Uainishaji wa joto wa chini wa umeme wa umeme
Mahitaji ya Nguvu : Umeme wa kudhibiti joto la chini-joto kawaida hutumia usambazaji wa umeme wa AC, voltage iliyokadiriwa ni 220V au 380V, frequency ni 50Hz au 60Hz.
Ishara ya kudhibiti : Mdhibiti wa umeme wa chini-joto kawaida hutumia ishara ya sasa ya 4-20mA au ishara ya voltage 0-10V kwa udhibiti. Aina ya pembejeo ya ishara ya kudhibiti
inapaswa kufanana na safu ya udhibiti wa valve.
Ufunguzi wa Ufunguzi : Aina ya ufunguzi wa umeme wa kudhibiti joto la chini kawaida ni digrii 0-90 au digrii 0-180. Uteuzi wa safu ya ufunguzi
inapaswa kuamuliwa kulingana na mahitaji maalum ya maombi.
Aina ya joto : Valve ya kudhibiti joto ya chini ya umeme inafaa kwa media ya joto la chini, kawaida hufanya kazi ya joto -60 ℃ hadi -20 ℃.
Kampuni yetu kwa kuongeza valve ya umeme wa chini-joto, pia hutoa valve ya kudhibiti pnenmatic, valve ya mpira wa nyumatiki, valve ya mpira wa umeme, na valve ya kipepeo ya nyumatiki, valve ya kipepeo ya umeme, valve ya fluorine , nk.
Valve mwili
| Type |
straight cage type ball valve |
| Nominal diameter |
DN15-400mm |
| Nominal pressure |
PN16, 40, 64; ANSI150, 300, 600 |
| Connection form: |
Flange type |
| Body material: |
WCB, CF8, CF8M, etc |
| Valve cover form: |
-40~-196℃ extended type |
| Gland form: |
bolt pressing type |
| Packing: |
flexible graphite, PTFE Valve inner assembly |
| Spool type: |
pressure balance spool |
| Adjustment characteristics: |
equal percentage, linear |
| Internal materials: |
304, 304 surfacing STL, 316, 316 surfacing STL, 316L, etc |
Utaratibu wa Utendaji
| Model: |
Electric actuator |
| Voltage: |
220V, 380V |
| Ambient temperature: |
-30-+70℃ |
| Control signal: |
4-20mADC (4-20mA signal feedback can be provided according to customer requirements) |
Mali
| Leakage amount: |
Metal valve seat: Complies with ANSI B16.104 Level IV |
| Non-metallic valve seat: |
conforms to ANSI B 16.104 Class VI |
| Accessories (as required): |
Position, filter pressure reducing valve, hand wheel mechanism, limit switch, solenoid valve, valve position transmitter, gas control valve, speed regulator, holding valve, etc. |