压力释放阀使用说明书(沈阳金钟)
压力释放阀说明书[中英]
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压力释放阀PRESSURE RELEASE VALVE使用说明书OPERATION INSTRUCTION明远电器设备SHENYANG MINGYUAN ELECTRIC EQUIPMENT CO., Ltd.本说明书适用于我公司生产的系列变压器用压力释放阀，阐述其用途、性能、规格、技术参数、使用及安装，供用户参考。
The Operation Instruction is applicable to pressure release valve of a series of transformers manufactured by our company, indicating its application, performances, specifications, technical parameters, usage and installation for uses’ reference.1. 压力释放阀用途和性能压力释放阀适用于油浸式电力变压器、电力电容器及有载分接开关等，用来保护油箱。
当油浸式变压器在运行中出现故障时，由于线圈过热，使一部分变压器油汽化，变压器油箱中压力迅速增加，这时压力释放阀在2ms迅速动作，释放压力，保护油箱不致变形或爆裂。
油箱的压力再升高而达到开启压力时，压力释放阀应再次动作，直到油箱的压力降到正常值。
由于压力释放阀动作后能可靠关闭，油箱外的水和空气不能进入油箱，变压器部不会受大气污染。
1.Application and performancePressure release valves play a vital role in the protection of oil-immersed electrical equipments, such as transformers, high voltage switch gears, capacitor and on load tap-changers, etc. This device can prevent the oil-immersed electrical equipment from deformation or rupture. Should a fault occur in such electrical equipment, from deformation of rupture? Should a fault occurring in such electrical equipment, they are instantaneously vaporize the oil causing extremely rapid build-up of gaseous pressure? If mounting this type pressure release device on the oil-tank, when the pressure reaches to its opening pressure, it opens automatically within 2ms and relieves the pressure.2．型号、规格及基本参数Type, specification and technical parameters2.1 型号的含义 Meaning of typeY S F□—□ / □□□特殊环境代号（Special environment）带机械信号标“J”（“J”：mechanical signal）带信号开关标“K”（“K”：electrical signal）两者都带标“KJ”（“KJ”：Both with signal）喷油有效口径（Caliber of oil-gushing tube）mm开启压力（Opening pressure）kPa设计序号（Design serial number）阀（valve）释放（release）压力（pressure）注：特殊环境代号 note: special environment:TA: 干热带地区 dry tropicTH: 湿热带地区 humid tropicT: 干、湿热带地区 dry、humid tropic例：YSF16-55/130KKJT开启压力为55kPa，喷油口径为φ130mm，带电信号、机械信号。
压力释放阀说明书中英
压力释放阀适用于油浸式电力变压器、电力电容器及有载分接开关等，用来保护油箱。
当油浸式变压器在运行中出现故障时，由于线圈过热，使一部分变压器油汽化，变压器油箱中压力迅速增加，这时压力释放阀在2ms内迅速动作，释放压力，保护油箱不致变形或爆裂。油箱内的压力再升高而达到开启压力时，压力释放阀应再次动作，直到油箱内的压力降到正常值。由于压力释放阀动作后能可靠关闭，油箱外的水和空气不能进入油箱，变压器内部不会受大气污染。
The Operation Instruction is applicable to pressure release valve of a series of transformers manufactured by our company, indicating its application, performances, specifications, technical parameters, usage and installation for uses’ reference.
阀（valve）
释放（release）
压力（pressure）
注：特殊环境代号note: special environment:
TA: 干热带地区dry tropic
TH: 湿热带地区 humid tropic
T: 干、湿热带地区dry、humid tropic
例：YSF16-55/130KKJT开启压力为55kPa，喷油口径为φ130mm，带电信号、机械信号。适用于干、湿热带地区的压力释放阀。
1.Application andperformance
Pressure release valves play avital role in the protection of oil-immersed electrical equipments, such as transformers, high voltage switch gears, capacitor and on load tap-changers, etc. This device can prevent the oil-immersed electrical equipment from deformation or rupture. Should a fault occur in such electrical equipment, from deformation of rupture?Should a fault occurring in such electrical equipment, they are instantaneously vaporize the oil causing extremelyrapid build-up of gaseous pressure?If mounting this type pressure release device on the oil-tank, when the pressure reaches to its opening pressure, it opens automatically within 2ms and relieves the pressure.
