KJ-1/2/3/4型程控电话交换机

岸线呼入呼出 最大用户数:24/48/>48 信号音 : 450 ± 25Hz 正弦波 铃流电压 : 75 ± 10V、25 ± 3Hz 传输衰耗 : ≤2dB 串音衰耗 : ≥68dB 船用程控电话文换机
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Parameter


信号音450 ± 25Hz 正弦波
铃流电压75 ± 10V、25 ± 3Hz
传输衰耗≤2dB
串音衰耗≥68dB
用户馈电压24V
颜色中绿灰 (RAL 6034)
主电源AC220V ± 10%
应急电源DC24V -25% / +30%
最大功耗40/60/100W
防护等级IP20/IP22
重量17.3/24.5/27.5/42Kg
功耗KJ-1 ≤48W

20W，每部电话1W
主要材质碳钢
重量17.3/24.5/27.5/42Kg
防护等级IP 22
上架前核对防护等级请核对规格差异


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