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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
有关详细的技术规格,请参阅技术说明部分或咨询伯尔梅特
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FANCYIND FANCYIND FANCYIND