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北京金驼铃通信技术有限公司
北京金驼铃通信技术有限公司
GTTFrame-typeMulti-serviceTransmissio1
1. Overview
Every board card of GTT frame-type multi-service optical transmission equipment adopt LSI with proprietary intellectual property rights, using TDM technology, mix the Ethernet, E1 signals and narrowbａnd service, such as voice etc encoded and transmitting through a couple of optical fiber. Realize the mixed transmission of Ethernet service, E1 service, speech path service, 2/4EM, RS232 or RS485 service etc. Extensive apply in telecom operator telephone bar, major client access, project of optical fiber replaced copper wire and electric power substation communication, public security bａnd four network access, army etc.
2. Performance feature
The frame can plug-in 10 optical direction service card, 1 standard SNMP network management board;
Can mixed plug-in GTT 120HK, GTT 240HK, GTT 120H-1000MK、GTT 240H-1000MK、GTT GL120HK、GTT GL240HK、GTT MUX30K；
Every optical direction provides 2-4 line-rate self-adapting Ethernet port, full/half duplex self-adapting;
Every optical direction optical interface transmission rate is 155M or 1.25G;
Every optical direction provides 15 service slots, FXO/FXS, EM2/4, hotline, magnetic, RS232/RS485 arbitrary configuration;
Every optical direction provides 4-8 E1 interface;
Every optical direction provides 30 routes voice maximum, support caller ID function.
3. Physical characteristic
Adopt module power supply: AC220V and DC-48V dual-power, power consumption <350W
Width × depth × height = 485MM × 360MM × 355MM
Working temperature: 5℃-40℃; storage temperature: -20℃-70℃; relative humidity: <95% (non-condensing)
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