电源1606-XL960E-3稳压电源工作原理 用的控制部分。电源接上负载后,通过采样电路获得输出电压,将此输出电压和基准电压进行比较。如果输出电压小于基准电压,则将误差值经过放大电路放大后送入调节器的输入端,通过调节器调节使输出电压增加,直到和基准值相等;如果输出电压大于基准电压,则通过调节器使输出减小。 稳压器电路由=l2V电源电路 电压检测控制电路 过电压保护组成,如图5-51所示l2V电源电路由调压变压器T的W4 W5绕组和整流二极管VDl-VD4 滤波电容器Cl C2组成。电压检测控制电路由电阻器R-R7 电位器RPl Rm 稳压二极管VS 电容器C3 C4和运算放大器集成电路IC(Nl-N3)组成。过电压保护电路由IC内部的N3 晶体管V3 电阻器Rl2和继电器K组成。自动调压电路由电阻器R8-Rll 晶体管Vl V2 直流电动机M 滑动触头和T的Wl-W3绕组组成。将交流稳压器的输大端与市电相接后,在T的W4 W5绕组上产生了感应电压。该电压经VDl-VD4整流及Cl C2滤波后,为IC和Vl V2等提供 士l2V不稳定工作电压。+l2V电压还有其他作用。经Rl-R3分压 VS稳压后,分别为Nl-N3的反相输入端提供基准电压;为过电压保护电路申的K和V3提供工作电源;经R4 RP2 R6分压后,为Nl和N2的正相输入端提供检测电压;经R7 RPl R5分压后,为N3的正相输入端提供检测电压。 Nl-N3将正相输大端的检测电压与反相输大端的基准电压进行比较,用产生的误差电压去控制自动调压电路。 当市电电压正常时,Nl和N2的输出端电压为OV,Vl和V2均处于截止状态,电动机M不工作。 当市电电压偏低时,Nl和N2输出低电平,使V2导通,Vl截止,M逆时针旋转,通过滑壁臂驱动滑动触头移动,与T相应的电压抽头接触 (T的Wl W2绕组共设置了21个电压抽头,每一档的电压调节范围为5V),通过T的W2绕组来提升输出电压。当输出交流电压升至220V时,V2截止,M停转。当市电电压偏高时,Nl和N2均输出高电平,使Vl导通,V2截止,M顺时针旋转,通过滑臂驱动滑动触头移动,与T相应的电压抽头接触,通过T的Wl绕组来降低输出电压。当输出交流电压降至220V时,Vl截止,M停转。当市电电压偏高过260V时,N3因正相输入端电压**反相输入端电压而输出低电平,使V3截止,,K释放,其常闭触头接通交流电压的输出回路。当市电电压为160-260V时,N3因正相输入端电压低于反相输入端电压而输出高电平,使V3导通,K吸合,其常闭触头断开,从而保证负载(用电器)不会因过电压而损坏。 20CF460N0ANNBNA0 20CF502A0ANNBNA0 20CF502N0ANNBNA0 20CF590A0ANNBNA0 20BC011A0AYNANC0 20BC010AYNANC0 20BC022A0AYNANC0 20BC1P3A0AYNANC0 20BC2P1A0AYNANC0 20BC3P0AYNANC0 20BC5P0A0AYNANC0 20BC8P7A0AYNANC0 20BC030A0AYNANC0 20BC037A0AYNANC0 20BC043A0AYNANC0 20BC056A0AYNANC0 20BC072A0AYNANC0 20BC080ANNANC0 20BC080AYNANC0 20BC100ANNANC0 20BC100AYNANC0 20BC140A0ANNANC0 20BC140A0AYNANC0 20BC170A0ANNANC0 20BC170A0AYNANC0 20BC200ANNANC0 20BC200AYNANC0 20BC260A0ANNANC0 20BC260A0AYNANC0 20BD011A0AYNANC0 20BD1P1A0AYNANC0 20BD2P1A0AYNANC0 20BD3P4A0AYNANC0 20BD5P0A0AYNANC0 20BD8P0A0AYNANC0 20BD014A0AYNANC0 20BD022A0AYNANC0 20BD027A0AYNANC0 PF4M系列三相380V/5.5KW 变频器22F-D013N104 PF40P系列三相380V/5.5KW 变频器22D-D012N104 PF40P系列三相380V/7.5KW 变频器22D-D017N104 PF40P系列三相380V/11KW 变频器22D-D024N104 PF4M系列三相380V/0.75KW 变频器22F-D2P5N103 PF4M系列三相380V/1.5KW 变频器22F-D4P2N103 PF4M系列三相380V/3.7KW 变频器22F-D8P7N103 PF4M系列单相220V/0.75KW 变频器22F-A4P2N103 PF4M系列单相220V/0.4KW 变频器22F-A2P5N103 PF4M系列三相380V/7.5KW 变频器22F-D018N104 PF4M系列单相220V/2.2KW 变频器22F-A011N103 PF4M系列单相220V/1.5KW 变频器22F-A8P0N103 PF4M系列三相380V/11KW 变频器22F-D024N104 PF4M系列三相380V/0.4KW 变频器22F-D1P5N103 PF4/EMC/单相220V/0.75KW 变频器22A-A3P6N113 PF4系列三相380V/0.4KW 变频器22A-D1P4N104 PF40系列单相220V/2.2KW 变频器22B-A012N104 PF40P系列三相220V/0.4KW 变频器22D-B2P3N104 PF40系列三相380V/0.4KW 变频器22B-D1P4N104 1606-XLP95E Power Supply XLP 95 W Power Supply 1606-XLPRED 1606 Power Supply 1606-XLRED20-30 1606 Power Supply 1606-XLRED40 1606 Power Supply 