產品名稱:   CBQ53系列防爆電磁起動器（ⅡB、ⅡC） 
 
適用范圍Application  


1區(qū)、2區(qū)危場所.
IIA、IIB、IIC類爆炸性氣體環(huán)境
*要求IIC 類時請注明。
Can be used Zone 1 and Zone 2 dangerous places.
Can be used in IIA，IIB，IIC group explosive atmosphere.
*Please note if need IIC group.
   
產品特點 Features 型號含義Model implication  
鑄鋁合金外殼，表面噴塑。 
內裝交流接觸器，自復位萬能轉換開 
關或按鈕等。 
可控制交流50Hz，380V，三相異步電
動機的直接起動停止，并具有過載和 
斷相及失壓保護。 
鋼管或電纜布線均可。 
符合GB3836-2000，IEC60079 標準要求。 
Diecasted AI-alloy shell with plastic-sprayed surface.
Inside is installed AC contactor，thermal relay，self-
settable universal conver-sion switch.
Able to directly control AC 50Hz，380V asynchronous
motor with the protection of overload，phase-failure
and voltage-absent.
Steel tube wiring or cable wiring.
Suitable for GB3836-2000，IEC60079 standard request.
   
主要技術參數(shù) Main technical parameters 
 
產品型號Type 
  額定電壓(V)Rated voltage
  額定電流(A)Rated current 控制電動機最大功率（KW）Max.Power of controlled motor   繼電器整定電流調節(jié)范圍（A) Setting curent of thermal relay 出線口螺紋
（G")Outlet’s theread 防爆標志Ex-mark 電纜外徑(Φ，mm) Cable’s outerdiameter 防護等級Protection grade 
CBQ53-9/□ 380/220 9   7-10 4及以下 1 10-14 Exed II BT6
*Exde II CT6   IP54 
CBQ53-12/□ 12 9-13 5.5 
CBQ53-18/□ 18 12-18 7.5 
CBQ53-25/□   25 17-25 11 
CBQ53-40/□ 40 28-45 18.5 
CBQ53-63/□   63 40-63 30 1/2
  18-22 
CBQ53-100/□ 100 75-125 40 
CBQ53-9/□ 9 7-10 4及以下 1 10-14 
CBQ53-12/□ 12 9-13 5.5 
CBQ53-18/□N   18 12-18 7.5 
CBQ53-25/□N 25 17-25 11 
CBQ53-40/□N 40 28-45 18.5 
 
 
*注：電流大于技術參數(shù)表上之規(guī)定的，請與工程技術人員聯(lián)系
*Note:If the current is up to the technical parameters，please contact with the technology or engineering dept. 
外形及安裝尺寸 Outlinge and installing dimension 
   
CBQ53-20(IIB)   CBQ53-40 (IIB)
CBQ53-10N/20N(IIB) 
 
   
CBQ53-60 (IIB)   CBQ53-100 (IIB)
CBQ53-40N/60 (IIB)  
   
CBQ53-20 (IIC)