Tianjian” brand sewage lifting device is designed for the occasions that can not rely on gravity self-discharge, a complete solution to the basement wastewater discharge, odor, maintenance and other issues. The equipment mainly consists of PE airtight tank, crushed cutting pump or vortex pump and intelligent control box and valves and pipes, through the liquid level controller to sense the liquid level in the box to realize the automatic start and stop of the motor. Full-automatic operation, can be manually switched automatically, can display the dynamic current and voltage values, fault status display, with automatic inspection, fault alarm sound and display on the panel for easy troubleshooting, BA dry node (optional), RS485 (optional), the motor can be realized overload, no-load, phase (only three-phase) and other all-round protection.and other comprehensive protection functions.