1606-XLS1000DX-3 AC/DC DIN MT PS 1000W 24V 1606-XLS120E Power Supply XLS 120 W Power Supply 1606-XLS120EA Power Supply 1606-XLS180B AC or DC Input 12 to 15VDC Out 180W PS 1606-XLS240-UPS 1606 Power Supply 1606-XLS240-UPSC 1606 Power Supply 1606-XLS240-UPSD 24VDC In 12 and 22VDC Out UPS Pwr Module 1606-XLS240-UPSE Power Supplies 1606-XLS240E Power Supply XLS 240 W Power Supply 1606-XLS240E-D XLS 10 Amp Power Supply 1606-XLS240EA AC or DC Input 12 to 15VDC Out 240W PS 1606-XLS240EC Power Supply XLS 240 W Power Supply 1606-XLS240F AC or DC Input 48 to 56VDC Out 240W PS 1606-XLS240F-D XLS 5 Amp Power Supply 1606-XLS240K AC or DC Input 28 to 32VDC Out 240W PS 1606-XLS480-UPS XLS 20Amp DC UPS 1606-XLS480E Power Supply XLS 480 W Power Supply 1606-XLS480E-3 Power Supply XLS 480 W Power Supply 1606-XLS480E-3C Power Supply XLS 480 W Power Supply 1606-XLS480E-D Power Supply XLS 480 W Power Supply 1606-XLS480EA AC or DC Input 24 to 28VDC Out 480W PS 1606-XLS480EC AC or DC In 24 to 28VDC Out 480W CC PS 1606-XLS480EE 200 to 240VAC In 24 to 28VDC Out 480W PS 1606-XLS480F 200 to 240VAC In 48 to 56VDC Out 480W PS 1606-XLS480F-3 480VAC 600VDC In 48 to 56VDC Out 480W PS 1606-XLS480G AC or DC Input 36 to 42VDC Out 480W PS 1606-XLS480G-3 36-42V DC 480 WATT POWER SUPPLY 1606-XLS80E Power Supply XLS 80 W Power Supply 1606-XLS960E-3 380 to 480VAC In 24 to 28VDC Out 960W PS 1606-XLS960EE 200 to 240VAC In 24 to 28VDC Out 960W PS 1606-XLS960F-3 380 to 480VAC In 48 to 54VDC Out 960W PS 1606-XLS960FE 200 to 240VAC In 48 to 56VDC Out 960W PS 1606-XLSBAT1 1606 7 Ah UPS Battery Power Supply 1606-XLSBAT2 1606 26 Ah UPS Battery Power Supply 1606-XLSBAT5 1606 5 Ah UPS Battery Power Supply 1606-XLSBATASSY1 1606 Power Supply 1606-XLSBATASSY2 1606 Power Supply 1606-XLSBATBR1 1606 Power Supply 1606-XLSBATBR2 1606 Power Supply 1606-XLSBUFFER24 24VDC In 22 to 27VDC Out 480W USPS PS 1606-XLSBUFFER48 Power Supply 48V DC Buffer Module 1606-XLSDNET4 1606 XLS 4 A DeviceNet Psy Power Supply 1606-XLSDNET8 1606 XLS 8 A DeviceNet Psy Power Supply 1606-XLSRED 1606 XLS Redundancy Module Power Supply 1606-XLSRED40 Bulletin 1606 40A Redundancy Module 1606-XLSRED40HE XLS Redundancy Module 1606-XLSRED40HF XLS Redundancy Module 1606-XLSRED80 Bulletin 1606 80A Redundancy Module 1606-XLSRED80HE XLS Redundancy Module 1606-XLSREDS40HE XLS Redundancy Module 1606-XLX120EE 120 Watt Power Supply 1606-XLX240EE 240 Watt Power Supply 1607-XT100D1A ArmorPower Single 24VDC Output 91W PS 1607-XT200D1A ArmorPower Single 24VDC Output 192W PS 1607-XT200D2A ArmorPower Dual 24VDC Output 91W PS