Technical Parameters (DST1404)
Model: DST1404
Series: Digitax ST Servo Drive
Frame Size: 4 (High Power)
Continuous Current (Icont): 24.0 A to 30.0 A (RMS) (depending on variant and cooling configuration)
Peak Current (Ipeak): Up to 60.0 A (RMS) (200% overload capability for up to 3 seconds)
Typical Motor Power:
At 200V supply: Approx. 5.5 kW to 7.5 kW (7.5 HP to 10 HP)
At 400V supply: Approx. 11 kW to 15 kW (15 HP to 20 HP)
Power Supply (Mains): 3-phase, 200V to 480V AC ±10% (50/60 Hz)
Control Supply: 24V DC (external, for logic and safety circuits)
kVA Rating: Approximately 10 kVA to 20 kVA (depending on configuration)
Output Frequency: 0 to 500 Hz (standard, extendable)
Control Modes: Torque control, Speed control, Position control (Electronic gearing, camming)
Speed Control Accuracy: ±0.01% (with encoder feedback)
Torque Control Accuracy: ±3%
Feedback Interfaces: Slot-based feedback modules for incremental encoder, SinCos (Hiperface, EnDat), resolver, absolute encoder
Digital I/O: Programmable digital inputs and outputs (typically 7 inputs, 4 outputs)
Analog I/O: Programmable analog inputs/outputs (16-bit, ±10V, 0-20mA)
Communication Interfaces: Slot for optional fieldbus modules; Standard RS485 for commissioning
Safety Function: Safe Torque Off (STO) compliant with IEC 61800-5-2, SIL3/PL e (standard)
Switching Frequency: 4 kHz, 8 kHz, 12 kHz, 16 kHz (adjustable, derating applies at higher frequencies)
Protection Class: IP20 (Open chassis - for enclosure mounting)
Operating Temperature: 0°C to +40°C (derating above 40°C to max 50°C)
Cooling Method: Integrated forced-air cooling fan with enhanced heatsink
Dimensions (H x W x D): Approx. 330 mm x 135 mm x 260 mm (13.0" x 5.3" x 10.2") - typical for size 4
Weight: Approx. 5.5 kg (12.1 lbs)
Standards: CE, UL, cUL, TÜV (for STO), RoHS
Typical Applications
Packaging Machinery: Large cartoners, case packers, palletizers
Printing and Converting: Large web presses, laminators, slitter-rewinders
Material Handling: High-capacity conveyors, AS/RS systems, sortation
Robotics: Medium to large articulated robots, gantry systems
Woodworking: Large CNC routers, edge banders, panel saws
Metal Forming: Press feeders, roll forming lines, cut-to-length
Textile Machinery: High-power spinning machines, looms
Food and Beverage Processing: High-capacity filling lines, processing equipment
Machine Tools: Spindle drives, heavy-duty positioning tables
Plastics and Rubber: Extruders, injection molding machines