DST1403
The Emerson DST1403 is a high-performance digital servo drive from the Control Techniques Digitax ST series. Designed for demanding motion control applications requiring higher power levels, this drive provides precise torque, speed, and position control for permanent magnet servo motors and induction motors with feedback. The Digitax ST series features advanced control algorithms, multiple feedback options, and integrated safety functions in a rugged, compact package.
DESCRIBE
Technical Parameters (DST1403)
Model: DST1403
Series: Digitax ST Servo Drive
Frame Size: 3 (Mid-Range Power)
Continuous Current (Icont): 12.0 A to 18.0 A (RMS) (depending on variant and cooling configuration)
Peak Current (Ipeak): Up to 36.0 A (RMS) (200% overload capability for up to 3 seconds)
Typical Motor Power:
At 200V supply: Approx. 2.2 kW to 3.7 kW (3 HP to 5 HP)
At 400V supply: Approx. 5.5 kW to 7.5 kW (7.5 HP to 10 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 5 kVA to 10 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
Dimensions (H x W x D): Approx. 300 mm x 100 mm x 200 mm (11.8" x 3.9" x 7.9") - typical for size 3
Weight: Approx. 3.5 kg (7.7 lbs)
Standards: CE, UL, cUL, TÜV (for STO), RoHS
Typical Applications
Packaging Machinery: Cartoners, flow wrappers, case packers
Printing and Converting: Flexo printers, laminators, slitter-rewinders
Material Handling: Conveyors, sortation systems, AS/RS
Robotics: Small to medium articulated robots, SCARA robots, gantry systems
Woodworking: CNC routers, edge banders, panel saws
Textile Machinery: Spinning machines, looms, winders
Food and Beverage Processing: Filling machines, cappers, sealers
Machine Tools: Positioning tables, tool changers, spindle drives
Electronic Assembly: Pick-and-place machines, component insertion