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Siemens 3AH3 Operating Instructions Manual
Also see for 3AH3: Operating instructionsInstruction manual
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Operating Instruction Siemens 3AH3 / 西门子 3AH3 真空断路器使用手册ComplementThe basic version of the vacuum circuit-breakercomprises:Electrical operating mechanism (charging motor)With mechanical and electricalanti-pumping feature (M1)Closing solenoid (Y9)Shunt release (Y1)Low-voltage plug connector, 64-pole (X0)with grommet sleeve housingAuxiliary switch 6NO+6NC (S1)Position switch for signaling"Closing spring charged" (S41, S42)Breaker tripping signal, cut-out switch (S6, S7)Operating cycle counterEach 3AH3 vacuum circuit-breaker can be equippedwith the following supplementary devices:Terminal block (X0)Extended auxiliary switch 12NO+12NC (S1)Shunt release 3AX1101 (Y2)Current transformer-operated release 3AX1102(Y4, Y5)Current transformer-operated release 3AX1104(0.1Ws)(Y6)Undervoltage release 3AX1103 (Y7)Electrical manual closing (S14, S15)Mechanical interlockIn addition to the standard shunt release Y1, the 3AH3vacuum circuit-breaker can be fitted with a maximum oftwo release of type 3AX 11The permissible combination of supplementaryequipment and special versions are stated in catalogueHG 11.完整单元标准型断路器包含以下:电动机构 (储能马达)带有机械及电气防跳 (M1)合闸线圈 (Y9)1 级分励脱扣 (Y1)64 针低压接插件 (X0)辅助开关 6 常开+6 常闭 (S1)"合闸弹簧储能"位置信号开关 (S41, S42)脱扣信号及消除脱扣信号开关 (S6, S7)操作计数器3AH3 真空断路器还可加装以下附加设备:二次接线端子排 (X0)延长型辅助开关 12 常开+12 常闭 (S1)2 级分励脱扣器 3AX1101 (Y2)电流互感器驱动型脱扣器 3AX1102(Y4, Y5)电流互感器驱动型脱扣器 3AX1104(0.1Ws)(Y6)欠电压脱扣器 3AX1103 (Y7)电气手动合闸 (S14, S15)机械联锁除了标准分励脱扣器 Y1 外, 每台 3AH3 断路器最多还可加装两个附加脱扣器 3AX 11.允许的附加设备组合和特殊型号可参阅样本 HG 11.- 2/5 - |
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