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FANCYIND

                                FANCYIND                                                FANCYIND
      伯尔梅特  建筑领域阀门


                                                                                                  PRV 系列

                                                                                                  压力控制

        产品特性和优点                                                                              WW-D20-233WB
                                FANCYIND
 FANCYIND         ■ 过流量大,内部表面光滑阻力小,水头损失小                                                FANCYIND

        n  Large water passage with smooth internal finish ensure high flow capacity with minimal loss of pressure
        n  Stainless steel Nickel plated seat ensures long life span of the device
        ■ 该减压装置采用不锈钢镀镍阀座,使用寿命长
        n  Thermoplastic material of the internal piston structure guarantees rigidity, strength and an enhanced regulation precision thanks to the
        ■ 内部活塞结构采用热塑性材料制成,非常坚固耐用。阀座设计精良,调节准确度高。
           compensated seat.
        ■ 设计简洁合理,部件少,可在线检查和维修
        n  Simple design with few parts allows easy in-line inspection and service

        技术参数

          尺寸








        连接形式:
        End Connections:
 FANCYIND  螺纹符合 ISO 228/1       FANCYIND                    测试标准:                       FANCYIND
        Threads according to ISO 228/1
                                                             Tests According  to:
        Gauge connection:  Threads according to
                                                             n  EN 1567 – Compliant with the codes of practice stipulated in
                                                            ■  EN 1567 – 符合德国燃气与供水工业技术和科学协会 DVGW
        压力表连接: 螺纹连接,符合EN 10226- Rp¼" (ex ISO 7/1)
        EN 10226- Rp¼” (ex ISO 7/1)
                                                              W 570-1标准
                                                               DVGW W 570-1 (German Technical and Scientific Association
        压力等级: 最大允许工作压力 (PN) 25 bar.
        Pressure Rating: Max. allowable working pressure (PN) 25 bar.
                                                            ■  EN 1567 – 8.3.2,预设压力偏差认证
        出口设置(Ps): 1-5.5 bar
                                                               for Gas and Water).
        Outlet settings  (Ps): from 1 to 5.5 bar
        测试Ps值: 3 bar
                                                             n  Verification of the deviation from the pre-set pressure (Ps)
        Ps value set during testing:  3 bar
        阀门形式: 球型                                            ■  EN 1567 – 8.3.1,压力设置点范围认证
                                                            ■  EN 1567 – 8.3.4,流量和出口压力(符合DVGW W 570-1 –
                                                               according to EN 1567 – 8.3.2
        Valve Pattern: Globe
        水温: 达 130°C (266°F)                                    6.1.3)
        Water Temperature:  Water up to 130°C (266°F)
                                                             n  Verification of the setpoint range according to EN 1567 – 8.3.1
        标准材料                                                ■
                                                               最高噪声I-Lmax (dBA)< 20
        Standard  Materials
        主体: 镀镍黄铜233(黄铜234)                                   n  Flow rate and outlet pressure according to EN 1567 – 8.3.4
        Body: Brass Nickel-plated 233 (Brass 234)
        内部部件: SM镀锌钢 校准弹簧 –                                     (compliant with recommendations DVGW W 570-1 – 6.1.3)
        Internals: SM GALVANIZED STEEL calibration  spring -
        EN 10270-1 镀镍电镀涂层 EN12540 (Cu/Ni5s)                  n  Acoustic group  I-Lmax (dBA) < 20
        EN 10270-1 Nickel plating ELECTRODEPOSITED COATING EN
        不锈钢插入式底座 EN 10088-14310 (AISI 303)
        12540 (Cu/Ni5s) STAINLESS STEEL insert seat EN 10088-14310
        弹性部件: 三元乙丙橡胶隔膜,增强尼龙纤维 70 Sh
        (AISI 303)
        O型圈和底座垫圈为丁晴橡胶材料
        Elastomers:  EPDM rubber diaphragm, nylon reinforced to 70 Sh
        O-ring washers and seat gaskets in NBR RUBBER
        流量表                                                  如何订购
                                                             请按照以下参数顺序指定所需阀门:
           35

                                                3"-4"             Size      Model       Category    End Connections
                                                                 尺寸        D20- 型号       WB 类别          连接形式
           30
 FANCYIND           25          FANCYIND                              3 ½”       Female   233   FANCYIND




                                                                   /8”
                                                                                              Threaded  ISO 228/1
                                                                                234
                                                                           Male
                                                                            内螺纹  233
                                                                                                 螺纹连接
           20
                                                                  ¾”
                                                                            外螺纹  234
                                                                   1”
                                                                  1½”
                                                1"1/2-2
         m 3 /h   15                            2”1/2             1¼”
                                                1"1/4              2”
           10

                                                1"
                                                3/4"
           5
                                                1/2"

           0
             0     1      2      3      4      5      6
                     △p Bar 压力校准 / 供水压力


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 FANCYIND                       FANCYIND                                                FANCYIND
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