{"product_id":"esbe-vrg331-dn32-3-way-high-flow-mixing-valve-1-4-female-thread","title":"ESBE VRG331 DN32 High-Flow Mixing Valve | 11700300","description":"\u003c!-- SEO Product Name: ESBE VRG331 DN32 High-Flow Mixing Valve | 11700300 | Kvs 32 --\u003e\n\u003cdiv style=\"font-size:16px; max-width:900px; margin:0 auto; color:#222222; line-height:1.6; font-family:Arial, Helvetica, sans-serif;\"\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003eESBE VRG331 DN32\u003c\/strong\u003e is a \u003cstrong\u003e3-way high-flow rotary mixing and diverting valve\u003c\/strong\u003e with \u003cstrong\u003eKvs 32 (through the main ■-▲ path)\u003c\/strong\u003e and \u003cstrong\u003eKvs 20 on the bypass (●)\u003c\/strong\u003e, with \u003cstrong\u003eRp 1¼”\u003c\/strong\u003e connections. It works like the VRG130 series but is \u003cstrong\u003ebuilt for high flow rates\u003c\/strong\u003e, making it a strong match for \u003cstrong\u003eheat pumps and other systems with high flow requirements\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eCast in \u003cstrong\u003edezincification resistant (DZR) brass\u003c\/strong\u003e and rated \u003cstrong\u003ePN10 (10 bar)\u003c\/strong\u003e for \u003cstrong\u003e-10°C to +110°C continuous\u003c\/strong\u003e operation (\u003cstrong\u003e+130°C temporarily\u003c\/strong\u003e), it has an ultra-low \u003cstrong\u003eleakage rate of under 0.05% of flow\u003c\/strong\u003e. A \u003cstrong\u003enon-slip knob with adjustable end stops\u003c\/strong\u003e allows easy manual operation, and the \u003cstrong\u003eposition scale can be repositioned\u003c\/strong\u003e to suit the installation. Add an \u003cstrong\u003eESBE ARA600 actuator\u003c\/strong\u003e for a fully automatic valve with ESBE's \u003cstrong\u003eunique valve-to-actuator interface\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:10px; margin:20px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; text-align:center; background:#f1f8f7; border-top:4px solid #008377CF; padding:12px 8px; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003eKvs 32\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#444444;\"\u003eMain path m3\/h at 1 bar\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; text-align:center; background:#f1f8f7; border-top:4px solid #008377CF; padding:12px 8px; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003eKvs 20\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#444444;\"\u003eBypass path, about 60% of main\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; text-align:center; background:#f1f8f7; border-top:4px solid #008377CF; padding:12px 8px; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003ePN10\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#444444;\"\u003e10 bar working pressure\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; text-align:center; background:#f1f8f7; border-top:4px solid #008377CF; padding:12px 8px; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003e110°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#444444;\"\u003eMax. continuous (130°C temporary)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; text-align:center; background:#f1f8f7; border-top:4px solid #008377CF; padding:12px 8px; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003eUnder 0.05%\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#444444;\"\u003eLeakage at 100 kPa\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 130px; min-width:130px; text-align:center; background:#f1f8f7; border-top:4px solid #008377CF; padding:12px 8px; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px; font-weight:bold; color:#008377CF;\"\u003eDN32\u003c\/div\u003e\n\u003cdiv style=\"font-size:13px; color:#444444;\"\u003eRp 1¼”\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #b3261e; background:#fdecea; padding:12px 16px; margin:14px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#b3261e; margin-bottom:4px;\"\u003ePressure and temperature limits\u003c\/div\u003e\n\u003cdiv\u003eDo not exceed \u003cstrong\u003e10 bar working pressure\u003c\/strong\u003e, \u003cstrong\u003e100 kPa pressure drop when mixing\u003c\/strong\u003e, \u003cstrong\u003e200 kPa when diverting\u003c\/strong\u003e or \u003cstrong\u003e200 kPa close-off pressure\u003c\/strong\u003e. Installation must be carried out by a competent installer following the ESBE installation instruction and applicable regulations. The valve complies with \u003cstrong\u003ePED 2014\/68\/EU Article 4.3\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #a06a00; background:#fff6e0; padding:12px 16px; margin:14px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#a06a00; margin-bottom:4px;\"\u003eBypass flow is lower than the main path\u003c\/div\u003e\n\u003cdiv\u003eThe \u003cstrong\u003ebypass (●) Kvs is about 60% of the main (■-▲) Kvs\u003c\/strong\u003e: \u003cstrong\u003e20 versus 32\u003c\/strong\u003e here. Allow for this when sizing, and read ESBE's flow chart so the pressure drop stays within limits. Match the \u003cstrong\u003eDN32 and Rp 1¼” thread\u003c\/strong\u003e to your pipework.