Xov xwm tuam txhab

Hauv HVAC (Tsuas Cuab, Cua Txias, thiab Cua Txias) tshuab, uas yog qhov tseem ceeb rau kev tswj xyuas kev nplij siab hauv tsev thiab huab cua zoo, damper actuators yog qhov tseem ceeb ntawm cov khoom tseem ceeb. Ua raws li "tswj tes" ntawm qhov system, t ...

90% ntawm kev sib tsoo tawg yog tshwm sim los ntawm kev xaiv cov khoom siv tsis raug! Kev tawg ntawm kev lag luam yog kev puas tsuaj loj-tab sis feem ntau yog tiv thaiv tsis tau. Yog tias koj ua haujlwm hauv roj & roj, tshuaj ua haujlwm, lossis kev lag luam phom sij, phau ntawv qhia no yog rau koj ....

ATEX daim ntawv pov thawj yog hais txog "Cov Khoom Siv thiab Kev Tiv Thaiv Cov Txheej Txheem rau Cov Cuab Yeej Hluav Taws Xob" (94/9 / EC) cov lus qhia uas tau txais los ntawm European Commission rau Lub Peb Hlis 23, 1994. Cov lus qhia no suav nrog kuv thiab cov khoom tsis yog mine ...

Daim ntawv tshaj tawm EAC thiab EAC daim ntawv pov thawj ntawm kev ua raws yog cov ntaub ntawv qhia thawj zaug hauv xyoo 2011, yog li tsim cov kev cai TR CU ntawm Eurasian Economic Union. Cov ntawv pov thawj EAC yog muab los ntawm indep ...

UL daim ntawv pov thawj yog daim ntawv pov thawj uas tsis tas yuav tsum tau ua hauv Tebchaws Meskas, feem ntau yog kuaj thiab ntawv pov thawj ntawm cov khoom lag luam kev nyab xeeb, thiab nws cov ntawv pov thawj tsis suav nrog EMC (electromagnetic compatibility) yam ntxwv ...