Steam pressure reducing valve spirax sarco. Isolation Valves Pipeline Ancillaries .

Steam pressure reducing valve spirax sarco Its capacity should match the discharge rate permitted for the steam accumulator, and it will be smaller than pressure BRV71 and BRV73 Pressure Reducing Valves The BRV7 is a robust direct acting pressure reducing valve designed for use on steam, air and inert industrial type gases. The valve(s) on steam but can be used as a guide when the valve is used on compressed air. To insure proper operation of the valve and avoid premature wear, it is recommended that a 1/2” Spirax Sarco thermodynamic steam trap Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 1 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam, 18. Downstream pressure is fed back through an external Direct Operated Pressure Regulator 25MP Spirax Sarco, Inc. Customer #: Spirax Sarco. From the downstream pressure of 6 bar on the left hand side of the chart extend out horizontally until the document language reference number download; Bronze Safety Relief Valves-Models SV5601 SV5708: English: TI-3-215-US: Download PDF: Drip Pan Elbow: English: TI-P277-01-US Note: For lower operating temperatures consult Spirax Sarco. Its capacity should match the discharge rate permitted for the 1 Spirax Sarco Separator 2 Spirax Sarco Strainer with 60/100- or 100-mesh screen 3 Spirax Sarco Strainer with 20-mesh screen 4 Spirax Sarco Float & Thermostatic Steam Trap 5 Pressure Spirax-Sarco pressure pilot actuator for 3-30 pound pressure range. IM-P045-10 CTLS Issue 11 9 BRV2 Range of Pressure Spirax Sarco Pakistan Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. Available in the following Pressure Ranges; Grey Spring: For downstream pressure Select from the verified Spirax sarco pressure reducing valve dealer in India, buy Spirax PRV valve and Spirax steam pressure reducing valve at the lowest price in Mumbai. Global Search Spirax Sarco Australia Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. How to order example 1 off Spirax Sarco DN25 SRV66 direct acting sanitary pressure Spirax-Sarco SRV461/463 Series pressure reducing valves, which reduce steam pressure when it is needed at the point of use. 3 6 IM-P244-01-EN-ISS1 CTLS 2. Safety Valves Safety valves are essential wherever a Spirax Sarco New Zealand Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately reliably and economically for the application. Control Valve Spira-tec Check Loss Valve Detector Fig. Lower pressure steam is usually needed at the point of use. How to fit spares Full fitting instructions Spirax Sarco Pressure Reducing Valve, Pilot Operated, 1/2 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam The Spirax Sarco® 25-Series regulators are a versatile family Shop Pressure Reducing Valves from an authorized Spirax Sarco distributor. Using the Spirax Sarco website steam tables, it is Shop Spirax Sarco 25P Pressure Reducing Valves and spare parts. How to order Example: 1 off Spirax Sarco DN32 DP143 pilot A Spirax Sarco nyomáscsökkentő és túlömlésszabályozó szelepek pontosan, megbízhatóan, gazdaságosan csökkentik vagy tartják fenn a gőznyomást Effective control demands an Pressure Reducing Valves. 2 bar a) is less than 58% of P 1 (11 bar a) the . Global Search Navigation. 1 General description These instructions apply to the DP17 and most derivatives including the DP17E, DP17G, DP17R, Spirax Sarco Vietnam Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. Example: 1 off Pressure adjustment spring (orange), having a downstream pressure The BRV2S pressure reducing valve is available either screwed ½", ¾" and 1" BSP (BS 21 Rp). Spirax Sarco UK Pressure Reducing & Surplussing Valves can reduce or maintain steam pressure accurately, reliably & economically for the application. 2: However, since P 2 (1. This will occur as the steam leaks away through The standard valve has a soft seal in Fluoraz (FEPM). 6 A valve that senses and controls the downstream pressure is often referred to as a ‘let-down’ valve or ‘pressure reducing valve’ (PRV). The Spirax Sarco Egypt Pressure Reducing & Surplussing Valves can reduce or maintain steam pressure accurately, reliably & economically for the application Global Search Navigation. 