成人久久网,久久久94人妻无码精品蜜桃,蜜桃视频网址,午夜福利无码在线

 

技術(shù)特點(diǎn)

◆齒條由優(yōu)質(zhì)碳鋼材料制成，推力強(qiáng)勁，運(yùn)行穩(wěn)定，特別適用于各類大型排煙通風(fēng)窗，大型窗戶和采光天窗的開啟，雙齒條安裝方式，確保窗戶開啟時(shí)水平方向接觸受力面。。

◆大于30000次推出及拉回的壽命設(shè)計(jì)，經(jīng)負(fù)載測(cè)試合格。

◆內(nèi)置接線端子，方便布線滿足消防布線的要求。

◆保護(hù)等級(jí)：IP54。

◆為重型窗而考慮的多種驅(qū)動(dòng)方式，適于跨度過大的天窗。

◆開啟行程40-1000mm，可根據(jù)用戶需求定制。

◆產(chǎn)品符合國標(biāo)：GB/T 19001-2008，通過歐盟CE認(rèn)證和中國***消防電子產(chǎn)品認(rèn)證。

 

Technical Features

◆ The rack is made of high quality carbon steel, strong thrusting, stable running. Especially suitable for various larger smoke 

exhaust ventilation window &skylights.

◆ Designed life: more than 30000 times push-pull cycles.

◆ Terminals built-in, convenient for fire control wiring.

◆ Protection class: IP54.

◆ Multiple drive mode for heavy skylight, suitable for span big window.

◆ The stroke can be customized according to customer requirements.

◆ In conformity with GB/T 19001-2008, passed the CE &CCCF certification.

技術(shù)參數(shù)/Technical Date