Marsh Hawk TRV 1系列4000压力释放阀说明书
v e n t i n g| g a u g e h atc h e sS E R I E S4000 M A R S H H AW K T RVFeatures• Premium deep-set gauge hatch with integral pressure & vacuum relief offers superior performance in normal and cold conditions.• reliable, bubble-tight sealing with standard Fkm ( viton) seal and stainless steel spring.• Field adjustable pressure settings, from 2 ozsi to 32 ozsi.• manual relief, inconel trim, alternative seals and various coatings optionally available.F E AT U RE SDeep-set venting gauge hatch• the series 4000 marsh hawk trv offers tank access combined with pressure and vacuum reliefin a deep-set design.• situating valve seats below the tank roof permits latent heat from the product to keep the seals ice-free.Reliable, bubble-tight sealing• the series 4000 has class-leading sealperformance as compared to any other premium or economy venting gauge hatch currently available.• improved sealing performance eliminates flutter and periodic small-scale venting which can cause frost closure in competitor top-mount hatches.Variety of pressure settings• the series 4000 marsh hawk pressure relief is adjustable between 2 ozsi and 16 ozsi in 2 ozsi increments.• the optional double-weight spring allows relief pressure between 18 and 32 ozsi, in 2 ozsiincrements.• 1 ozsi increments optionally available.• vacuum relief is fixed at 0.4 ozsi.Suitable for Sour Service• the series 4000 is ready for sour service out of the box with Fkm ( viton) seals and stainlesssprings.• For more adverse applications, alternative seal and spring materials are available, along withhard anodization or fusion-bond epoxy coatings.S P E C I F I C AT I O NS¹temperatures provided are continuous service temperatures for the indicated seal materials. see the short term extended service temperatures below in “seal materials and configuration” section.D I M E N S I O NSFalse-colour cutaway of a series 4000 marsh hawk trv showing the deep-set seal (orange), pressure spacers(blue) and springs (red).F LOW C H A R AC T E R I S T I C-3.2-3-2.8-2.6-2.4-2.2-2-1.8-1.6-1.4-1.2-1-0.8-0.6-0.4-0.20T A N K V A C U U M , V (O Z S I )024681012141618202224262830323436384042444648505254565860626401234567891011121314151617181920212223242526272829303132333435T A N K P R E S S U R E , P (O Z S I )FL OW RA T E T H R O UG H M A R S H H AW K, Q , X 1000 SCF H (AIR)O P T I O N S A N D AC C E S S O R I E SManual Reliefthe manual relief option allows an operator to manu-ally activate the vent.Pressing the hatch cover’s large red button on the actu-ates the vacuum pallet, relieving pressure in the tank to allow safe removal of the spider cage assembly for tank gauging or hatch maintenance. the button and actuating poppet are supported independently of the vacuum disc, and do not interfere with normal relieving operation.Hard Anodized (Type III)For situations requiring improved corrosion resistance over the standard marsh hawk, a hard anodization option is available. this electrochemical process in-creases the thickness and durability of the ceramic-like natural aluminum oxide layer.all aluminum components are anodized to meet miL-a-862F type iii engineering hardcoat. the anodization slightly darkens the cast components and imparts a slight bronze tinge to the machined components.anodization improved performance in moderate brines, as well as acetic, boric and nitric acid. For prolonged exposure to concentrated brines, or strong mineral acids, consider the severe service coating.Severe Service CoatingFor situations demanding the highest corrosion resis-tance, consider the severe service coating.the body of the marsh hawk is