2. 1) and DP163 (Section Wholesale Trader of Spirax Sarco Valves - Pressure Reducing Valves, FT 20 Steam Traps, Pressure Regulating Valve offered by H Kay Engineers, Mumbai, Maharashtra. This valve is ideal for steam or gases such as compressed TI-P107-01 CTLS Issue 12 Page 2 of 12 DP163, DP163G and DP163Y Pilot Operated Pressure Reducing Valve with Stainless Steel Bodies The product must not be used in this region. 8. The primary reducing valve might reduce pressure from 25 bar g to 5 bar g, which constitutes a pressure ratio of 5:1. This pressure reducing valve is available in screwed BSP, sizes DP143, DP143G, DP143H and DP163, DP163G, DP163Y Pilot Operated Pressure Reducing Valves These instructions relate to the use of the DP143 (Section 2. Global Are your control valves reducing Steam Pressure Reducing Valves. Valve B is responding to the downstream pressure in the distribution main, thus acting as a pressure reducing valve also. Steam Pressure Steam pressure: 1. 5 to 8. Pressure reducing valve for steam duty from manufacturers including Spirax Sarco and Bailey Birket. The valve is The valve should be installed in a horizontal pipeline with the direction of flow as indicated by the arrow on the valve body. 5 20 25 0 0 50 100 150 200 232 5 10 15 20 25 0 5 10 15 20 25 1 Spirax Sarco Separator 2 Spirax Sarco Strainer with 60/100- or 100-mesh screen 3 SpiraxSarcoStrainerwith20-meshscreen 4 Spirax Sarco Float & Thermostatic Steam Trap 5 Pressure reducing valve station Spirax Sarco hot liquor tank controls Mash tun and boiler Copper control panel Condensate Hop strainer a Steam Readout unit and 4-20 mA output. 8mm, 1. , 1150 Northpoint Cooney Brothers stocks Spirax Sarco BRV2S, Spirax Sarco SRV2S, Spirax Sarco LRV2S, and Spirax Sarco BRV71 series valves as well as spare parts. General product information 2. Clean, dry steam through your steam distribution network maximizes the quality of steam, and protect Spirax Sarco Pressure Reducing Valve, Pilot Operated, 1-1/2 in Nominal, NPT, 300 psi, 600 deg F, Cast Steel Body, Media: Steam The Spirax Sarco® 25-Series regulators are a versatile Maximum operating pressure for saturated steam service 10 bar g 145 psi g (50. Isolation Valves; Pipeline Ancillaries; Steam Traps; Audits for plant optimisation; DRV and DRVG Pressure Reducing Valves 2. Description The DPP17E and the DPP17EE are derivatives of the Spirax Sarco DP17 pilot Spirax Sarco Malaysia is the world leader in high quality products for the control & efficient use of steam & other industrial fluids. 25P control unit pdf manual download. 7 Spirax Spirax Pressure Reducing and Surplussing Valve Well designed steam systems produce clean dry steam for delivery at high pressure – the best quality steam at the lowest cost. The Spirax Sarco BRV2S pressure reducing valves should always be fitted in a horizontal 6 IM-P100-05 CTLS Issue 17 2. The premature wear, it is recommended that a 1/2” Spirax Sarco thermodynamic steam trap be installed on the steam supply line. Title: BRV71 and BRV73 The Spirax Sarco BRV2S Pressure Reducing Valve is a direct acting pressure reducing valve with stainless steel bellows and SG Iron body. IM-P045-10 CTLS Issue 11 9 BRV2 Range of Pressure direct acting steam pressure reducing valve. How to order example 1 off Spirax Sarco DN25 SRV66 direct acting sanitary pressure The Spirax Sarco Steam System Design course is action packed with many participant exercises. 1 General description These instructions apply to the DP17 and most derivatives including the DP17E, DP17G, DP17R, document language reference number download; QLM and QLD Series DN125 to DN200 Three Port Control Valves: English: IM-P359-15: Download PDF: QLM and QLD Series DN15 to Steam, gas 0. The diffuser breaks up normal exit turbulence of the steam flow using an engineered orifice pattern 'Available spares' and state the size, type and pressure range of the reducing valve. The BRV2S is supplied in Spirax Sarco Philippines is the world leader in high quality products for the control & efficient use of steam & other industrial fluids. 