1.概述General Description

先感謝您選用我廠生產(chǎn)的QB12.5B～400B系列隔爆型閥門電動(dòng)裝置及其它產(chǎn)品。我廠是機(jī)械工業(yè)部定點(diǎn)制造各種閥門電動(dòng)裝置及其電機(jī)的廠家，于1995年通過(guò)ISO9001質(zhì)量。QB系列隔爆型是我廠廣泛地吸取國(guó)內(nèi)外閥門控制的經(jīng)驗(yàn)而設(shè)計(jì)的新一代產(chǎn)品。具有結(jié)構(gòu)緊湊、性能、調(diào)整方便等特點(diǎn)。        隔爆性能合GB3836.1-2000《性環(huán)境用爆電氣設(shè)備 通用要求》、GB3836.2-2000《性環(huán)境用爆電氣設(shè)備隔爆型電氣設(shè)備“d”》及/T8529-1997《隔爆型閥門電動(dòng)裝置技術(shù)條件》的規(guī)定。

2.工作環(huán)境和主要技術(shù)數(shù)據(jù)Service Environment and Main Technical Data

2.1電源  Power Supply

電機(jī)電壓：380V，50Hz（訂貨可380V～660V,  50Hz, 60Hz） 

控制電壓：220V,  50Hz（訂貨可220V～240V,  50Hz, 60Hz）

Power voltage: 380V, 50Hz (380V～660V, 50Hz, 60Hz for special order)   

Control voltage: 220V, 50Hz (220V～240V, 50Hz, 60Hz for special order) 

2.2工作環(huán)境  Service Environment

2.2.1含有性氣體或粉塵，本裝置有dⅠ（煤礦井下用電氣設(shè)備）和dⅡBT4（工廠用）兩種，dⅡBT4所適用環(huán)境為ⅡA、ⅡB級(jí)T1~T4組的性氣體混合物。

Within explosive gases or dust, these actuators are provided with Cl dI (as electric apparatus for colliery mine) and Cl dIIBT4 (for plant and works). Cl dIIBT4 is suitable to the atmosphere of explosive gases mixture specified by groups T1~T4 of Cl IIA and Cl IIB.

2.2.2環(huán)境溫度：-20 ～ +60℃  Ambient temperature: -20~60℃

  3.2.3環(huán)境相對(duì)濕度：≤90%（+25℃時(shí)） Relative humidity:≤90% (at 25℃)

2.2.4護(hù)等級(jí)：IP55（訂貨可達(dá)IP67） Protection: IP55 (IP67 for special order)

2.3本裝置為短時(shí)工作制，額定運(yùn)行時(shí)間為10分鐘。

These actuators are for short time duty. The rated operating time is 10 minutes.

2.4規(guī)格和主要技術(shù)數(shù)據(jù)見(jiàn)表1。 For specifications and main parameters see able 1

表1                                                                        Table 1