coated with a red Fusion Bond epoxy (FBe) for resistance to mineral acids,(including sulphuric and hydrochloric acids up to 15%) high-chloride ion solutions (including alumi-num chloride, potassium chloride and brine) as well as many other petrochemicals.the marsh hawk internals are coated in a proprietary black PFa (teFLOn) providing the same excellent fluo-ropolymer chemical resistance as the FBe above.series 4000 marsh hawk trv with manual relief Optionseries 4000 marsh hawk trv with hard anodizationseries 4000 marsh hawk trv with severe service coatingO P T I O N S A N D AC C E S S O R I E S (C O N T I N U E D )S E A L C O N F I G U R AT I O N A N D M AT E R I A L S the series 4000 marsh hawk combines the pressure and vacuum valve in an innovative design that requires only one shared gasket.to improve valve sealing performance, gaskets are factory coated with a pliable silane-based sealant. an optional oil-based sealant for use in sour gas applica-tions is also available. Both sealants are available in small packages for maintenance and reapplication.hawkeye offers three material options for the pressure / vacuum seal, beyond the standard Fkm (viton®) seal.• For applications where sealing is the first priority and the vent is not expected to operate often and has low set pressures (under 4 ozsi), eFkm (sponge viton®) can be supplied.• For higher temperature, minimally freezing conditions and acid service FePm (aflas®) is available.• For extreme applications FFkm (kalrez®) is also available.the use of ePDm seals in any hawkeye vent is contra-indicated due to its unsuitability in common petrochem-ical applications.hawkeye does not offer or recommend using solid fluoropolymer (PtFe, PFa, FeP, etc.), nor expanded flu-ropolymer (gOre-tex®) as a gasket material and any venting device. although the material may be chemi-cally suitable, the harder crystalline polymer structure of these materials impedes sealing at the typically low interfacial pressures found in the marsh hawk, as well as other low-pressure (i.e. <15 psi) vents.GENE R A L FLU OROEL A STOM E R CHEM ICA L C OM PATI BI LI T Y¹FKM / VI TON N.B.¹ THIS CHART I S F OR R EFE REN CE ONLY. ALT HOUG H HAWKEYE STRI VES TO E NSU RE P RE SE NTE D I NF OR MATI ON I S ACCURATE, A QUALIF I ED PE RSON SHO ULD EN SURE TH E SUI TABILI T YO F A S E LECTED MATER IA L I N T HE SPECIF IC CHEMI CAL, TEMP ERATURE A ND PRE SSU RE C O NTE XT O F TH EI R APPLI CATIO N.² SH OWN F OR COMPA RI SON PURPOSE S ON LY, NOT AVA ILABLE AS A SEAL M ATE RIAL O N H AW KE YE VE N TS60330OPE R AT I NG TE M PE R ATU R E , °CNOR MA L RAN G EVITON IDHOLE AFLAS IDHOLES KALREZ ID HOLESID E N T IF Y IN G M AR S H H AWK GAS K E T M AT E R I A LMesh Hata formed 10 mesh 304 stainless steel cover to keep insects and debris from interfering with the marsh hawk internals.De-icing Systemallows direct injection of a seal-appropriate de-icing solution onto the marsh hawk internals from ground level. includes spray nozzle and hose assembly.PA RTS L I S T&M AT E R I A L S O F C O N S T R U C T I ONPAC K AG I N Gseries 4000 marsh hawks are shipped complete and boxed. in addition to the marsh hawk itself,the car-ton contains bolt kit(s), tank gasket(s) and installation instructions.weight is approximately 28 lb [12.7 kg].P R E S S U R E T E S T I N G series 4000 marsh hawks are tested prior to packaging to ensure pressure-tightness and relief setting accuracy. items passing the quality control measures are marked with the label at right.