公司生产的CATV专用连接器，采用国内（M10×0.75）国际(5/8"-24牙、3/8"-32牙)通用接口尺寸,具有优良的互换性能。在0—1GHz使用频率范围内，回波反射损耗大于28dB，绝缘电阻大于5000MΩ，耐电压达到2000V。具有很好的密封、耐腐蚀性和可靠的连接强度。特别适用于野外干线、支线电缆与设备的连接。
The universal sizes applied in China (M10×0.75) and international universal sizes（5/8"-24UNEF，3/8"-32UNEF）of CATV connectors made by our company manifests the satisfied adapting for mutual changeover. Within the frequency between 0～1GHz,the echoes reflection consumption is more than 28dB, insulation resistance, more than 5000MΩ and 2000V withstand voltage with excellent performances of sealing, erosion proff and reliable connecting strength,especially fitted in cable connections for main lines, branch lines in field and equipment. 序 号 | 项 目 Item | 指 标 | 1 | 使用频率 Applied frequency | 0～1GHz | 2 | 温度范围 Temperature range | -40℃～+85℃ | 3 | 特性阻抗 Characteristic impedance | 75Ω | 4 | 驻波比 Standing wave ratio | ≤1.2 | 5 | 工作电压 Working voltage | 500V（AC） | 6 | 绝缘电阻 Insulation impedance | ≥1000MΩ | 7 | 接触电阻Contact impedance | 内导体≤10MΩ Inner conductor≤10MΩ | 外导体≤5MΩ Exterior conductor≤5MΩ | 8 | 密封（泄漏率）Sealing （Leakage rate） | ≤100Kpa.cm3/h | 9 | 耐压 Withstanding voltage | 1500V/1min | 10 | 屏蔽效率 Shielding efficiency | 小于-90dB | 11 | 盐雾 Salt fog | 5%盐液的盐雾24h 24hrs salt fog at 5% salt liquid | 12 | 使用寿命 Service life | 500次 500 times | 13 | 抗电缆拉伸能力 Cable tensile strength | 300N作用1min 300N for 1 minute action |
材料选用 零 件 | 材 料 | 镀 层 | 表 面 处 理 | 插 针 | 铅 黄 铜 Hpb59-1 | 镀 银 | 壳体上凡螺纹连接处均浸涂 DJB-823 电接触固体薄膜保护剂 | 插 孔 | 锡 青 铜 QSn6.5-0.1 | 镀 银 | 绝 缘 子 | 聚 四 氟 乙 烯 | | 压紧套、紧固架 | 聚 甲 醛 | | 连接螺母、轴套 | 铅 黄 铜 Hpb59-1 | 镀 镍 | 壳体、锁紧件 | 铝 合 金 LY12-CZ | 导电氧化 | 密封件 | 硅橡胶/三元乙丙橡胶 | |
Components | Materials | Coating | Surface treatment | Insert needle | Lead/brass Hpb59-1 | Silver coating | Every place where the shell connects thread should be coated with DJB-823 solid electrical contact film protecting agent | Insert hole | Tin/bronze QSn6.5-0.1 | Silver coating | Insulator | Teflon | | Press bush,
fastener | Polyformaldehyde | | Nuts,bush | Lead/brass Hpb59-1 | Nickel coating | Shell,locker | Al.alloy LY12-CZ | Conduction oxidation | Seals | Silicon rubber/ethylene propylene diene copolymer | |
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