... of low frequency, can realize 0.5Hz/150% rated torque output which under no-speed sensor mode. 4. LCD ... unitDynamic brakingWith an external braking resistor, the maximum braking torque may reach 100%.DC BrakingThis can be selected when the ... Frequecny upper/lower limitation , acceleration/deceleration mode regulating, frequency meter and voltmeter output, multiple speed/program operation, two-wire/three ...