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拆机报告编号: 样机资料电源开关控制 电路及指示灯 控制电路 瓶充电控制 IC :U3843BN、整机照片图 图一：电源主体 逆变电路 电瓶 I R RS232接口可以与计算 连进行通讯模式转 F74 0 .............― 换控制 电路MOS 管 K2608 TX1电瓶充电 控制电路防雷击浪涌 保护电路电容后侧有 一稳压管： 7805 逆变电路双运算放大器LM358市电检测蜂S |稳压输蜂鸣器电路电源启动控制 稳压.PWM 控制RF32C四Q27:蜂鸣器驱动三极管充电控制辅 助电路2个HLM358双运放反馈5电路：市电检测电 路IC : SG3525AN1020=二 可编程 升压电路C68HC908市电异常时市电正常时五、工作原理1、 市电正常时，市电经 EMI 电路滤波后，一路经继电器与负载连接，由市电直接为负载供电；另一路在电池充电控制电路作用下，经充电电路为电 池充电，其电路主体由充电控制 IC UC3848BN MOS 管 K2608以及外围电路组成。
同时，市电经采样电路输入给市电检测电路进行市电检测，检测电路主要由双运放LM358及外围电路组成。
2、 当市电异常时，市电检测电路将信号传递给处理器U01，由U01发出指令，继电器断开市电通路，切换到电池供电状态。
电池电源经 PWM 控制ICSG3525AN 进行PW 碉制后的信号，经两只 MOS 管HRF3205组成的推挽电路和 TX1、D04、D05组成它激式逆变电源电路升压到约 330V 后，经Q04~Q07组成 的逆变电路转换为交流市电为负载供电。
输出为方波交流。
3、 该电源逆变部分使用 4支MOS 管IRF740组成全桥逆变电路，逆变电源部分升压前级使用两支MOS 管HRF3205组成推挽电路，充电控制部分使用 1支 MOS 管 K2608。
4、 该UPS 电源带有防雷击浪涌保护电路，采用瞬变抑制二极管和压敏电阻组成突波抑制电路。
技术协议供方：需方：2018年7月、高压无功自动补偿装置1、产品遵循的主要标准GB50227-95《并联电容器装置设计规范》SD205-87《高压并联电容器技术条件》DL492.9-91《电力系统油质试验方法绝缘油介电强度测定法》DL462-92《高压并联电容器用串联电抗器订货技术条件》DL/T653-1998《高压并联电容器用放电线圈订货技术条件》JB7111-93《高压并联电容器装置》GB11032-89《交流无间隙金属氧化锌避雷器》GB10229-88《电抗器》GB50150《电气装置安装工程电气设备交接试验标准》GB/T5882《高压电力设备外绝缘污秽等级》GB3983.2《高压并联电容器》GB311.1-97《高压输变电设备的绝缘配合》GB/T16927《高电压试验技术》GB763《交流高压电器在长期工作时的发热》GB11025《并联电容器用内熔丝和内部压力隔离器》DL442《高压并联电容器单台保护用熔断器定货技术条件》DL/T604《高压并联电容器成套装置定货技术条件》JB/T8970《高压并联电容器用放电线圈》GB/T11024.1-2001《高压并联电容器耐久性试验》GB50062-92《电力装置的继电保护和自动装置设计规范》2、设备主要技术性能参数2.1环境条件2.1.1安装地点：户内2.1.2安装形式：柜式2.1.3海拔：<1000米2.1.4环境温度：一25°C/+55°C最大日温差：25K2.1.5环境湿度：月平均相对湿度（25C）不大于95%日平均相对湿度（25C）不大于95%2.1.6耐受地震能力：地震烈度：W8度地面水平加速度：2.5m/s2地面垂直加速度：1.25m/s22.1.7污秽等级：III级泄露比距不小于25mm/Kv（相对与系统最高电压）2.1.8安装环境无有害气体和蒸汽，无导电或爆炸性尘埃，无剧烈震动。
2.2系统运行条件2.2.1额定电压：10KV2.2.2最高运行电压：12KV2.2.3额定频率：50HZ2.2.4谐波情况：电抗率6%，能抑制五次及以上谐波2.2.5电容器组接线方式：单星形开口三角形电压保护2.2.6进线方式：电缆下进线2.3设备名称及型号：2.3.1设备名称：高压无功自动补偿装置2.3.2设备型号：GGZB10-1800（300+600+900）AK2.3.3设备数量：1套3、设备要求：装置补偿总容量为1800kvar,分三组自动投切，每组投切容量分别为300Kvar、600Kvar、900Kvar。
SEMIPACK ®6SKETThyristor ModulesSKET 741/22 EFeatures•Precious metal pressure contacts for high reliability•Thyristor with amplifying gate •UL recognized, file no. E 63 532Typical Applications*•DC motor control (e. g. for machine tools)•Temperature control (e. g. for ovens, chemical processes)•Softstart applicationAbsolute Maximum Ratings SymbolConditions Values UnitChip I T(AV)sinus 180°T c =85°C 819A T c =100°C 564A I TRMS continuous operation 1500A I TSM 10ms T j =25°C 30000A T j =125°C 26500A i 2t 10msT j =25°C 4500000A²s T j =125°C3500000A²s V RSM2300V V RRM 2200V V DRM 2200V (di/dt)cr 200A/µs (dv/dt)cr 1000V/µs T j -40...125°C Module T stg -40 (130)°C V isola.c.; 50 Hz; r.m.s.1min 3000V 1s3600VCharacteristics SymbolConditions min.typ.max.UnitChip V T T j =125°C, I T =3000A 1.51V V T(TO)T j =125°C 0.82V r T T j =125°C0.17m ΩI DD ;I RD T j =125°C,V DD = V DRM ; V RD = V RRM 