... strong anti-jamming ability. It can make the inverter operate in four-quadrant, feedback discontinuity, regenerative braking frequency is 40%. ... voltage, short circuit. Thermal loss is lower than 3% of energy consumption braking. 4. Adaptive connection mode, easy to use. 5. ... for all inverters, such as Siemens, ABB, etc. Widely used in oil field, tower crane, bridage crane. 8. Warranty period: ...