產(chǎn)品名稱:  BQJ52系列防爆星三角起動(dòng)箱（ⅡB） 
 
適用范圍Application 
1區(qū)、2區(qū)危場(chǎng)所。
IIA、IIB類爆竹性氣體環(huán)境.
Can be used in Zone 1 and Zone 2one 2 dangerous places.
Can be used in IIA,IIB group explosive atmosphere
.
型號(hào)含義Model implication

 
產(chǎn)品特點(diǎn) Features  
該產(chǎn)品適用于3-95KW 三相異步電動(dòng)機(jī)不頻繁起動(dòng)和停止.
鑄鋁合金或鋼板焊接外殼,表面噴塑.
內(nèi)裝斷路器,交流接觸器,時(shí)間斷電器,熱繼電器,電流互感 器,電壓表,電流表,轉(zhuǎn)換開關(guān),指示燈.
延時(shí)自動(dòng)控制時(shí)間繼電器（0-60秒內(nèi)可調(diào)）.
適用于不間斷*工作制或反復(fù)短時(shí)工作制,在反復(fù)短時(shí) 工作制下的操作頻率為30次/小時(shí),兩次邊疆起動(dòng)間隙不 小于90秒.
具有過載,短路,斷相保護(hù)等功能.
可根據(jù)用戶要求特制.
鋼管或電纜布線均可.
45kw以下為鋁合金殼體,45kw（含45kw）以上的為鋼板焊 接殼體.
符合BG3836-2000,IEC60079標(biāo)準(zhǔn)要求.
Suitable for 3-95kw asynchronous motor to start and stop unfrequently.
The shell is of diecaste Al-alloy or welded by steel plates with plastic-sprayed surface.
Inside is installed with CB,AC contactor,time relay,thermal relay,CT,
Voltmeter,ammeter,conversion switch and indicatior.
Delayed self-controlled relay （0-60s adjustable）.
Suitable for continuously work or short interval work,at short intarval
work its operating frequency is 30 times/hour,the interval is not less
Than 90 seconds.
With protections of over load,short-circuit,phase-failure.
Special requirements can be provided.
Conduit wiring or cable wiring.
The shell is of diecasted-AI,if<45kw,welded steel plate,if
Suitable for GB3836-2000,IEC60079 standard request.

 
主要技術(shù)參數(shù) Main technical parameters
 
產(chǎn)品型號(hào)Type
 控制電機(jī)功率（kw）Power of controlled motor
 額定電流（A）Rated current 熱繼電器整定額定電流（A） Setting current of thermal ralay 時(shí)間繼電器整定值（S）Setting of time relay
CBQ56-Y13 13 26 1.05In 11 
CBQ56-Y17 17 33 13
CBQ56-Y22 22 42.8 15
CBQ56-Y30 30 58 17
CBQ56-Y37 37 72 17
CBQ56-Y45 4 90 20
CBQ56-Y55 55 105 24
CBQ56-Y75 75 150 30
CBQ56-Y95 95 190 35
 
防腐等級(jí) Corrosion-proof grade  防爆標(biāo)志 Ex-mark  防腐等級(jí) Corrosion-proof grade  進(jìn)線口螺紋（G"） Inlet’s thread  出線口螺紋（G"）Outlet’s thread  電纜外徑（）Cable’s outside diameter 
IP54 Exd II BT4  WF1 1 1/2-3  1 1/2-3  30-50
 
 
外形及安裝尺寸 Outlinge and installing dimension