•P A S S•P R E SS UR E T ES T E DV E N T M A R K I N Gthe spider cage assembly of the series 4000 marsh hawk is tagged with the initial factory confi guration of the valve. as the relief pressure is fi eld-adjustable, space is left on the tag to record future set pressures,should they change.C E RT I F I C AT I O Nthe pressure and vacuum relief settings of the series 4000 marsh hawk can be factory certifi ed at an addi-tional expense. certifi ed hatches are accompanied by a certifi cate stating the relief pressure of the hatches.R I S E RS & S P O O L SBolt-on risers account for the slope of the tank roof ensuring the series 4000 marsh hawk sits level for trouble-free operation. adapter spools allow installa-tion of a marsh hawk or other 8” aPi 12B/F device onto an ansi B16.5 fl at-face fl ange or other aPi man-way or tank opening. see the “risers, spools & rings” brochure for more information. 12:1 Bolt-on Hatch Riserthe most popular riser used with the series 4000 marsh hawk, the HRSP-0800, ensures a vertical gauge hatch orientation on a 12:1 sloped tank roof with an existing 8” aPi 12B/F fl at-face connection.[in.][mm.]rh riser height (max) 4.2107rcmin minimum fl ange gap2.563.5P Pitch12:1 4.8°rd Outisde Diameter 12.0305riinside Diameter8.0203the series 4000 marsh hawk is just one part of tank-age product lines from hawkeye industries, that also includes:Vapor Controlseries 5000 ePrv series 6000 Pvrv Mechanical Level Indicationmodel 1000 Redtail & model 1500 Roadside Dry seal Zero emission Level gauging systems model 2000 Goshawk Level transmitter for Dry seal Zero emission Level gauging systemsR E L AT E D P R O D U C TScontents © 2006 - 2021 hawkeye industries inc. this document is uncontrolled, and is subject to change without notice. Please refer to for the most up-to-date product information. 2110 70 ave nwedmonton, aB, canada t6P 1n6toll Free: (800) 910-4295Phone: (780) 490-4295Fax: (780) venting - series 4000 marsh hawk trv 01Jun2021Printed in canada.O R D E R I N G I N F O R M AT I O Nstandard series 4000 marsh hawk configurations are stocked ready to ship. Other configurations are typically assemble-to-order and available in under two weeks. configure your desired series 4000 marsh hawk trv us-ing the part number legend below. items in bold are standard items and have fastest lead times. all series 4000 marsh hawks ship complete with a gr. 5 Bolt kit and cr (neoprene) Base gasket, both upgradable (see below). For project quantities, contact your hawkeye sales rep for delivery schedules.Relief & MaterialOptionsMHMSMesh ScreenMHKD De-icing System0000Accessories Base GasketBolting KitSeries 6000 PVRV。
压力释放阀工作原理
压力释放阀工作原理压力释放阀是一种常见的工业设备，其主要功能是在工作过程中释放压力，以保护相关设备或系统的安全运行。
它在各种行业中广泛应用，如石油化工、电力、制药等。
压力释放阀的工作原理是通过调节阀门的开度来控制介质的流量，从而实现压力的释放。
压力释放阀通常由阀体、阀盖、阀芯、弹簧等组成。
当介质压力超过设定值时，阀芯会受到压力的作用而打开，介质经过阀门流出，从而降低了系统的压力。
当压力降至设定范围内时，阀芯会关闭，停止介质的流动，保持系统的稳定压力。
压力释放阀的工作原理可以用以下几个步骤来描述：1. 设定压力范围：在使用压力释放阀之前，需要根据实际需求设定阀门的工作压力范围。
这通常是通过调节阀芯上的调节螺钉来实现的。
调节螺钉的旋转方向和角度决定了阀芯的开启程度，从而影响介质的流量和压力释放的效果。
2. 压力感应：当系统内部压力超过设定值时，压力释放阀会感应到这一变化。
这是通过阀盖上的压力传感器来实现的。
一旦压力超过设定值，传感器会将信号传递给阀芯，触发阀芯的开启动作。
3. 阀芯开启：当接收到传感器信号后，阀芯会受到压力的作用而打开。
阀芯上的弹簧起到平衡压力的作用，使阀芯能够在合适的压力下保持开启状态。
开启后，介质会通过阀芯的通道流出，从而降低系统的压力。
4. 压力释放：介质流经阀芯通道后，会进入阀体的出口，并被导向到排放管道中。
在这个过程中，阀芯的开启程度决定了介质的流量，从而影响了系统的压力释放效果。
通过调节螺钉的旋转方向和角度，可以进一步调整阀芯的开启程度，从而实现对压力释放的精确控制。
5. 压力恢复：一旦系统的压力降至设定范围内，传感器会停止传递信号，阀芯受到弹簧的作用而关闭。
在关闭状态下，阀芯会阻止介质继续流出，系统的压力得以恢复和稳定。
压力释放阀的工作原理简单而有效。
通过调节阀芯的开启程度，可以精确控制系统的压力，从而保护设备和系统的安全运行。
压力释放阀的应用范围广泛，在工业生产中起到了重要的作用。
压力释放阀
YSH55-8580-130型压力释放阀使用说明书西安西变组件有限公司1.适用范围压力释放阀使用与油浸式变压器等电气设备，用于释放变压器油内部过压力的一种保护装置，当油箱内部压力升高至压力方法的开启压力值时，在2ms内迅速开启，使得油箱内压力很快降低，当降低至阀的关闭压力值时，阀门又可靠关闭，油箱内保持正常压力。
2产品型号编制办法2.1型号组成：Y（压力）S（释放）F（阀门）□（设计序列号）-□（开启压力kPa）/□（配有口径mm）KJ（带信号开关和机械信号）□（特殊环境代号）（注意：特殊环境代号：干热带地区“TA”；湿热地区“TH”；干、湿热带地区2.2型号举例：YSF1-55/130KJTH适用于湿热带地区的配有口径为130mm，开启压力为55kPa，带信号开关和机械信号装置、第一次设计的压力释放阀。
