Kev ua haujlwm li qub thiab kev teeb tsa ntawm Moulded Case Circuit Breakers

Kev teeb tsa ntawm Moulded Case Circuit Breaker:

1. ambient kub - 5 +40;

2. Qhov siab ntawm qhov chaw teeb tsa yuav tsum tsis pub tshaj 2000 m.

3. Cov huab cua txheeb ze tsis tshaj 50% ntawm qhov kub siab tshaj ntawm + 40 C. Cov txheeb ze cov av noo siab dua tuaj yeem tso cai rau qhov kub qis dua, xws li txog li 90% ntawm 20 C. Kev ntsuas tshwj xeeb yuav tsum tau ua rau qee zaus condensation vim kub hloov.

4. Cov pa phem qib yog 3.

5. Kev teeb tsa pawg ntawm lub ntsiab hluav taws xob ntawm Circuit Court breaker yog IV, thiab kev teeb tsa pawg ntawm lwm qhov kev pab cuam thiab tswj Circuit Court yog III.

6. Circuit Court breakers yog tsim rau electromagnetic ib puag ncig A.

7. TH hom Circuit Court breaker tuaj yeem tiv taus cov huab cua ntub, tshuaj tsuag ntsev, roj tsuag thiab pwm los ntawm GB / T 2423.4 thiab GB / T 2423.18 kev xeem yuav tsum tau ua.

8. Qhov ntsug inclination ntawm Circuit Court breaker installation tsis tshaj 5 degrees.

9. Circuit Court breakers yuav tsum tau muab tso rau hauv qhov chaw uas tsis muaj kev phom sij tawg, tsis muaj plua plav conductive, tsis muaj corrosion txaus ntawm cov hlau thiab kev puas tsuaj ntawm rwb thaiv tsev.

10. Circuit Court breaker yog ntsia rau hauv txee txee chamber, thiab lub qhov rooj ncej yog ntsia.Kev tiv thaiv qib yog mus txog 1 P40.

Kev ua haujlwm ntawm Moulded Case Circuit Breakers:

1. Circuit Court breakers dhau qhov kev xeem ntawm GB/T 2423.1 thiab GB/T 2423.2.Cov huab cua nyob ib puag ncig tuaj yeem qis li -25 (-40 (-40 (-40 (-40%)) nrog EN ntse tswj)) thiab siab li + 70 (-40 (-40 (-40) (-)) 40 (-40 (-40%) rau kev txo peev xwm).

2. Txo peev xwm tshaj 2000 m saum hiav txwv theem;

3. Cia tej yam kev mob: ambient cua kub yog - 40 ~ 70 ~

Tej zaum koj yuav txaus siab rau:

Cov lus piav qhia ntxaws txog Kev Kho Txhua Hnub ntawm Moulded Case Circuit Breaker

Kev xaiv thiab kev teeb tsa ntawm Moulded Case Circuit Breaker

Kev pabcuam lub neej ntawm cov ntaub ntawv yas Circuit Court breaker thiab teeb meem xav tau kev saib xyuas