
R022 PP Viton Glass Viton spring-loaded
R024 PVC EPDM Stainless steel EPDM spring-loaded
R025 PP EPDM PTFE EPDM spring-loaded
R029 PVDF PTFE PTFE PTFE spring-loaded
R035 V4A Viton Stainless steel Stainless steel
R040 V4A Viton Stainless steel Stainless steel for abrasive media
R046 PVC EPDM Stainless steel EPDM
R047 PVC EPDM PTFE EPDM
R048 V4A Viton Stainless steel PTFE
R057 V4A PTFE Stainless steel PTFE spring-loaded
Index No. Valve Body Gasket Valve Ball Seat Description
R050 PVC Viton Glass Viton
R051 V4A Viton Stainless steel Stainless steel
R052 PP Viton Glass Viton
R053 PVDF Viton PTFE PTFE