专为单晶炉加热设计的高效开关电源。是唯一采用双桥相控逆变和同步整流技术的国内最新一代大功率电源。典型规格为3000A、55V。      Single crystal furnace high efficiency switch power supply.A new generation of high power supply, especially designed for Single crystal furnace with application of double bridge phase control contra-variant and synchronous rectifying technique. Typical standards: 3000A, 55V.   主要特点:1.高效节能，电源总效率高达96%，比同类开关电源提高3-6%，比晶闸管电源提高10-15%。2.高功率因数，从恒温阶段小功率输出到升温阶段满功率输出都能保持高功率因数。3.优良的电磁兼容性，输出从0—100%全程软开关，无电磁干扰，无噪声。4.最高的功率密度，体积仅为同类开关电源的1/3,晶闸管电源的1/6,外形小巧美观。5.由于开关电源的功率因数高，整机效率也很高。可以为工厂节省电费，谐波改善设备费用和电源前端变压器或发电机组等设备费用。Main Characters:1. High efficiency, energy conservation, up to 96% power effect2. High power effect from low power constant temperature stage to full power increasing temperature stage3. Outstanding electromagnetism capability, soft switch from range 0-100% output power, no electromagnetism interference, and no noise4. Highest power intensity,small volume, smart looking5. High efficiency of overall unit, low maintenance cost 规格参数：2500A～3500A/55VTechnical index: 2500A~3500A/55V容量:165KWPower:165KW频率:50 HzFrequency: 50 Hz输入相数:3相3线Input phases: 3 phases 3 wires输入电压:380 V+/-15%Input voltage: 380 V+/-15%输出电压:0-55vOutput voltage:0-55v输出电流:0-3000AOutput current:0-3000A稳压精度:<1%Voltage stabilization accuracy: <1%稳流精度: <1%Current stabilization accuracy: <1%纹波: <3%Ripple wave: <3%功率因素:95%以上Power factor: up to 95%整机效率：≥94%Unit efficiency:≥94%冷却方式:水冷Cooling method: water