SUITABLE FOR. Steam EXAMPLES OF USE APPROVALS. Type approval WRAS. Type approval ACS. Requirements DIN EN ISO PED 2014/68/EU TRD 421

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1 Type test approved safety valves angle-type for industrial applications Series Safety valves made of gunmetal, angle-type with threaded or flange connections SUITABLE FOR Liquids neutral and non-neutral Air, gases and vapours neutral and non-neutral Steam EXAMPLES OF USE For the protection of: -- Pressure-vessels/-systems for neutral / non-neutral vapours, gases and liquids -- Steam boilers and steam plants taking into account the plant-specific regulations and making use of the suitable valve versions and sealing materials. Mechanical engineering pump protection Pressure booster systems water- / air-side cooling-/chilling-systems Steam- and industrial-boiler systems Safety valves are set and sealed at the factory. APPROVALS EC type examination S/G, L MATERIAL Type approval WRAS Type approval ACS TR ZU 032/ TR ZU 010/2011 S/G, L SPECIFICATION Requirements DIN EN ISO PED 2014/68/EU TRD 421 1/2 2 1/2 DN 25 DN C to C depending on version 0,5 16 bar Classification society DNVGL Bureau Veritas Lloyd s Register EMEA Russian Maritime Register of Shipping American Bureau of Shipping DNVGL BV LR EMEA RS ABS MATERIALS Component Material DIN EN ASME Inlet body Gunmetal CC499K CC499K Outlet body Gunmetal CC499K CC499K Internal parts Brass CW617N CW617N Internal wetted parts Dezincification resistant brass CW602N CW602N Spring Stainless steel

2 Series 642 m VALVE VERSION Standard with diaphragm The diaphragm prevents the medium entering into the spring housing and protects moving parts from being affected by the medium. MEDIUM GF gaseous and liquid Air, vapours, gases, liquids and - depending on seal - also for steam TYPE OF LIFTING MECHANISM L Lifting lever AVAILABLE NOMINAL DIAMETERS AND CONNECTION SIZES Nominal diameter DN Inlet 1/2 (15) 3/4 (20) 1 (25) 1 1/4 (32) 1 1/2 (40) 2 (50) 2 1/2 (65) 1/2 (15) 3/4 (20) 1 (25) 1 1/4 (32) 1 1/2 (40) 2 (50) 2 1/2 (65) Outlet TYPE OF CONNECTION INLET / OUTLET f / f Standard Female thread BSP-P / Female thread BSP-P DIN EN ISO / DIN EN ISO FLDIN / f Flange connection (from DN 25) / Female thread BSP-P DIN EN ISO / DIN EN ISO SEAT SEALS / DIAPHRAGMS PTFE / EPDM Polytetrafluorethylen / Ethylen-Propylene-Diene (Standard) Flat seal and moulded diaphragm 50 C to +205 C EPDM / EPDM Ethylen-Propylene-Diene / Ethylen-Propylene-Diene Flat seal and moulded diaphragm 50 C bis +150 C PTFE / FKM Polytetrafluorethylen / Fluorcarbon Flat seal and moulded diaphragm 30 C to +200 C FKM / FKM Fluorcarbon / Fluorcarbon Elastomere seals and moulded diaphragm 20 C to +200 C

3 NOMINAL DIAMETERS, CONNECTIONS, INSTALLATION DIMENSIONS Series 642: Connection, installation dimensions, ranges of adjustment Nominal diameter Connection DIN EN ISO 228 Connection DIN EN Connection ANSI B Outlet DIN EN ISO 228 Installation dimensions in mm Weight Weight Range of adjustment DN G1 DN / PN NPS / CLASS G2 L Lmax H H1 DIN / ANSI Hmax h h1 DIN / ANSI D DIN / ANSI d1 DIN / ANSI SW1 do K / nxd (DIN) K / nxd (ANSI) kg kg FLDIN / FLANSI bar /2" (15) 3/4" (20) 1" (25) 1 1/4" (32) 1 1/2" (40) 2" (50) 2 1/2 " (65) 25 / / / / / 16 1" / /4" / /2" / 150 2" / /2" / 150 1/2" (15) 3/4" (20) 1" (25) 1 1/4" (32) 1 1/2" (40) 2" (50) 2 1/2 " (65) / / / / / / / / / / / / / / / / 50,8 76 / 63,5 84 / / 92,1 118 / 104, / 4x / 4x / 4x / 4x / 4x18 79,4 / 4x15,9 88,9 / 4x15,9 98,4 / 4x15,9 120,7 / 4x19,1 139,7 / 4x19,1 0,5 0,8 1,1 1,7 3,3 5,8 8,9 2,0 / 1,9 3,4 / 2,9 4,1 / 3,5 8,4 / 7,9 12,0 / 11,8 0,5-16 0,5-16 0,5-16 0,5-16 0,5-16 0,5-16 0,5-16 MAIN DIMENSIONS, INSTALLATION DIMENSIONS