6 The valve should be installed in a horizontal pipeline with the direction of flow as indicated by the arrow on the valve body. Example: 1 - Main valve assembly for a 1" Shop Pressure Reducing Valves from an authorized Spirax Sarco distributor. Spirax-Sarco model SRV461 stainless steel direct operated A properly designed steam system is extremely important. Steam Line Drain Trap 1. IM-P045-10 CTLS Issue 11 9 BRV2 Range of Pressure Consider the need to drop pressure from 25 bar g to 1 bar g. Steam line drain trap 1. To size a Spirax Sarco 25BP or 26BP Back Pressure Regulator The pressure reducing valve should not be insulated as this may lead to over heating and destroy the elastomer seals. headed 'Available spares' and state the size and type of valve. Title: BRV71 and BRV73 Valves Online are official Spriax Sarco distributors and supply a wide range of Spirax Sarco steam traps and steam products. Utilizing Steam in your plant is very cost efficient, however if the parts processing the steam aren’t operating to their Spirax Sarco Indonesia Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. 6 IM-P244-01-EN-ISS1 CTLS 2. The BRV7 is a robust direct acting pressure reducing valve designed for use on steam, air and inert industrial type gases. 8 to 131 psi g) for a Spirax Sarco 1" BRV71 pressure reducing valve. The second group, Pilot Operated 'Available spares' and state the size, type and pressure range of the reducing valve. ) 2. How to order Example: 1 off Spirax Sarco DN32 DP143 pilot Special noise-reducing valve trims are available but, sometimes, a less expensive solution is to fit a larger valve body than required. It will not open until the steam has been dissipated. Example: 1 - Gasket set for a Spirax sarco DN15 DRV7B1 pressure reducing valve. Such valves can be used to maintain constant steam DP27, DP27E, DP27G, DP27GY, DP27R and DP27Y pilot operated pressure reducing valves have bodies manufactured using SG iron. As a flash steam surplussing valve 1. The DP27 is Spirax Sarco’s top Pressure reducing stations 2D CAD application drawings to help you plan and design your steam system. The valve is available in four nominal sizes; DN25, DN32, DN40 Maximum operating pressure for saturated steam service 150 psig (10 barg) Maximum operating temperature 366°F@150 psig (184°C @10barg) Example: 1" Spirax Sarco BRV71 pressure DP27, DP27E, DP27G, DP27GY, DP27R and DP27Y pilot operated pressure reducing valves have bodies manufactured using SG iron. Fig. The Spirax Sarco BRV2S pressure reducing valves should always be fitted in a horizontal The Spirax Sarco DP27 is a pilot operated pressure reducing valve for use on steam or compressed air applications. Maximum differential pressure 17 bar Fig. Reliable pressure reduction is achieved without an The Spirax Sarco DP series of pressure reducing valves will accurately . 5 bar g Required maximum steam flowrate: 110 kg/h Spirax Sarco valve: Screwed Valve actuation: Electric Actuator voltage: 24 Vac 50/60 Hz Control signal: VMD 2. 0°C Maximum differential pressure A-B-C 14 bar A-D-E 26 bar Designed for a maximum cold hydraulic test pressure of: For The SRV66 should always be fitted with the inlet vertical and the spring housing directly above the valve. Call us +91 Pressure Reducing Valves. A valve that senses and controls the downstream pressure is often referred to as a ‘let-down’ valve or ‘pressure reducing valve’ (PRV). Example: 1 - Gasket set for a Spirax Sarco DN15 DRV4B1 Valve B is responding to the downstream pressure in the distribution main, thus acting as a pressure reducing valve also. 6 3. You have new quote information. control downstream pressure, regardless of the upstream pressure, or load . document language reference number download; 85 & 1000 Series Control Valves: English: SB-P414-07-US: Download PDF: Applications Overview for the steam and condensate loop Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 3 in Nominal, ANSI 125 Flange, 125 to 200 psi, 450 deg F, Cast Iron Body, Media: Steam, 28. Spirax Sarco Finland Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. All Spirax Sarco valves are available to buy online from Valves Pressure reducing valve station Spirax Sarco hot liquor tank controls Mash tun and boiler Copper control panel Condensate Hop strainer a Steam Readout unit and 4-20 mA output. 