DN50-400 PN16 Kakraa a ɛko tia Non-San Ductile Dade Backflow Preventer

Nkyerɛkyerɛmu Tiatiaa:

Kɛseɛ:DN 50 ~ DN 400 na ɛwɔ hɔ
Nhyɛsoɔ:PN10/PN16/150 psi/200 psi na ɛwɔ hɔ
Susudua:
Nsusuwii:AWWA C511/ASSE 1013/GB/T25178


Nneɛma a Wɔde Yɛ Adwuma no Ho Nsɛm

Nneɛma a Wɔde Yɛ Nneɛma

Ɛsɛ sɛ yɛn adwene titiriw yɛ sɛ yɛbɛma yɛn afɛfo anya adwumayɛkuw abusuabɔ a anibere wom na ɛyɛ asɛyɛde, de adwene a ɛfata ama wɔn nyinaa ama Slight Resistance Non-Return Ductile IronBackflow Preventer a Wɔde Siw Nsu a Ɛkɔ Akyi Ano, Yɛn adwumakuw no de saa “adetɔfo a edi kan” no ama na wɔahyɛ bɔ sɛ wɔbɛboa adetɔfo ma wɔatrɛw wɔn adwuma mu, sɛnea ɛbɛyɛ a wɔbɛyɛ Ɔpanyin Kɛse no !
Ɛsɛ sɛ yɛn adwene titiriw yɛ sɛ yɛbɛma yɛn afɛfo adwumayɛkuw abusuabɔ a anibere wom na ɛyɛ asɛyɛde, de adwene a ɛfata ama wɔn nyinaa amaFlanged Type Backflow Siw Ano, Yɛn nneɛma no yɛ nea wɔn a wɔde di dwuma no gye tom kɛse na wogye di na ebetumi adi sikasɛm ne asetra mu ahiade ahorow a ɛsakra bere nyinaa ho dwuma. Yɛma adetɔfo foforo ne dedaw a wofi asetra mu tebea horow nyinaa mu akwaaba sɛ wɔne yɛn nni nkitaho mma daakye adwumayɛ mu abusuabɔ ne yɛn ho yɛn ho nkonimdi!

Nkyerɛmu:

Yɛn ɔman anidanfo no a yɛde rebaaduru a esiw nsu a ɛsen akyi kwan– ano aduru a ɛsakra agodie a wode bɛbɔ wo nsuo ho ban afiri asiane a ɛbɛtumi aba efĩ ho. Ɛnam wɔn adwini a ɛkɔ anim ne nneɛma foforɔ a ɛwɔ mu nti, yɛn backflow preventers no hwɛ hu sɛ wobɛkɔ so de nsuo a ɛho tew na ahobammɔ wom akɔ wo tenabea anaa aguadibea hɔ a wontwa mu.

Adwuma titiriw a ade a esiw nsu a ɛsen akyi no yɛ ne sɛ ɛbɛma nsu a ɛsan akɔ akyi no agyae na amma efĩ anaa efĩ biara ankɔ nsu kwan titiriw no mu. Ɛyɛ adwuma sɛ akwanside, na ɛbɔ wo nsu a wobɛnom ho ban fi asiane ahorow a ebetumi aba te sɛ nnuru, mmoawa, anaa efĩ afoforo a ebetumi asan akɔ nsu afiri no mu no ho. Yɛn backflow preventers yɛ afiri a wotumi de ho to so na ɛho hia a ɛma nsuo ho tew na ɛhwɛ ma w’abusua, adwumayɛfoɔ anaa adetɔfoɔ akwahosan ne ahobanbɔ.

Yɛn nneɛma no wɔ dual-check backflow prevention valve ma ahobammɔ a ɛboro so. Saa valve ahorow yi bom yɛ adwuma ma ɛyɛ akwanside abien a ɛmma nsu nkɔ akyi. Sɛ valve biako di huammɔ a, valve foforo nso yɛ adwuma, na ɛma nhyehyɛe no kɔ so yɛ pɛ. Wɔayɛ valve biara yiye na wɔasɔ ahwɛ kɛse sɛnea ɛbɛyɛ a ɛne nnwuma gyinapɛn ne mmara ahorow hyia. Wɔde nneɛma a ɛkorɔn na ɛyɛe, yɛn backflow preventers no yɛ nea ɛtra hɔ kyɛ na ɛtra hɔ kyɛ, na ɛma ɛyɛ adwuma mfe pii a adwennwene biara nni ho.

Nneɛma a wɔde besisi hɔ no yɛ mmerɛw na ɛnyɛ den na ɛnyɛ den sɛ wɔde bɛka nsu afiri nhyehyɛe foforo anaa dedaw mu. Yɛnnneɛma a esiw nsu a ɛsen akyi kwanwɔayɛ no sɛnea ɛbɛyɛ a wontumi nsiesie no pii, na ɛmma ɛho nhia sɛ wɔtaa yɛ adwuma anaa wosiesie. Ne nhyehyɛe a ɛyɛ ketewa na ɛyɛ fɛ no hwɛ hu sɛ ɛho nhia baabi a ɛba fam koraa, na ɛma ɛfata ma dan mu ne abɔnten nyinaa a wɔde besisi hɔ.

