Simplex Pump Control Panel Pump Motor Control Panel Support Installing Start Capacitor
| Product Details: Place of Origin:China BrandName:LEADINGor Neutral orCustomization Certification:CE,ISO Model Number:M521 Payment & Shipping Terms: Minimum Order Quantity:10 PackagingDetails:Carton Delivery Time:8-10 working days Payment Terms:L/C, T/T, Western Union Supply Ability:60, 000 Sets Per Month |
Detailed Product Description
Size: | Medium | Packing: | Carton |
Brand: | LEADING Or Neutral Or Customization | Country Of Origin: | China |
Input Voltage: | AC220V/50HZ | Phase: | Single Phase |
Rated Output Power: | 0.37kw-2.2kw | Protection Grade: | IP22 |
Support installing start capacitor, deep well/borehole pump control box
M521 is a single phase pump control panel for protecting and control single phase pump with power range from 0.37-2.2kw. It can be used for borehole pump, booster pump, submersible pump, surface pump, sewage pump,etc.
M521 has three applications for different usage. Water supply by connecting liquid probe or float switch. Water supply by connecting pressure switch and pressure tank. Sewage/drainage by connecting float switch.
The most highlighted protection is dry run protection with sensor free. After a new pump installed, users need to do calibration on M521. M521 will memorize the working current. When the current drops to 70%, M521 will take dry run protection and stop the pump. After 30 minutes, M521 will restart the pump if there is enough water in the well.
| Double liquid level control |
Control method | Manual/Auto |
Liquid level control characteristic | Float switch |
Pressure control characteristic | Pressure switch(n/c) & pressure tank |
Rated output power | 0.37KW-2.2KW (0.5HP-3HP) |
Rated input voltage | AC220V-240V 50HZ/60HZ Single Phase |
Trip response time of overload | 5sec-5min |
Trip response time of short circuit | <0.1sec |
Trip response time of under/over voltage | <5sec |
Trip response time of dry run | 6sec |
Recovery time of over load | 30min |
Recovery time of under/over voltage | 5min |
Recovery time of dry run | 30min |
Trip voltage of over voltage | 253V |
Trip voltage of under voltage | 175V |
Protection function | Over load protection |
Working temperature | -25ºC--+55ºC |
Working humidity | 20%-90%RH, no drips concreted |
Degree of protection | IP22 |
Install position | Vertical |
Unit dimensions(LxWxH) | 170×155×85mm |

Leading Science & Technology company has been providing pump control and protection solutions to pump users.
We WARMLY appreciate your positive feedback. We value our customers so much.If you have any problem, PLEASE FEEL FREE and DON'T HESITATE TO CONTACT US BY EMAIL IMMEDIATEDLY, we are always there to offer help.
Contact information
Any requirement ,pls feel free to contact us And we can give you detailed reply on the first time
MP:+86-13974874821
Email :stevenma@hotmail.com
Welcome to contact us
Best regards
Steven Ma
Tag: single phase submersible control panel,single phase submersible pump control panel
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