... SGS, ISO9001 VFD 440V0.4-7.5KW small frequency inverter, converter...CE, SGS, ISO9001.Multi-function, high torque.accurate, silent ... the motor parameters...RS-485 communication inferface, standards, MODBUS protocol.PWM flexible energy braking, can quickly halt machine...The ... , carry out a comprehensive silent running.Standard built-in RS485 port, matching TDS-PA01 adapter to support the fieldbus ...