Yɛnam yɛn mfiri a ɛsiw nsuo a ɛsen kɔ akyi no ano no, wobɛtumi anya awerɛhyɛmu sɛ wɔbɛbɔ wo nsuo nhyehyɛeɛ no ho ban afiri asiane biara a ɛbɛtumi aba ho. Sɛ́ ebia woyɛ ofie wura, adwuma wura anaa adwumayɛbea sohwɛfo no, yɛn nneɛma no yɛ ade titiriw a wɔde ka wo nsu ho nhyehyɛe ho. Fa wo ho to yɛn backflow preventers no so sɛ ɛde adwumayɛ a ɛso bi nni, ahotoso ne ahobammɔ bɛma wo nsu nhyehyɛe no.

Fa yɛn backflow preventers no tu anammɔn a ɛyɛ ntɛm de bɔ wo nsu ho ban. Fa sika hyɛ nneɛma pa mu na bɔ nea ɛho hia kɛse ho ban – w’akwahosan, w’adɔfo ne w’adwuma. Nya nsonsonoe no mu osuahu nnɛ na hwɛ hu sɛ wobɛkɔ so de nsu a efĩ biara nni mu.

Esu:

1. Ɛyɛ nea ɛyɛ pɛpɛɛpɛ na ɛyɛ tiaa; ɔsɔretia kakra; nsu a wɔkora so (nsu a ɛkɔ nsu mu a ɛnyɛ ne kwan so biara nni hɔ wɔ nsu a wɔde ma no nhyɛso a ɛsakrasakra sɛnea ɛte daa no mu); ahobammɔ (wɔ nhyɛso a ɛyera wɔ ɔkwan a ɛnteɛ so wɔ nsuo a ɛwɔ soro nhyɛsoɔ nsuo a wɔde ma mu no, nsuo a ɛkɔ nsuo mu no tumi bue wɔ berɛ ano, na ɛda mpan, na mfimfini abura a ɛwɔ backflow preventer no di kan wɔ nsuo a ɛwɔ soro no so bere nyinaa wɔ mframa mu mpaepaemu mu); on-line detection and maintenance etc. Wɔ adwuma a ɛyɛ daa ase wɔ sikasɛm mu nsuo a ɛsen mu no, nsuo a ɛsɛe ade no designis 1.8 ~ 2.5 m.

.

3. Pɛpɛɛpɛ nhyehyɛe a drain valve, drain nhyɛso betumi asiesie nhyɛso nsakrae bo a wɔatwa nsu a wɔde ma nhyehyɛe, akwati interference nhyehyɛe nhyɛso nsakrae. On-off dwoodwoo na wotumi de ho to so, nsu a ɛretu a ɛnyɛ ne kwan so biara nni hɔ.

4. Kɛse diaphragm control cavity nhyehyɛe ma ahotoso a ɛwɔ afã atitiriw no ye sen nea afoforo backlow preventer, ahobammɔ ne ahotoso on-off ma drain valve.

5. Nneɛma a wɔaka abom a ɛyɛ kɛse diameter drain opening ne diversion channel, complementary intake ne drainage wɔ valve cavity no nni drainage haw biara, anohyeto koraa to hokwan a ebetumi aba akyi down stream ne siphon flow reversals ba.

6. Humanized design betumi ayɛ intanɛt so sɔhwɛ ne nsiesie.

Nnwuma a Wɔde Di Dwuma:

Wobetumi de adi dwuma wɔ efĩ a epira ne hann efĩ mu,ma awuduru efĩ,ɛsan nso de di dwuma sɛ entumi nsiw backflow ano denam mframa a wɔatew wɔn ho so a;
Wobetumi de adi dwuma wɔ fibea a branch pipe wɔ efĩ a epira ne nhyɛso a ɛkɔ so sen,na wɔmfa nni dwuma wɔ siw backlow of
efĩ a awuduru wom.

Nsusuwii ahorow:

xdaswd na ɛyɛƐsɛ sɛ yɛn adwene titiriw yɛ sɛ yɛbɛma yɛn afɛfo adwumayɛkuw abusuabɔ a anibere wom na ɛyɛ asɛyɛde, de ankorankoro adwene akɔ wɔn nyinaa so ama Slight Resistance Non-Return Ductile Iron Backflow Preventer, Yɛn adwumakuw no ayɛ ahofama saa “adetɔfo kan” na ahyɛ bɔ sɛ yɛbɛboa adetɔfo ma wɔatrɛw wɔn adwuma mu, sɛnea ɛbɛyɛ a wɔbɛyɛ Big Boss !
Flanged Type Backflow Siw Ano, Yɛn nneɛma no yɛ nea wɔn a wɔde di dwuma no gye tom kɛse na wogye di na ebetumi adi sikasɛm ne asetra mu ahiade ahorow a ɛsakra bere nyinaa ho dwuma. Yɛma adetɔfo foforo ne dedaw a wofi asetra mu tebea horow nyinaa mu akwaaba sɛ wɔne yɛn nni nkitaho mma daakye adwumayɛ mu abusuabɔ ne yɛn ho yɛn ho nkonimdi!

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