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防爆電鈴
適用范圍Application
1區、2區危場所。
IIA、IIB、IIC類爆竹性氣體環境.
Can be used in Zone 1 and Zone 2one 2 dangerous places.
Can be used in IIA,IIB 、IICgroup explosive atmosphere.
型號含義Model implication
產品特點 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. 鈴碗表面鍍鈹青銅,打擊時不會引起火華.
符合GB3836-2000,IEC60079 標準要求.
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.
主要技術參數 Main technical parameters
公司官方網站；www.yyfbk.com
使用類別Usage
額定電壓（V）Rated voltage
功率（W）Power 音響強度（dB)Sornd level 鈴蓋直徑Bell cover 防爆標志Ex-mark 防護等級Protection grade 進線口螺紋（G")Protection
grade 電纜外徑(Φmm))Cable’s outerdiameter
AC
