MV 5234 REflex Electric 3-way control valve

Application Accessibility;Reduced Operating and Maintenance Costs;Longer Service Life;Improved Environmental Compliance;No Adjustment Necessary;Reduces Spare Inventory Costs ;Lower Initial Costs;Lower Installation Costs;Lower Automation Costs;Lower Inventory Costs;Application Rangeability

Technical data
DIN ANSI
Nominal diameter DN 15 … 100 NPS ½ ... 4
Nominal pressure PN 16 … 160 CL 150 … 900
Body materials EN-GJL-250 (PN 16) SA216 WCB
EN-GJS-400-18-LT (PN 16; 25) SA351 CF8M
GP240GH (PN 16 … 160) SA217 WC6
G17CrMo5-5 (PN 63 … 160) SA217 WC9
GX5CrNiMo19-11-2 (PN 16 … 40)
Other materials available on request

Flanges According to DIN 2501; EN 1092-1 and EN 1092-2 According to ASME B16.5
Different flanges on request RF and RTJ

Butt Weld ends According to DIN 3239 – part 1 or EN 12627 According to ASME B16.5
Edge form DIN 2559-21 (Others on request)
End connection P235GH for body material GP-240 GH
End connection 13CrMo4-5 for body material G 17 CrMo 5-5

Further End Connections Threaded NPT according to ASME B16.11
Socket Weld Ends according to ASME B16.11 Class 3000

Stem packing Chevron rings PTFE-graphite (max. +250 °C)
Stufing box pure graphite (max. +530 °C medium dependent)
Bellows seal with safety stufing box (max. +350 °C PN 100 up to DN 40)
Stem packing with DVGW-Approval (max. 6 bar, +60 °C)
Stem packing for oxygen with BAM approval (max. +50 °C)

Trim variations Shut-off plug 1.4122, 1.4122 hardened, stellit (open-close)
Parabloic plug 1.4122, 1.4122 hardened, stellit, Ferro Titanium (equal% / linear)
V-port plug 1.4122, 1.4122 hardened, stellit 1.4408 (equal% / linear)
Perforated plug 1.4122, 1.4122 hardened (equal% / linear)
Mixing- / Diverting plug 1.4122, 1.4408 (linear)
Soft seat PTFE graphite PTFE graphite
Seat 1.4571 (AISI 316Ti), stellit
Stem 1.4571 (AISI 316Ti)
Quick Change Seat Ring one/two stage (Retainer SA487 CA6NM)
According to NACE MR0175 / MR0103
Other materials available on request

Version for refrigerants Chevron packing rings NBR (-60 °C to +100 °C)
Chevron rings PTFE-graphite (-60 °C to +250 °C)
Seals (gaskets) suitable for refrigerants
Bellows seal with safety stufing box
Stem heater with glycerine cup, free from non-ferrous metals
Bonnet studs and nuts in stainless steel
Epoxy coating
Flanges with groove nach EN 1092-1 (DIN 2512)

Seat leakage According DIN EN 1349 According to ANSI / FCI 70-2
Class IV (metal to metal) Class IV
Class IV-S2 (lapped in metal to metal) Class V (optional)
Class VI (soft seat with PTFE-Graphite max. +200°C) Class VI

Max. press / temp. According to DIN EN 1092 ASME B16.34

Approvals DGRL (CE), DVGW, ATEX (für PV...),
DNV-GL, RINA, ABS, TR TS (EAC), CRN, CCC