Type series booklet 7119.1/8-10 BOA®-RVK Maintenance-free PN 6/10/16, DN 15-200 seat type: metal-to-metal seat type: metal body / plastic plate PN 6, DN 15-200 wafer-type non-return valves Application • Industrial plants and heating systems • Liquids, gases and steams • Medium temperature warm-water heating systems • High temperature hot-water heating systems • Heat transfer installations (only PN 6/10/16) • Contact KSB for limitations imposed by the applicable technical codes. • Not suitable for media liable to attack the materials used Operating data • Temperature range: design PN 6, --30 *) up to 100 °C design PN 6/10/16, --30 *) up to 250 °C *) DN 125-200 (cast iron) --10 °C • Pressure range: up to Äp = 6 or 16 bar • For further details, see table of working pressures Materials • DN 15-100 Body made of brass CuZn39Pb3 • DN 125-200 Body made of grey cast iron EN-GJL-250 Design • Non-return valve with wafer-type body • Sealed by spring-loaded plate or cone, guided by guiding pins • Free from asbestos, PCB and CFC • Short face-to-face dimension EN 558/49 • Exterior finish: -- Body made of brass, DN 15--100 not painted -- Body made of grey cast iron, DN 125-200 similar to blue RAL 5002 Remarks • For theequipment of pressure vessels toTRD108/110werecommendflanged non-return valvesBOAR-R according totype series booklet 7117.1 On all enquiries/orders please specify Wafer-type non-return valves 1.BOAR-RVK according to type series booklet 7119.1 2.PN 6 or PN 6/10/16 3.DN 15-200 The valves meet the safety requirements of the Pressure Equipment Directive 97/23/EC (PED) of annex I for fluids of the group 2. PED 97/23/EC

BOAR-RVK 2 Working pressures Nominal Nominal Body pressure Seat tightness Working pressures in bar at temperatures in °C pressure bore test with water 3) 4) PN DN bar 1) bar 2) 50 80 100 120 250 6 15-200 9 6 6 4 2 -- -- 6/10/16 15-200 24 16 16 16 16 16 13 1) DIN 3230-BQ (ISO 5208) 2) DIN 3230 part 3, BN 2 (leak rate 2) 3) For intermediate temperatures use linear interpolation. 4) Static loading DN 15-100 DN 125-200 Materials Part-no. Name of parts PN DN Material 100 Body 15-100 CuZn39Pb3 2.0401 125-200 EN-GJL-250 JL 1040 198 Plate 6 15-100 Plastic PPO-GFK 6/10/16 15-100 Stainless steel 1.4301...

BOAR-RVK 3 Dimensions DN 15-100 Ø D3 Ø D2 Ø D1 Ø d1 Ø do L DN 125-200 Dimensions (mm) Weight PN DN L D1 D2 D3 do d1 approx. kg 6/10/16 15 17 43 51 -- 15 28 0.15 20 20 53 61 -- 20 33 0.25 25 23 64 71 -- 25 41.5 0.3 32 28 76 82 -- 32 51.5 0.5 40 31.5 86 92 -- 40 58.5 0.65 50 40 96 108 -- 48.5 71.5 0.9 65 46 116 127 -- 63 90 1.2 80 51 132 142 -- 77 110 2.0 100 61 152 162 -- 96 126 2.8 125 90 184 192 210 118 161 10.0 150 106 209 218 250 138 186 13.0 200 140 263 273 273 194 240 22.0 øD1 = centring dia. for PN 6 øD2 = centring dia. for PN 16 Flow diagram The readings shown in the chart apply to water...

KSB Aktiengesellschaft Johann-Klein-Strasse 9 • 67227 Frankenthal (Germany) Tel.: +49 6233 86-0 • fax: +49 6233 86-3439 E-mail: [email protected] • www.ksb.com BOAR-RVK Compact design short face-to-face length Your benefit • Low weight • Space-saving storage • Easy to install • BOAR-RVK helps to reduce construction volume and weight of the system • Favourably-priced valve Product Features - to our Customers’ Benefit Installation in any position (with installed spring) Your benefit • Easy plant engineering Three guide pins for precise guidance of sealing plate Your benefit • Reliable operation •...