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left:6px solid #008377CF; background:#f1f8f7; padding:12px 16px; margin:14px 0; border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:4px;\"\u003eBuilt for high-flow heat pump circuits\u003c\/div\u003e\n\u003cdiv\u003eESBE's \u003cstrong\u003eHeat Pump 3\u003c\/strong\u003e application (heat pump with high flow requirements) uses the \u003cstrong\u003eVRG330 with an ARA600 2-point actuator\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; color:#008377CF; margin:30px 0 12px 0; padding-bottom:6px; border-bottom:2px solid #008377CF; font-weight:bold;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; gap:12px; margin:14px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #cfe5e2; border-top:4px solid #008377CF; border-radius:4px; padding:12px 14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px;\"\u003e\u003cstrong\u003eHigh-flow design\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eExtra-high Kvs\u003c\/strong\u003e between ports ■ and ▲ (\u003cstrong\u003e32 m3\/h\u003c\/strong\u003e) for high-flow mixing and diverting duty.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #cfe5e2; border-top:4px solid #008377CF; border-radius:4px; padding:12px 14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px;\"\u003e\u003cstrong\u003eUltra-low leakage\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eLeakage of \u003cstrong\u003eunder 0.05% of flow\u003c\/strong\u003e at 100 kPa, for precise regulation and tight shut-off.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #cfe5e2; border-top:4px solid #008377CF; border-radius:4px; padding:12px 14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px;\"\u003e\u003cstrong\u003eDZR brass construction\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eDezincification resistant brass\u003c\/strong\u003e body, \u003cstrong\u003eabrasion-resistant brass sector\u003c\/strong\u003e, \u003cstrong\u003ePPS composite shaft\u003c\/strong\u003e and \u003cstrong\u003eEPDM O-rings\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #cfe5e2; border-top:4px solid #008377CF; border-radius:4px; padding:12px 14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px;\"\u003e\u003cstrong\u003eEasy manual operation\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003e\n\u003cstrong\u003eNon-slip soft-touch knob\u003c\/strong\u003e with \u003cstrong\u003eadjustable end stops\u003c\/strong\u003e (max. 90° rotation) and a \u003cstrong\u003erepositionable scale\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #cfe5e2; border-top:4px solid #008377CF; border-radius:4px; padding:12px 14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px;\"\u003e\u003cstrong\u003eActuator and controller ready\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eFits the \u003cstrong\u003eESBE ARA600 series\u003c\/strong\u003e, plus controllers CRA210, CRB210\/220, CRC210, CRD220, CRK210 and CRS210.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px; border:1px solid #cfe5e2; border-top:4px solid #008377CF; border-radius:4px; padding:12px 14px; background:#ffffff;\"\u003e\n\u003cdiv style=\"font-weight:bold; color:#008377CF; margin-bottom:6px;\"\u003e\u003cstrong\u003eWide media range\u003c\/strong\u003e\u003c\/div\u003e\n\u003cdiv style=\"font-size:15px;\"\u003eHandles \u003cstrong\u003eheating water to VDI 2035\u003c\/strong\u003e, \u003cstrong\u003ewater\/glycol up to 50%\u003c\/strong\u003e and \u003cstrong\u003ewater\/ethanol up to 28%\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; color:#008377CF; margin:30px 0 12px 0; padding-bottom:6px; border-bottom:2px solid #008377CF; font-weight:bold;\"\u003eTechnical specification\u003c\/h3\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003eProduct identification\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eBrand\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eESBE\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eModel\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eVRG331 DN32, 3-way high-flow mixing valve\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eManufacturer part number\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e11700300\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eSeries\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eVRG330\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eNominal size\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eDN32\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eConnection\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eRp 1¼” (EN 10226-1 internal thread)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003eFlow\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eKvs, main path (■-▲)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e32 m3\/h at 1 bar pressure drop\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eKvs, bypass (■-●)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e20 m3\/h\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eRegulation range Kv\/Kvmin (A-AB)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e100\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003ePressure and temperature\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003ePressure class\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003ePN10\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eWorking pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e1 MPa (10 bar)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eMax. pressure drop, mixing\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e100 kPa (1 bar)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eMax. pressure drop, diverting\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e200 kPa (2 bar)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eClose-off pressure\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e200 kPa (2 bar)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eMedia temperature\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e-10°C to +110°C continuous, +130°C temporary\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eLeakage\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eUnder 0.05% of