Detailed Product Description
| Working Temperature: | -25℃– +55℃ | Working Humidity: | 20%–90%RH, No Drips Concreted |
|---|---|---|---|
| Degree Of Protection: | IP54 | Install Position: | Wall Mounting |
| Shipping Carton Dimension: | 34*36*53cm | Unit Dimension (L X W X H): | 310X 220X120mm |
L921
Intelligent Pump Controller(L921)with AC220-240V Single phase Single Pump
| General details | |
| Model | L921 |
| Main technical data | |
| Start type | Direct on line |
| Qty of controlled pump | Single pump |
| Rated input voltage | AC220-240V Single phase 50HZ/60HZ |
| Capacitor | Reserved space for installing start capacitor |
| Rated output power | 0.37KW-2.2KW(0.5HP-3HP) 3KW-4KW(4HP-5.5HP) |
| Protection function & features |
Over load protection Motor stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection Repect start protection |
| Application&Control characteristic | Control and protect universal pump Using liquid probe sensor or float switch or pressure switch to control pump start and stop .Applied for water supply by liquid level control through float switch or liquid probe .Applied for water supply by pressure control through pressure switch and pressure tank .Applied for drainage by liquid level control through float switch or liquid probe |
| Other features | Push button calibration LCD screen displaying pump running status Pump last five faluts record displaying Pump accumulative running time displaying Present RS485 port Pump shaft anti-rust LCD screen displaying pump running status Present user remote monitor Present one dry contact point(BA port) |
| Main installation data | |
| Working temperature Working humidity Degree of protection Install position Unit dimension (L x W x H) |
-25 C– +55 C 20%–90%RH, no drips concreted IP54 Wall mounting 310*220*mm |
Typical Application Example
