Specifications Rated Input Voltage: 1-phase / 3-phase 115～230 VAC, 50/60Hz (±10% voltage tolerance) Auxiliary Control Power: External 24 VDC Continuous Output Current: 3 A (RMS) per phase Peak Output Current: 9 A (RMS), sustainable for 500ms (300% short-time overload) Rated Installed Capacity: 7 kVA PWM Switching Frequency: 8 kHz DC Bus Voltage Range: 160～325 VDC, supports up to 7 slave axis modules via shared DC bus Communication: Onboard PROFIBUS-DP fieldbus (PB version), communication rate up to 500 kbps Control Command Mode: PROFIBUS synchronous bus control, ±10V analog command, pulse/direction, electronic gear following Built-in Protection: Overcurrent, overvoltage, undervoltage, phase loss, short-circuit, overtemperature, encoder fault multi-level safety protection Core Features: Master multi-axis expansion, integrated EMC filter, encoder simulation output, automatic motor auto-tuning Communication & Feedback Configuration Main Fieldbus Interface: PROFIBUS-DP Debug Interface: RS232 serial port for parameter configuration, online debugging, firmware upgrade and fault diagnosis Digital I/O: 4 programmable isolated digital inputs, 2 programmable isolated digital outputs, 1 analog input terminal Supported Feedback Types: Resolver, TTL incremental encoder, 1Vpp sine/cosine encoder, Hiperface, EnDat absolute encoder Encoder Function: Incremental encoder emulation output, SSI absolute encoder signal output Mechanical & Environmental Specifications Protection Class: IP20 (cabinet DIN rail vertical installation) Mounting Method: Standard DIN rail mounting, can be cascaded with S400 slave axis drives Operating Ambient Temperature: 0 ℃ ~ +45 ℃ (power derating required above 40℃) Storage & Transportation Temperature: -20 ℃ ~ +70 ℃ Ambient Humidity: 5%~95% RH, non-condensing, no corrosive gas and conductive dust Altitude Derating: Derate 5% per 1000m above 1000m altitude Certifications: CE, UL compliant