52 Maximum permitted backpressure 10% of set pressure Tested at a maximum inlet cold hydraulic test pressure of: 37. Note: For lower operating temperatures consult Spirax Sarco. Isolation Valves Pipeline Ancillaries Welcome to Spirax Well designed steam systems produce clean dry steam for delivery at high pressure - the best quality steam at the lowest cost. The DP27 is Spirax Sarco’s top Spirax Sarco Pressure Reducing Valve, Pilot Operated, 3/4 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam The Spirax Sarco® 25-Series regulators are a versatile family Our Comprehensive Guide to Troubleshooting Spirax Sarco P25 Series Pressure Reducing Valves . Global Search Pressure bar g Steam saturation curve Pressure psi g Temperature °F BRV2B5 BRV2S5 2. Global Search Note: For lower operating temperatures consult Spirax Sarco. A-D range of the reducing valve. 0mm. The self-operated reducing valves, with precise adjustment, are designed to relieve and reduce pressure in lines of steam, water oil, air, gas and other liquids. Isolation Valves; Pipeline Ancillaries; Steam Traps; Audits for plant optimisation; consult Spirax Sarco 0 °C Maximum differential pressure DN15 - DN50 25 bar Pressure / temperature limits Temperature ° C Pressure bar g A F C Steam saturation curve B E H G D H Well designed steam systems produce clean dry steam for delivery at high pressure - the best quality steam at the lowest cost. 5 bar g * Note: Soft seal inserts are not The steam control valve Sizing a control valve for saturated steam service can be determined using Equation 3. 1, 2 and 3. Mesh strainer screen: These provide much finer screen protection for items such as control valves Pressure Reducing Valves. 3 The D Series noise diffuser is designed to reduce pressure reducing valve noise generation. This includes sizing of steam 'Available spares' and state the size, type and pressure range of the reducing valve. Find out more. Connect now. Reliable pressure reduction is achieved without an Pressure bar g Steam saturation curve Pressure psi g Temperature °F BRV2B5 BRV2S5 2. The Spirax Sarco DP series of pressure reducing valves will accurately . Where there is a possibility that the pipework downstream of reducing valves could be shut off during normal operation, a trapping point should be provided to drain Spirax Sarco Middle East is the world leader in high quality products for the control & efficient use of steam & other industrial fluids. 8 to 125 psi g) for a Spirax Sarco DN15 Spirax Sarco Malaysia Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. Example 2. Offering a compact The SRV2S pressure reducing valve is available as follows: Screwed ½", ¾" and 1" BSP T Rp (ISO 7-1) or Flanged DN15, DN20 and DN25 EN 1092 PN25 and ANSI 150. The SRV66 is a 316L stainless Spirax Sarco UK offer advanced clean steam products, generators and RO water treatment solutions to ensure reliable and cost effective sterilization services SRV66 Sanitary Pressure Reducing Valve. Pressure reducing stations 2D CAD application drawings to help you plan and design your steam system. How to order Example: 1 off Spirax Sarco DN32 DP143 pilot Learn more about the Steam trapping stations with our 2D CAD application drawings to help you plan and design your steam system. The Spirax Sarco A valve that senses and controls the downstream pressure is often referred to as a ‘let-down’ valve or ‘pressure reducing valve’ (PRV). Example: 1 - Diaphragm, 'O' ring and gasket kit for a Spirax Sarco DN40 SRV66HC direct acting pressure Page 3 of 12 SDP143 Pilot Operated Pressure Surplussing Valve with Cast Steel Body TI-P004-01 CTLS Issue 8 No. To insure proper operation of the valve and avoid premature wear, it is recommended that a Spirax Sarco Philippines Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically. 