防爆電鈴
 
適用范圍Application 
1區(qū)、2區(qū)危場(chǎng)所。
IIA、IIB、IIC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 、IICgroup explosive atmosphere.
型號(hào)含義Model implication
 
產(chǎn)品特點(diǎn) Features  
鑄鋁合金外殼,表面噴塑. 圓筒隔爆面,防爆性能好,安全可靠. 鈴?fù)氡砻驽冣斍嚆~,打擊時(shí)不會(huì)引起火華.
符合GB3836-2000,IEC60079 標(biāo)準(zhǔn)要求.
The shell is of diecasted Al-alloy with plastic-sprayed surface.
Cylinder enclosure can be well explosion-proof,safe and secure.
The surface of bell is brass plated,which won’t produce sparkle when being hitten.
Suitable for GB3836-2000,IEC60079 standard request.

 
主要技術(shù)參數(shù) Main technical parameters 
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使用類別Usage
 額定電壓（V）Rated voltage
 功率（W）Power 音響強(qiáng)度（dB)Sornd level  鈴蓋直徑Bell cover  防爆標(biāo)志Ex-mark 防護(hù)等級(jí)Protection grade  進(jìn)線口螺紋（G")Protection
grade  電纜外徑(Φmm))Cable’s outerdiameter
AC