4 Series 642 INDIVIDUAL SELECTION / VALVE CONFIGURATION Series Valve version Medium Lifting device Nominal diameter DN 642 m GF L 15 f f m GF O 25 m f m GF f 642 m GF f Connection type Connection size Seal Options Set pressure Inlet Outlet Inlet Outlet PTFE / EPDM FKM / FKM Quantity TECHNICAL FINISHES, VARIANTS, ACCESSORIES A02 Connection for condensate in the outlet body PROPERTIES P01 Oil- and grease-free production P03 Galvanically nickel-plated finish P02 Chemically nickel-plated finish P04 Chrome-plated finish CERTIFICATES / APPROVALS C01 Factory certificate acc. DIN EN (WKZ 2.2) C06 ATEX evaluation acc. to 2014/34/EU C02 Test certificate acc. DIN EN (WPZ 3.1) C07 SIL evaluation relating to IEC C03 Material test certificate acc. DIN EN (MPZ 3.1) (pressure retaining part) C09 Seat tightness test with helium, leak detection method under vacuum incl. Factory Inspection Certificate 3.1 acc. to DIN EN C04 TÜV/DEKRA individual inspection acc. EN (TÜV/DEKRA-APZ) C10 Certificate of oil- and grease free production C05 Sealing material Manufacturer certification (FDA, USP 3, 3-A, ), Please indicate description of certificate: C11 Certification of the production process especially for gaseous oxygen applications by employment of specific materials ADMISSIONS / ACCREDITATIONS AA1 EC Type examination acc. to Directive 2014/68/EU AK1 DNV-GL (DNVGL) type approval AA2 TÜV component test acc. to VdTÜV specification sheet SV 100 AK2 Lloyd s Register (LR) type approval AA4 EAC - certificate/declaration with passport for the valve and laser marking of the valve AK3 American Bureau of Shipping (ABS) type approval AB2 Water regulations and advisory scheme WRAS type approval AK4 Bureau Veritas (BV) type approval AK5 Russian Maritime Register of Shipping (RMRS) type approval AK6 Registro Italiano Navale (RINA) type approval AL Individual inspection by notified body inspector (body to be indicated): ENQUIRY Copy and send to: order@goetze-armaturen.de. Order form easily to be found online under the section for each series.

5 CAPACITY TABLE Series 642: Blowing-off rates at 10% above set pressure Nominal diameter DN Set pressure bar I II III IV I II III IV I II III IV I II III IV 0, , , , ,6 101 Air I Nm³/h ,9 4,1 5, ,7 5,2 6, ,6 6,5 8, ,9 12,6 15, Steam II kg/h ,8 6,5 7, ,4 8,2 9, ,2 10,3 11, ,7 19,8 21, Water III m³/h ,7 8, ,7 10, ,2 13, ,5 25, , , , ,6 795 Heating IV kw ,2 9, ,6 12, ,6 15, ,1 29, , , , , , , , , , , , , , , , , , , , , Series 642: Blowing-off rates at 10% above set pressure Nominal diameter DN Set pressure bar I II III IV I II III IV I II III IV 0, , , ,6 352 Air I Nm³/h ,5 17,6 21, ,1 29,8 36, ,9 45,1 55, Steam II kg/h ,9 27,9 30, ,1 47,1 51, ,8 71,3 78, Water III m³/h ,0 35, ,7 59, ,4 90, , , , Heating IV kw ,4 41, ,6 69, ,8 105, , , , , , , , , , , , , , , ,6 4187