3.基本参数（见表1）：表1开启压力35 55 70 85开启压力偏差±5关闭压力不小于19 29.5 37.5 45.5密封压力不小于21 33 42 514、结构和工作原理：4.1 压力释放阀的主要结构型式是外弹簧式，并可带或不带定向导流装置，它的主要部件由弹簧、阀座、弹簧座、阀壳体（罩）、标志杆、信号开关（出现盒）、密封圈等零部件组成。
4.2工作原理压力释放阀是用来保护油浸式变压器等电气设备过压力保护的安全装置，可以避免变压器油箱变形或爆裂。
当油浸式变压器内部发生事故时，油箱内的油被气化，产生大量气体，使得油箱内部压力急剧升高。
此压力如果不及时释放，将造成油箱变形或爆裂。
安装压力释放阀就是当油箱内压力升高到压力释放阀的开启压力时，压力释放阀在2ms内迅速开启，使得油箱内的压力很快降低。
当压力降到压力释放阀的关闭压力值时，压力释放阀又可靠关闭，使得油箱内永远保持正压，有效地防止外部空气、水气及其他杂质进入油箱；在压力释放阀开启同时，标志杆向上动作且明显伸出顶盖，表示压力释放阀已动作过，在压力释放阀关闭时，标志杆仍滞留在开启后的位置上，然后必须由手动才能复位。
万花器公司的比例压力释放阀说明书
Wandfluh AG Tel. +41 33 672 72 72 E-mail: ******************Illustrations not obligatoryData sheet no.PostfachFax +41 33 672 72 12 Internet: Data subject to change 2.3-562E 1/4 CH-3714 Frutigen Edition 17 01TYPE CODEB D IPM22 --/ M E-#Pressure relief valve Direct operated Proportional, inverse Screw-in cartridge M22x1,5Nominal pressure rang p N 20 bar 20 200 bar 200 100 bar 100 315 bar 315160 bar 160 350 bar 350Nominal voltage U N 12 VDC G1224 VDCG24Slip-on coilMetal housing, square Execution connectionIntegrated electronicsHardware configurationWith analog signal (0…+10 V factory set)A1With CANopen acc. to DSP-408C1With Profibus DP in accordance Fluid Power Technology P1With CAN J1939 (on request) J1Function AmplifierController with current feedback signal (0...20 mA / 4...20 mA) R1Controller with voltage feedback signal (0...10 V) R2Sealing material NBRFKM (Vitron)D1Design-Index (Subject to change)Proportional pressure relief valve inverse Screw-in cartridge• Integrated amplifier or controller electronics • Direct operated• Q max = 20 and 25 l/min • p max = 400 bar • p N max = 350 barDESCRIPTIONDirect operated proportional pressure relief valve with integrated electronics and inverse function. Thread M22x1,5 for cavity according to ISO 7789. These plug & play valves are factory set and adjusted. High valve-to-valve reproducibility. Housing for electronics with protection class IP67 for harsh environment. As standard versions, 6 pressure ranges are available: 20, 40, 63, 100, 160, 200, 315 and 350 bar. Good flow performance due to the differential area principle. Small leakage along the poppet guide. Adjustment by a Wandfluh (VDE-Norm 0580) proportional solenoid. The cartridge and the solenoid made of steel are zinc coated and therefore rust-protected.FUNCTIONThe valve limits the pressure in the port P (1) and reliefs the volume flow to tank port T (2). The back pressure in T (2) influences the pressure in P (1). The reliefed pressure drops with rising solenoid current (inverse function), and the with deenergised solenoid, a maximum pressure is present. The control connection is provided by an analog interface or a fieldbus interface (CANopen or Profibus DP). Parameter setting and diagnosis with the free-of-charge software «PASO» or via fieldbus interface. After taking off the cover of the electronic housing, the serial interface to adjust the settings is accessible. The menu controlled Windows program «PASO» allows easy adjustment of all variable settings. Data are stored in a non-volatile memory. Even after an electric power failure settings can easily be reproduced and transmitted.APPLICATIONProportional pressure relief valves with inte-grated electronics are well suited for demanding applications, in which the pres-sure frequently has to be changed. They are implemented in systems calling for good valve-to-valve reproducibility, easy installati-on, comfortable operation and high precision in industrial hydraulics as well as in mobile hydraulics. The proportional pressure relief