Description
Kollmorgen S70302‑NAF2NA
- Technical Specifications
- Input Power: 3‑phase 208‑480 VAC, 50‑60 Hz grounded TN / TT industrial power grid
- Rated Continuous Output Current: 3 A RMS
- Peak Output Current: 9 A RMS (2‑second duration)
- Rated Apparent Power S1 Operation: 2.2 kVA
- DC‑link Voltage: 290‑675 VDC
- Auxiliary Supply: 24 VDC isolated control power
- Cooling Method: Base passive aluminum heat sink plus slot‑2 mounted F2 controlled forced‑air fan module
- Protection Class: IP20
- Weight: 4.4 kg
- Expansion Slot Assignment: Slot 1‑NA, Slot 2‑F2 fan module, Slot 3‑NA
- Functional Features
- Native onboard EtherCAT and CANopen communication, RS232 diagnostic service interface
- Universal multi‑feedback support: resolver, SFD3, Hiperface‑DSL, incremental encoder, Aquad‑B encoder
- MMC memory card slot for parameter backup, drive cloning and on‑site firmware upgrade
- Dual‑channel STO Safe Torque‑Off safety function, achieves SIL 2 / PLd safety rating
- Integrated auto‑tuning algorithm, cogging torque suppression, high‑speed current‑speed‑position closed‑loop control
- IEC 61131 macro programming runtime for executing custom motion logic sequences
- Remaining empty slot 1 and slot 3 support later installation of fieldbus or position‑I/O expansion cards
- F2 slot‑mounted fan module actively lowers internal component temperature under sustained cyclic load
- Application Scenarios: Small‑format packaging equipment, desktop automated assembly stations, laboratory test automation, small gantry positioning axes, printing auxiliary drives, machinery working inside high‑temperature control cabinets
- Performance Parameters: Current‑loop cycle time 62.5 µs, position‑loop cycle time 250 µs; supports electronic gearing, cam profile operation, master‑slave multi‑axis synchronization, encoder emulation output, analog set‑point input channels
- Material Composition: Anodized aluminum alloy main heat‑sink housing, galvanized steel mounting bracket, FR‑4 grade printed circuit boards, metal‑cased IGBT power semiconductors, thermoplastic connector housings, F2 slot‑mounted fan assembly with brushless DC fan motor
- Structural Characteristics: Vertical book‑style cabinet‑mount mechanical structure; physical separation between high‑power power section and low‑voltage control section; combicon screw‑type power terminals, D‑Sub feedback and signal connectors; three front‑facing expansion slots; F2 fan module mechanically locked inside slot 2; slot 1 and slot 3 retain blank protective covers.
- Working Principle: 3‑phase AC mains passes through input rectifier to generate stable DC‑link bus voltage; DSP motion controller executes multi‑layer closed‑loop algorithm; PWM power inverter outputs variable‑frequency variable‑amplitude three‑phase AC to drive connected servo motor; real‑time position‑speed feedback signal from motor encoder feeds back to DSP to close control loops; dual‑channel redundant STO hardware cuts power stage output for safety‑related machine stop events; F2 fan module generates directional airflow to extract heat accumulated on power semiconductor surfaces.
- Installation Requirements: Must be vertically upright mounted inside IP54 rated control cabinet; maintain defined vertical clearance space above and below drive unit for airflow circulation; mounting base shall be conductive metal plate to guarantee EMC grounding performance; operating ambient temperature range 0‑45 °C with F2 fan module installed; altitude ≤1000 m without performance derating; apply 1.5 % power derating for every additional 100 m elevation above 1000 m.
- Usage Notes: Reliable protective earth connection must be completed before power‑on; 24 VDC auxiliary control supply needs full galvanic isolation; never insert or remove F2 fan module when drive remains powered; MMC memory card hot‑swap operation is strictly prohibited during drive running state; complete motor inductance and feedback parameter matching before commissioning; follow local EMC wiring specification strictly; prevent condensation, conductive dust and corrosive gas exposure; regularly inspect fan inlet surface for dust accumulation which will degrade cooling efficiency.