flow at 100 kPa\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003eOperation and media\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eOperating torque (nominal pressure)\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eUnder 3 Nm\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eMedia\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eHeating water (VDI 2035); water\/glycol up to 50%; water\/ethanol up to 28%\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eApplications\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eHeating, cooling and solar systems\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003eMaterials\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eValve body\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eDezincification resistant brass (DZR)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eValve sector\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eAbrasion resistant brass\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eShaft and bushing\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003ePPS composite\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eO-rings\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003eEPDM\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003eDimensions and weight\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eA \/ B \/ C \/ D\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e47 \/ 94 \/ 37 \/ 55 mm (per ESBE drawing)\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#ffffff; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003eWeight\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003e0.95 kg\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #008377CF; border-radius:4px; margin:14px 0; overflow:hidden;\"\u003e\n\u003cdiv style=\"background:#008377CF; color:#ffffff; font-weight:bold; padding:8px 14px;\"\u003eCompliance\u003c\/div\u003e\n\u003cdiv style=\"display:flex; flex-wrap:wrap; padding:8px 14px; background:#f1f8f7; border-bottom:1px solid #d9e8e6;\"\u003e\n\u003cdiv style=\"flex:1 1 200px; font-weight:bold; color:#008377CF;\"\u003ePressure equipment\u003c\/div\u003e\n\u003cdiv style=\"flex:2 1 260px;\"\u003ePED 2014\/68\/EU Article 4.3\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"font-size:20px; color:#008377CF; margin:30px 0 12px 0; padding-bottom:6px; border-bottom:2px solid #008377CF; font-weight:bold;\"\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin:8px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; cursor:pointer; font-weight:bold;\"\u003eHow does the VRG331 differ from the VRG131?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px;\"\u003eThe function is basically the same. The \u003cstrong\u003eVRG330 series adds a high-flow capability\u003c\/strong\u003e, with an extra-high Kvs of \u003cstrong\u003e32\u003c\/strong\u003e between ports ■ and ▲.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin:8px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; cursor:pointer; font-weight:bold;\"\u003eWhat do the two Kvs values mean?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px;\"\u003e\n\u003cstrong\u003eKvs 32\u003c\/strong\u003e applies between ports ■ and ▲ and \u003cstrong\u003eKvs 20\u003c\/strong\u003e to the bypass port ●, which is \u003cstrong\u003eabout 60% of the main value\u003c\/strong\u003e. Both are flow in m3\/h at a 1 bar pressure drop.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin:8px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; cursor:pointer; font-weight:bold;\"\u003eWhich actuator should I fit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px;\"\u003eAn \u003cstrong\u003eESBE ARA600 series\u003c\/strong\u003e actuator is the standard choice: the \u003cstrong\u003e2-point ARA645 or ARA655\u003c\/strong\u003e for diverting, or a \u003cstrong\u003e3-point\u003c\/strong\u003e version for mixing control.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin:8px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; cursor:pointer; font-weight:bold;\"\u003eCan I use it with glycol?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px;\"\u003eYes, with \u003cstrong\u003ewater\/glycol mixtures up to 50%\u003c\/strong\u003e or \u003cstrong\u003ewater\/ethanol up to 28%\u003c\/strong\u003e, as well as heating water to VDI 2035.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin:8px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; cursor:pointer; font-weight:bold;\"\u003eWhat pipe connection does it have?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px;\"\u003e\n\u003cstrong\u003eRp 1¼” internal thread\u003c\/strong\u003e (EN 10226-1). The VRG332 version has external threads.\u003c\/div\u003e\u003c\/details\u003e\n\u003cdetails style=\"border:1px solid #008377CF; border-radius:6px; margin:8px 0; overflow:hidden;\"\u003e\u003csummary style=\"background:#008377CF; color:#ffffff; padding:10px 14px; cursor:pointer; font-weight:bold;\"\u003eWhat leakage rate can I expect?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 14px;\"\u003eESBE specifies leakage of \u003cstrong\u003eunder 0.05% of flow\u003c\/strong\u003e at 100 kPa (1 bar) differential pressure.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"ESBE","offers":[{"title":"Default Title","offer_id":67577450234246,"sku":"VRG331-DN32","price":93.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/esbeVRG231valve_9cd7cc1a-7f6c-4bae-a777-0aff87e7b926.jpg?v=1791289744","url":"https:\/\/qualityheating.co.uk\/products\/esbe-vrg331-dn32-3-way-high-flow-mixing-valve-1-4-female-thread","provider":"AIZO Quality Heating","version":"1.0","type":"link"}