catridge is very suitable for mounting in control blocks, flange bodies and sandwich plates size NG4-Mini and NG6. (Please note the separate data sheets in register 2.3). Cavity tools are available for machining the cavities in steel and aluminium (hire or purchase). Please refer to the data sheets in register 2.13.M22x1,5ISO 7789Wandfluh AG Tel. +41 33 672 72 72 E-mail: ******************Illustrations not obligatory Data sheet no.Postfach Fax +41 33 672 72 12 Internet: Data subject to change 2.3-562E 2/4CH-3714 FrutigenEdition 17 01SYMBOL37s3M22x1.5T(2)X1X2X4 (nur Regler)(controller only)35.583X1X3X225,30501821, 2240706s613M DELECTRICAL SPECIFICATIONSProtection class IP 67 acc. to EN 60 529with suitable connector and closedelectronics housingSupply voltageRampsParameterisationInterfaceAnalog interface:Mating connectorPreset value signalFieldbus interface:Device receptaclesupply (male)Mating connectorDevice receptacleCANopen (male)Mating connectorDevice receptacleProfibus (female)Mating connectorPreset value signalFeedback signal interface (Sensor):(controller only)Device receptacle (female) M12, 5-polesMating connector Plug (male), M12, 5-poles(not incl. in delivery)Feedback signal:: Voltage / current state when orderingCONNECTOR WIRING DIAGRAMAnalog interface:Supply voltage +Supply voltage 0 VDCStabilised output voltagePreset value voltage +Preset value voltage -Preset value current +Preset value current -Reserved for extensionsReserved for extensionsEnable control (Digital input)Preset value voltage (PIN 4/5) resp. current (PIN 6/7) are selected withV), (PIN 4/5)Parameterisation interface (USB, Mini B) X2Under the closing screw of the housing coverFeedback signal interface (Sensor)Device receptacle (female) X4 (only controller)1 = Supply voltage (output) +2 = Feedback signal +3 = Supply voltage 0 VDC4 = not connected5 = stab. output voltage2 = Reserved for extensionsDevice receptacle Device receptacleCANopen (male) X3 Profibus (female) X3CAN PROFIBUS1 = not connected 1 = VP2 = not connected 2 = RxD / TxD - N3 = CAN Gnd 3 = DGND4 = CAN High 4 = RxD / TxD - P5 = CAN Low 5 = Shield31452123543145212354123451234123431452HYDRAULIC SPECIFICATIONSFluid Mineral oil, other fluids on requestContamination ISO 4406:1999, class 18/16/13efficiency (Required filtration grade ß 6…10≥75)see data sheet 1.0-50/2Viscosity range 12 mm2/s…320 mm2/sFluid temperature -20…+70°CPeak pressure pmax= 400 barNominal pres. ranges pN= 20 bar, 100 bar, 160 bar, 200 bar,315 bar, 350 barMin. volume flow Qmin= 0,1 l/minMax. volume flow Qmax= 25 l/min for pN=20 bar / 100 bar /160 bar / 200 barQmax= 20 l/min for pN= 315 barQmax= 5 l/min for pN= 350 barLeakage volume flow see characteristicsRepeatability ≤ 3 %Hysteresis ≤ 5 %GENERAL SPECIFICATIONSDescription Direct operated proportional pressure reliefvalve with integrated electronics inverse functionConstruction Screw-in cartridge for cavity acc. to ISO 7789Operations Proportional solenoid wet pin push type,pressure tightMounting Screw-in thread M22x1,5Ambient temperature -20…+65°C (typical)(The upper temperature limit is a guideline value for typicalapplications, in individual cases it may also be higher or lower.The electronics of the valve limit the power in case of a toohigh electronics temperature. More detailed information can beobtained from the operating instructions «DSV».)Mounting position any, preferably horizontalFastening torque MD= 50 Nm for screw-in cartridgeMD= 5 Nm for knurled nutWeight m = 1,0 kgWandfluh AG Tel. +41 33 672 72 72E-mail: ******************Illustrations not obligatoryData sheet no.PostfachFax +41 33 672 72 12 Internet: Data subject