


Product Description
The PQRJ8-Z series online soft starter is a highly intelligent, reliable, and user-friendly solution designed to simplify setup and offer personalized control. Can be used for frequent start and stop occasion. This design adopts a three-in, three-out silicon-controlled full-time online structure, equipped with a high-power air-cooled radiator and a high-speed axial fan internally to ensure stable and reliable operation for extended periods. It does not require an external AC contactor but can only be used with a single motor.
Main Loop Operating Voltage:AC380V (±15%)
Main Loop Operating Current:22A~560A
Main Loop Frequency:50~60Hz (±2%)
Soft Starting Rise Time:2~60s
Soft Stop Time: 0~60s
Current Limiting Multiple:1.0~5.0 Ie (where Ie refers to rated current)
Initial Voltage:30%~70% Ue (where Ue refers to rated voltage)
Cooling Method:Forced Air Cooling / Fan Cooling
Communication Method:RS485 Serial Communication
Starts Per Hour:≤20 times/hour
• Soft Start / Soft Stop
• Overload Protection
• Overheat Protection
• Overvoltage Protection
• Load Loss Protection
• Undervoltage Protection
• Overcurrent Protection
• Phase Loss Protection
• Constant Torque Load
• Ground Fault Protection
• Short Circuit Protection
• Stall Protection
Control Mode |
1) Operation panel control |
2) Operation panel + external control |
3) External control |
4) External control + COM control |
5) Operation panel + external + COM control |
6) Operation panel + COM control |
7) COM control |
8) No start or stop operation |
Start Mode |
1) Current-limiting start |
2) Voltage ramp start |
3) Kick start + current-limiting start |
4) Kick start + voltage ramp start |
5) Current ramp start |
6) Voltage current-limiting double closed-loop start |
Stop Mode |
1) Soft stop |
2) Free stop |
ZHEJlANG PQUAN Technology Co.Ltd. ls a company engaged in the reseach and development ( R&D), manufacture, sale, distrilbution, and service of electric drive and control products. We are a professional and experiencedsupplier of automation solution for various field.The main products includes general-purpose inverters, soft starters, and voltage regulators. These products areknown for their advanced technology, comprehensive functions, stable operation, simple operation, excellent energysaving capabilities,and outstanding performance.








Q1: Are you a trading company or manufacturer?
We are manufacturer, locatedin wenzhou Zhejiang Province.
Q2: Can l get some samples?
Yes, welcome to receive sample order for testing and quality checking.
Q3: What's delivery time?
It usually takes about 3-5 working days for small order and 10-15 days formass production order.
Q4: What's your payment terms?
T/T,L/C,Western Union.Cash.
Q5: What's your warranty terms?
We provide 12 months warranty for all the goods from us , and you canrefund the goods with any quality problem in 15 days.
Q6: Do you have the products in stock?
Usually,we have standard models in stock.
Q7:Can l mix different power in one container .
Yes ,different models can be mixed up in one container.
Q8:How does your factory do the quality control?Quality is priority ,we always attach the importance to quality control fromthe beginning to the end of the production .every product will be fully as-sembled and carefully tested beforepacking and shipping.