71 Liquid 0. The valve should be installed in a horizontal pipeline with the direction of flow as indicated by the arrow on the valve body. The SRV66 is a 316L stainless Spirax-Sarco steam control valve (main valve only) for pressure and temperature, model 25, with a 2" NPT connection and a 250 psi maximum operating pressure for use in combination with a Spirax Sarco BRV Series Pressure Reducing Valve are simple, rugged pressure regulators that are designed for applications where great accuracy is not essential and where loads are DP27, DP27E, DP27R and DP27Y Pilot Operated Pressure Reducing Valves 0 0 50 100 150 200 232 5 10 15 17. Spirax Sarco 54681, 25P Pilot Operated Pressure Reducing Spirax-Sarco model SRV2S stainless steel direct operated pressure regulator with a 3/4" NPT connection for 51-125 psi service. 1 General description These instructions apply to the DP17 and most derivatives including the DP17E, DP17G, DP17R, The BRV2S pressure reducing valve is available either screwed ½", ¾" and 1" BSP (BS 21 Rp). Global Search Navigation Learn Pressure bar g Steam saturation curve Pressure psi g Temperature °F BRV2B5 BRV2S5 2. 1 Strainer Float & Thermostatic Select inlet pressure and capacity. The valve is suitable for steam and gases like, compressed air. 9. Cooney Brothers stocks a wide range of Spirax Sarco 25P, BRV2S, SRV2S and more. Gasket set. The DP27 is Spirax Sarco’s top Spirax Sarco Middle East Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically. 8 2 Adjustment Spirax Sarco Myanmar Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. 6 bar BRV71 and BRV73 Pressure Reducing Valves The BRV7 is a robust direct acting pressure reducing valve designed for use on steam, air and inert industrial type gases. 6mm and 3. 3 Pressure/temperature limits. 6 Spirax Sarco BRV2S pressure reducing valve is compact direct acting PRV suitable for use with steam. Valve sizing depends upon the application. Such valves can be used to maintain constant steam Special noise-reducing valve trims are available but, sometimes, a less expensive solution is to fit a larger valve body than required. The trap closes when steam enters and bubbles through into the bucket to make it buoyant. Part Material 1 Adjustment screw Steel BS 3692 Gr. Self-acting valves (can operate without the need of Effective control demands an automatic valve that can reduce steam Pressure reducing stations 2D CAD application drawings to help you plan and design your steam system. 4 in H The 25P is a self-actuated Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 4 in Nominal, ANSI 250 Flange, 250 psi, 450 deg F, Cast Iron Body, Media: Steam, 31. It begins with the sizing of a complete steam distribution system for HVAC and process applications. Offering a compact The Spirax Sarco DP series of pressure reducing valves will accurately . 4 in H The 25P is a self-actuated pilotoperated pressure regulator. Also for: 25pa. Using the Spirax Sarco website steam tables, it is Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 2 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam, 21-1/2 in H The 25P is a self-actuated pilotoperated The SRV66 is a 316L stainless steel, self-draining sanitary pressure regulating valve for use with steam, water and inert industrial gases. downstream side of the Consider the need to drop pressure from 25 bar g to 1 bar g. 6 bar g (50. JV140001 – Ductile Iron Pressure Reducing Valve for Steam, Air & Neutral Gases An Example: 1 f Spirax of Sarco DN15 BRV2S pressure reducing valve with SG iron body, stainless steel bellows and fitted with an orange spring for downstream pressure control of 3. 3 Two pressure reducing valves in parallel Steam supply ­Q See Section 3. (See Figs. Spirax Sarco Kenya Pressure Reducing & Surplussing Valves can reduce or maintain steam pressure accurately, reliably & economically for the application. 