to change 2.3-562E 3/4 CH-3714 FrutigenEdition 17 01CHARACTERISTICS Oil viscosity υ = 30 mm 2/s p = f (Q) Pressure volume flow characteristics (Maximum adjustable pressure)p= f (Q) Pressure volume flow characteristics (Minimum adjustable pressure)Q L = f (p)Leakage volume flow characteristicsp red = f (l) Pressure adjustment characteristics[at Q = 10 l/min] / (s corresponds to preset value signal)p = f (l) Pressure adjustment characteristics [at Q = 5 l/min] /(s corresponds to preset value signal)NOTE!Detailed electrical characteristics and description of «DSV » electronics are shown on data sheet 1.13-76.START-UPFor DSV amplifiers as a rule no parameter settings by the customer are required. The plugs have to be connected in accordance with the chapter «Pin assignment».Controllers are supplied configured as amplifiers. The setting of the mode of control and the setting of the controller are done by the customer by software setting (USB interface, Mini B).Additional information can be found on our website:«»Free-of-charge download of the «PASO»-software and the instruction manual for the «DSV » hydraulic valves as well as the operation instruc-tion CANopen eg.Profibus DP protocol with device profile DSP-408 for «DSV ».NOTE!The mating connectors and the cable to adjust are settings is not part of the delivery. Refer to chapter «Accessories».Factory settings:Dither set for optimal hysteresis= Deadband: Solenoid switched offwith command preset value signal <5 % p Nmechanicallly pre-set at Q = 5 l/min= Limited pressure in port P (1) at 70 % of preset value signal: 95 bar with pressure range 350 bar 65 bar with pressure range 315 bar 56 bar with pressure range 200 bar 32 bar with pressure range 160 bar 25 bar with pressure range 100 bar 4 bar with pressure range 20 bar0 10 20 30 40 50 60 70 80 90 100s [%]p [bar]4003002001000 10 20 30 40 50 60 70 80 90 100s [%]p [bar]1209060300p = f (l) Pressure adjustment characteristics [at Q = 5 l/min] / (s corresponds to preset value signal)40030020010000 5 10 15 20 25Q [l/min]p [bar]N = 200 bar N = 160 bar N = 100 bar N= 20 bar504030201000 5 10 15 20 25Q [l/min]403020100 50 100 150 200 250 300 350 p [bar]Q [cm 3/min]0 10 20 30 40 50 60 70 80 90 1001251007550250I [%]p [%]Wandfluh AG Tel. +41 33 672 72 72 E-mail: ******************Illustrations not obligatoryData sheet no.PostfachFax +41 33 672 72 12 Internet: Data subject to change 2.3-562E 4/4 CH-3714 Frutigen Edition 17 01Cavity drawing according to ISO 7789–22–02–0–98For detailed cavity drawing and cavity toolssee data sheet 2.13-1003With fieldbus interface Amplifier With fieldbus interface ControllerDIMENSIONS / SECTIONAL DRAWINGS*Adjusting screw for setting the nominal pressure (-20 % / +30 %)With analog interface Amplifier and ControllerACCESSORIES • Cartridge built in:flange and sandwich bodies see register 2.3• Set-up softwaresee start-up• Cable to adjust the settings through interface USB (from plug type A to Mini B, 3 m) article no. 219.2896• Cable connector for analog interface: – straight, soldering contact article no. 219.2330 – 90°, soldering contact article no. 219.2331Recommended cable size: – Outer diameter 9…10,5 mm – Single wire max. 1 mm 2 – Recommended wire size: 0…25 m = 0,75 mm 2 (AWG18) 25…50 m = 1 mm 2 (AWG17)Technical explanation see data sheet 1.0-100PARTS LIST Position Article Description17160.2187O-ring ID 18,72 x 2,62 (NBR)18160.2170O-ring ID 17,17 x 1,78 (NBR)20154.2700Knurled nut21223.1317Dummy plug M16 x1,522160.6131O-ring ID 13,00 x1,525062.0102Cover square 30072.0021Gasket 33,2 x 59,9 x 240208.0100Socket head cap screw M4 x1050160.2188160.6188O-ring ID 18,77 x 1,78 (NBR)O-ring ID 18,77 x 1,78 (FKM)60160.2140160.6141O-ring ID 14,00 x 1,78 (NBR)O-ring ID 14,00 x 1,78 (FKM)70049.3177Back-up ring RD 14,6 x 17,5 x 1,4353790.2s 30M 22x 1.5T(2)X2X1X3X4172.4P(1).5(1)E: Venting。
