双节点控制Double-nodecontrol软起动启/停控制Softstarter’sstart/stop control 旁路控制Bypasscontrol故障指示Faultindication 运行指示Operationindication停止指示Stopindication 控制回路Controlcircuit此控制回路图以出厂参Thiscontrolcircuit 数设置为准diagramissubjecttothe factoryparameter settings 注意:NOTES: 1.上图所示为...
Fig.1Circuitstructurediagramofsoftstarter 这个电路解决了晶闸管的耐压限制一对反并 联的晶闸管不是串在电机的定子回路中而是用变 压器来隔离高压和低压变压器的高压绕组串在异 步电动机的定子回路中而低压绕组和晶闸管相 连低压绕组的晶闸管导通以前变压器工作在空 载状态开关变压器的励磁阻抗很大所以电网电 压基本上都...
The earthing cable should be as short as possible and shall be connected to an earthing point close to the softstarter. Picture 3.6 6 3. Connection Common Start Stop 3.2.3 Control circuit for Start and 4 5 6 Stop, Terminals 4, 5 and 6 * The softstarter has a built in holding 3.8 ...
12 KM 1 Main contactor Q 1 Frequency converter AC Q 1 DC DC AC Frequency converter KM 1 M Single line diagram for a frequency converter Softstarter A softstarter has different characteristics to the other starting methods. It has thyristors in the main circuit, and the motor voltage is ...
AC Soft Starter Figure-1 shows the schematic diagram of the device. P1 is used to connect the 220V-AC input and the ON/OFF switch to the circuit. C1 is used to reduce the AC voltage. The value of the C1 also determines the current handling rate for the transformer-less supply to be...
$%^&*AU2020102520A420201119.pdf### 2020102520 A soft starter of asynchronous motor is composed of a three-phase thyristor voltage regulation circuit, current detection circuit, controller, voltage zero crossing detection circuit and a six-channel trigger pulse generator. The inputend of the three...
Motor starter RDJR6 series soft-starter Application AC induction-motor has advantages of low-cost,high reliablity and infrequent maintainance. Disadvantages: 1.starting current is 5-7 times higher than rated current.And it requires that power prid has large margin,and it also would reduce the ...
Easy Start 364 (3 ton) Soft Starter 368 (6 ton) So Easy Start 364 (3 ton) Soft Starter 368 (6 ton) Soft Starter Installation Manual Micro Air Corporation Phone (609) 259-2636 124 Route 526. www.Microair.net Allentown NJ 08501 Fax (609) 259-6601 1/9/2017 ...
In this post I have explained an effective PWM motor soft start circuit which can be used for enabling heavy motors with a soft start and thus prevent the
brightness_1Category Document kind