HomeYour location:HomeSpecial electrical appliancesexplosion-proof equipment → KTH107煤矿用本质安全型自动电话机
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Product name: KTH107煤矿用本质安全型自动电话机
specification: KTH107煤矿用本质安全型自动电话机
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Category: Special electrical appliances -- 防爆设备
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Price: factory price
Brand: Shanghai
Place of Origin: China
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Available Quantity: batch
delivery cycle: Spot goods (or inquire by telephone)
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  Shanghai Beiyuan Industry and Trade Co.,Ltd
+86-21-66770508
+86-139101609058

Email 91way@163.com
Wechat 13901609058(Wechat)


KTH107煤矿用本质安全型自动电话机Detailed product description:Column tabs
1、直流开路电压52V 短路电流≤35mA
2、铃流开路电压56V(25HZ) 短路电流≤38mA
3、通话频率300~3400HZ
4、振铃声级≥85dB

KTH107煤矿用本质安全型自动电话机与电话用安全耦合器组成后和地面各种型式交换机,调度机配套组成本质安全型防爆通讯系统。

KTH107煤矿用本质安全型自动电话机
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