压力释放阀
感谢观看
安装过程
由于变压器油箱上部结构的局限性，压力释放阀通常被安装在顶盖的周围，尽可能的靠近油箱的两端，可以 安装在铁芯上方和绕组正上方之间的任何一个位置，这样的安装能够保证在压力释放阀工作以后有效泄油。当压 力释放阀安装在绕组的正上方的位置时，倘若绕组的压力不够，当外部发生短路时，绕组的线圈会受到强大的电 流作用，形成冲击波，假如此时压力释放阀正是安装在漏磁空道的上方，压力释放阀就会首先动作。短路电流一 般产生的冲击波都较小，如果外部的故障消失了，那么压力释放阀的油压也就随之消失了，这时的压力释放阀就
压力释放阀
变压器的压力保护装置
01 用途性能
03 安装过程
目录
02 工作原理 04 释放阀检验
压力释放阀又名灰库释放阀或灰库真空释放阀。布置于储灰库顶部，在灰库进气、排气超压和不正常的温度 变化时，保护储灰库不受过量的正压和负压的影响。压力真空释放阀安装在灰库顶部。当灰库背压过高或负压过 高时能及时动作，调整干灰库的工作压力在正常范围之内，使灰库不承受过高的正压或负压，从而保证灰库安全， 该阀特点为动作可靠，密封严密，使用寿命长，是灰库系统中不可缺少的重要设备。
1、加强压力释放阀入检验工作：
压力释放阀相关的检测合格率在这一过程中始终是呈现出上升的态势，在检测的初期阶段，便从66%的合格 率迅速上升到了83%左右。由此可以看出，利用检测工作来促进压力释放阀合格率，有着极为明显的效果，并且 这也开始引起了相关压力释放阀生产厂商的重视，使其开始对于压力释放阀的品牌塑造和质量控制加以强化。因 此，对于压力释放阀的入检验工作进行强化，有着极大的必要性。
会自动回到原来的工作状态。通常情况下，比较大的变压器的压力释放阀会安装在变压器的两端。
释放阀检验
150112各阀门使用说明
减压阀使用说明一、安装与使用1.安装减压阀之前必须对管路系统进行冲洗清理，以防焊渣、氧化皮等赃物流入阀内，影响阀门正常工作。
2.减压阀应安装在便于操作和维修的地方，并且必须直立安装在水平管路上，应注意管路中介质的流向与阀体上箭头所示方向一致，切勿装反。
3.减压阀在安装使用时，应先把旁通管路上的截止阀打开，排除管路中的冷凝水和汽水混合物，以防减压阀开启时产生水击现象损坏减压阀；当无异常现象后，按顺时针方向缓慢旋转调节螺钉，将出口压力调至所需压力（以阀后表为准），调整好后将锁紧螺母背面，拧上防护罩。
4.减压阀前应安装过滤器，以防止介质中的杂质进入减压阀，影响其性能。
5.安装的减压阀前后应有一段直管，阀前直管长度约为600mm，阀后直管长度约为1000mm。
二、如出口压力高于所需压力，需要重新设定，方法如下：①关闭上游隔离阀；②把出后压力泄掉；③将导阀调节螺钉逆时针旋松，使调节弹簧处于自由状态；④慢慢开启上游隔离阀至全开；⑤顺时针慢慢向下拧紧导阀调节螺钉，出后压力逐步升高，直到设定值时将调节螺母锁定；⑥如果调压过头，须从第一步开始重新调节，即只能从低压往高压调。
电磁阀使用说明一、本阀适用于以蒸汽为加热介质，进行温度自动控制的执行机构。
可对蒸汽加热器、散热器、干燥器等蒸汽设备及各类温度自控仪、蒸汽定型机、蒸染机、蒸汽回潮机等成套设备的锅炉蒸汽管道进行二位式自动控制和远程控制。
广泛应用于染化、纺织、印染、食品、医药、卷烟、水泥制品、石油化工、冶金等部门的自控系统。
二、主要特点耐热：电磁部分、密封件部分用特种耐高温电工材料和密封材料，并应用了各种隔热措施。
耐磨：选项材合理，阀杯和导向套间巧妙地利用流体的润滑作用，减少磨损。
耐冷凝：蒸汽管道的冷凝水是影响蒸气电磁阀动作的重要因素，本阀则不受冷凝水影响。
三、结构原理本阀是由副阀和主阀两大部件构成的先导式二次开阀的电磁阀。
是靠副阀的启闭来控制主阀的通断。
根据断电时所处开关状态的不同，可分为常闭电磁阀和常开电磁阀。
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YSF压力释放阀
YSF Pressure release valve
使用说明书
Instructions
沈阳市金钟电器厂Shenyang Jinzhong electrical appliance factory
YSF Pressure release valve
带防护罩的YSF4,5型压力释放阀定向喷油螺纹安装的YSF6型压力释放阀With a protective hood Specify the direction of Spray oil , Thread Installed
定向喷油法兰安装的YSF7型压力释放阀定向导油法兰安装的YSF8,9型压力释放阀Specify the direction of Spray oil , Flange Installation Specify the direction of Oil Guide,Flange Installation YSF7 Pressure release valve YSF8,9 Pressure release valve
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二, 型号、规格与基本技术参数Models, specifications and basic technical parameters:
1, 型号Model :
Y S F / D(S)KJTHB
压力释放阀Pressure release valve 型号举例Model example: YSF 5 –55 / 130 D(S)KJTHB
YSF 代表压力释放阀, 5 代表设计序号, 55 代表开启压力, 130 代表有效口径,
YSF On behalf of pressure release valve,5 Serial number of Design,55 Opening pressure,130 Effective aperture D ( S ) 代表开关数量单( 双 ), K 代表电信号, J 代表机械信号, TH 代表湿热带地区,B 代表闭锁装置 D(S) -Switch amount one(two), K -Electric Signal, J - Mechanical signal, TH -Humid Tropics, B-Locking Device 2, 使用条件：－30℃至+100℃ 如遇寒带地区，采用特殊密封圈可满足－45℃
Exploitation conditions －30℃ to +100℃ In case the frigid zone area, uses the special seal packing collar to be possible to satisfy －45℃
3, 基本技术参数Basic technical parameters :
有效口径Effective aperture (mm) 开启压力Opening pressure
(KPa)
关闭压力(不小于)Close Pressure (Not less than)
(KPa)
∮25
∮50
15
±5
8 25 13.5 35 19 55 29.5 ∮80 ∮130
35
19 55 29.5 70 37.5 85 45.5 138
74.5
三, 带有电信号的输出接线线路图With electrical signal output wiring circuit diagram:
a, 单开关接线线路图 b, 双开关接线线路图 C,双开关接线线路图
Single-switch Two-switch Two-switch wiring circuit diagram wiring circuit diagram wiring circuit diagram
信号开关接点容量Signal switch contact capacity ：AC 220V 5A DC 220V 0.3A(电阻负载Resistive load ）
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