150mA t gd T j =25°C,I G =1A, di G /dt =1A/µs4µs t q 350µs I H T j =25°C500mA I L T j =25°C,R G =33Ω2500mA V GT T j =25°C,d.c. 2.2V I GT T j =25°C,d.c.250mA V GD T j =125°C, d.c.0.25V I GD T j =125°C, d.c.10mA R th(j-c)cont.per chip 0.0405K/W per module 0.0405K/W R th(j-c)sin. 180°per chip 0.042K/W per module 0.042K/W R th(j-c)rec. 120°per chip 0.043K/W per module0.043K/WModule R th(c-s)chip 0.015K/W module 0.015K/W M s to heatsink M6 5.1 6.9Nm M t to terminal M1216.219.8Nm a 5 * 9,81m/s²w1950gThis is an electrostatic discharge sensitive device (ESDS), international standard IEC 60747-1, chapter IX.*IMPORTANT INFORMATION AND WARNINGSThe specifications of SEMIKRON products may not be considered as guarantee or assurance of product characteristics("Beschaffenheitsgarantie"). The specifications of SEMIKRON products describe only the usual characteristics of products to be expected inSKETtypical applications, which may still vary depending on the specific application. Therefore, products must be tested for the respective application in advance. Application adjustments may be necessary. The user of SEMIKRON products is responsible for the safety of their applications embedding SEMIKRON products and must take adequate safety measures to prevent the applications from causing a physical injury, fire or other problem if any of SEMIKRON products become faulty. The user is responsible to make sure that the application design is compliant with all applicable laws, regulations, norms and standards. Except as otherwise explicitly approved by SEMIKRON in a written document signed by authorized representatives of SEMIKRON, SEMIKRON products may not be used in any applications where a failure of the product or any consequences of the use thereof can reasonably be expected to result in personal injury. No representation or warranty is given and no liability is assumed with respect to the accuracy, completeness and/or use of any information herein, including without limitation, warranties of non-infringement of intellectual property rights of any third party. SEMIKRON does not assume any liability arising out of the applications or use of any product; neither does it convey any license under its patent rights, copyrights, trade secrets or other intellectual property rights, nor the rights of others. SEMIKRON makes no representation or warranty of non-infringement or alleged non-infringement of intellectual property rights of any third party which may arise from applications. Due to technical requirements our products may contain dangerous substances. For information on the types in question please contact the nearest SEMIKRON sales office. This document supersedes and replaces all information previously supplied and may be superseded by updates. SEMIKRON reserves the right to make changes.。