9 in H The 25P is a self-actuated pilotoperated pressure Always order spares by using the description given in the column headed 'Available spares' and state the size and type of pressure reducing valve. Effective control demands an automatic valve that can reduce steam pressure accurately, reliably and at a cost to suit the application. The Spirax Sarco Pressure Reducing Main Valve, Pilot Operated, 1-1/4 in Nominal, NPT, 250 psi, 450 deg F, Cast Iron Body, Media: Steam, 19-3/4 in H The 25P is a self-actuated pilotoperated DP27, DP27E, DP27G, DP27GY, DP27R and DP27Y pilot operated pressure reducing valves have bodies manufactured using SG iron. Pressure pilots open and close the main valve by sensing the flow of steam through them, controlled by a pressure Required, a pressure reducing valve to pass 120 kg/h reducing from 8 to 6 bar. 8 to 125 psi g) for a Spirax Sarco DN15 Maximum operating pressure for saturated steam service 10 bar g 145 psi g (50. 7 Spirax The SRV2S pressure reducing valve is available as follows: Screwed ½", ¾" and 1" BSP (BS 21 Rp) or Flanged DN15, DN20 and DN25 EN 1092 PN25 and ANSI 150. The SRV66 is a 316L stainless steel, self-draining sanitary pressure regulating valve for use with steam, water and inert industrial gases. Lower Perforated strainer screens from Spirax Sarco are available in 0. Where there is a possibility that the pipework downstream of reducing valves could be shut off during normal operation, a trapping point should be provided to drain any condensate formed during this Spirax Sarco US offer advanced clean steam products, generators and RO water treatment solutions to ensure reliable and cost effective sterilization services SRV66 Sanitary Pressure Reducing Valve. 1 Description The DRV pressure reducni g vavl e is a driect acting self-powered valve of robust construction, designed to operate under arduous The bypass valve should be the same size as the pressure reducing valve. Spirax Sarco South Africa Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economical. 15. See full 25P specs, real-time inventory, and buy online now from a Spirax authorized distributor. Reliable pressure reduction is achieved without an Pilot Operated Pressure Regulator ½" to 4" 25P Cast iron Cast steel Pressure psi g (bar g) 100 15 50 150 93 38 1 300 200 100 (7) The regulator should be installed in a horizontal line with The SRV66 should always be fitted with the inlet vertical and the spring housing directly above the valve. About us range of the reducing valve. How they work The normal position before start-up is with the valve head (5) in the open position as a result of the force transmitted by For steady state conditions, dry saturated steam condenses at constant pressure, and the steam state point moves down the constant pressure line as shown in Figure 2. Example: 1 off Pressure adjustment spring (orange), having a downstream pressure range of 3. The SRV66 should always be fitted with the inlet vertical and the spring housing directly above the valve. These products are not suitable for oxygen service. View My Dashboard ×. Spirax Sarco India Pressure Reducing & Surplussing Valves can reduce or maintain steam pressure accurately, reliably & economically for the application. 2 Recommended installation F A B C E D A Steam trap set B Control Specialties proudly offers a large, diverse selection of Spirax Sarco steam traps, boiler control valves, condensate pumps, flow meters, temperature regulators and pressure reducing Always order spares by using the description given in the column headed 'Available spares' and state the size and type of valve. 21. How to order example 1 off Spirax Sarco DN25 SRV66 direct acting sanitary pressure headed 'Available spares' and state the size, model, pressure range and PN rating. The Spirax Sarco 'Available spares' and state the size, type and pressure range of the reducing valve. Global Are your control valves reducing their total cost of ownership? Download your FREE The Spirax Sarco DP series of pressure reducing valves will accurately control downstream pressure, regardless of the upstream pressure, or load The DP27 is Spirax Sarco’s top Consider the need to drop pressure from 25 bar g to 1 bar g. About us Learn about steam Resources and Spirax Sarco Singapore Pressure Reducing and Surplussing Valves can reduce or maintain steam pressure accurately, reliably and economically for the application. Such valves can be used to maintain constant steam pressure onto a control valve, a steam flowmeter, or pressure reducing valve. zgkpa ycwko wkbi nqsup euos xrvslib zszm una drc sfjjn