Description
ELAU MC4‑11‑10‑400
Technical Specifications Main Power Input: 3‑phase AC 380‑480 V, 48‑62 Hz Control Power Supply: DC24 V, 1.2 A continuous consumption Rated Output Current: 10 A continuous Peak Output Current: 20 A Output Frequency Range: 0‑600 Hz Communication Interface: SERCOS fiber‑optic interface Protection Class: IP20 Operating Ambient Temperature: 0 °C to +55 °C Storage Temperature:‑25 °C to +70 °C Mounting Method: Cabinet wall‑mount installation Cooling Mode: Natural convection cooling
Functional Features Implements full‑digital current‑speed‑position three‑loop closed‑loop control algorithm. Supports automatic motor identification via electronic motor nameplate, removes requirement for manual parameter configuration. SERCOS fiber‑optic bus realizes high‑speed noise‑immune data transmission and microsecond‑level multi‑axis synchronization. Built‑in protection mechanisms cover over‑current, over‑voltage, under‑voltage, power‑module over‑temperature, motor phase‑loss and communication‑link failure. Non‑volatile on‑board memory stores complete fault history records and runtime diagnostic datasets. Hardware inverter‑enable safety input provides safe torque‑off function. Front‑panel LED indicator array directly reflects real‑time running status and fault alarm information. Compact housing structure optimizes cabinet space utilization.
Application Scenarios Medium‑torque main drive axes of packaging production lines; unwinding‑rewinding stations of film converting equipment; medium‑load lifting‑handling servo axes of automated assembly machinery.
Performance Parameters Short‑term overload capacity reaches 250 % of continuous rated output current. Steady‑state speed control accuracy achieves ±0.01 %. Multi‑axis synchronization jitter over SERCOS bus stays below 1 microsecond. Fault log data remains preserved after equipment power‑off. Control‑loop execution timing maintains deterministic performance under full‑load working status.
Material Composition Galvanized steel sheet metal housing, FR‑4 multilayer high‑speed printed circuit board, high‑current IPM intelligent power module, fiber‑optic transceiver chip components, large‑capacity non‑volatile flash memory chips, heavy‑duty plug‑in screw terminal blocks, SMD LED indicator assemblies, surge‑suppression varistor components.
Structural Characteristics Vertical wall‑mount housing form factor. Upper housing section accommodates SERCOS fiber‑optic ports and LED status indicator array. Middle section arranges heavy‑duty main‑power input terminals, motor‑power output terminals and DC‑bus link terminals. Lower section holds DC24 V control‑power terminals, safety‑circuit input terminals and digital signal terminals. Metal housing nameplate permanently marks complete part number MC4‑11‑10‑400. Internal printed‑circuit‑board layout adopts partition‑shielding structure for electromagnetic interference suppression.
Working Principle Three‑phase AC mains feeds into internal rectifier circuit and converts to stable DC‑bus intermediate‑circuit voltage. Main‑control processor receives motion command frames transmitted by upper‑level PacDrive controller over SERCOS fiber‑optic bus. Servo regulator algorithm outputs PWM control signals to drive IPM power module, generating three‑phase variable‑frequency AC power to drive connected servo motor. Motor position and speed feedback signals return to drive unit to close multi‑level control loops. Real‑time monitoring circuit continuously samples power‑module temperature, DC‑bus voltage and output‑current values. When fault condition triggers, power‑output stage gets instantaneously blocked and corresponding fault‑code information writes into non‑volatile memory.
Installation Requirements Install drive unit vertically on rigid metal cabinet wall. Maintain adequate upper‑and‑lower clearance to guarantee natural‑convection heat dissipation. Tighten heavy‑current power terminals strictly follow torque‑value requirements from official documentation. Deploy fully shielded motor‑power cables and shielded feedback cables. Physically separate low‑signal fiber‑optic and signal wiring away from high‑voltage power‑cable routes. Make reliable protective‑earth connection between drive housing and cabinet ground busbar. Respect SERCOS fiber‑optic cable minimum‑bending‑radius constraints during wiring operation.
Usage Notes Hot‑plugging SERCOS fiber‑optic connectors under powered‑operating condition is forbidden. Execute full system‑configuration‑parameter backup before hardware‑replacement procedures. Wear anti‑static wrist strap while conducting internal‑circuit maintenance work. Avoid hardware exposure to conductive dust, heavy oil mist and corrosive industrial vapors. Operate hardware strictly within published ambient‑temperature operating‑limits.
