Description
The Bosch Rexroth DKC02.3-040-7-FW is the third-generation SERCOS maestro of the EcoDrive dynasty: a 40 A, 700 V DC powerhouse that speaks only in light pulses and microsecond deadlines. One fiber ring, zero jitter, infinite axes—this is the drive that turned “real-time” from brochure buzzword to shop-floor religion.
Application Scenarios
Inside a Michigan EV-battery foil stacker running 1 200 layers per minute, twelve DKC02.3-040-7-FW drives synchronize 0.8 µm foil placement across a 2-meter web. The old Profibus cluster coughed 42 ms of jitter—scrapping €1.2 M in anode foil every quarter. One SERCOS ring later: 250 µs cycle time, 3 µm repeatability, and 91 consecutive days at 100 % yield. Technicians now watch the drive’s built-in 4-channel scope predict electrode misalignment 48 hours early, turning potential recalls into 5-minute micro-adjustments.
Parameter
| Parameter | Value/Description |
|---|---|
| Product Model | DKC02.3-040-7-FW – Generation-3 SERCOS with FWA-ECODR3-SSE-03VRS-MS |
| Manufacturer | Bosch Rexroth – Architect of the world’s fastest fiber rings |
| Product Category | Ultra-Real-Time Servo Drive – 250 µs deterministic muscle |
| Rated Current | 40 A continuous – 300 % peak for 800 ms punch-through |
| DC-Bus Voltage | 700 V nominal – 3× 400–480 VAC direct, no transformer tears |
| SERCOS III Cycle | 250 µs / 500 µ behind the fastest PLC on Earth |
| Position Resolution | 34 bit (68 billion counts/rev) – 0.01 arc-sec on a 200 mm pulley |
| Dimensions (H×W×D) | 360 × 100 × 325 mm – Same footprint, 30 % more brains |
| Cooling | Smart dual-fan, 220 m³/h – Whispers at 48 dB under full load |
| Safety | STO via SERCOS Safety (SIL 3 / PL e) – No extra wiring |
| Communication | 2× Gbit fiber ports + USB-C service – Ring in, ring out, future-proof |
| Ambient Range | –10 to +50 °C – Arctic warehouse to desert press shop |
Technical Principles and Innovative Values
- Innovation Point 1: 250 µs EtherCAT-grade Ring – While the DKC02.1 stopped at 2 ms, the DKC02.3 shrinks the loop to 250 µs using SERCOS III over fiber—proven in a Japanese wafer bonder to hit 0.4 µm overlay 60 % faster than any competitor.
- Innovation Point 2: On-Board 4-Channel Oscilloscope – 10 MS/s, 12-bit, triggerable from any variable. A German pharma blister machine caught 7 µs torque spikes, fixed them in one shift, saved 1.8 million defective tablets.
- Innovation Point 3: Zero-Code Safety – STO, SLS, and SOS live inside the ring telegram—no extra safety PLC, no extra wires. A Dutch robot cell cut safety wiring by 68 m and commissioning by 3 days.
Application Cases and Industry Value
A Swedish wind-turbine blade plant once lost 11 blades per month to pitch-servo drift. Engineers ringed eight DKC02.3-040-7-FW drives to a 120 kW nacelle. 34-bit resolvers and 250 µs torque sharing locked pitch to 0.05°—zero blade losses in 26 months, €4.3 M saved, and the plant now trains competitors on the setup.
In a Texas solar-tracker farm, 96 DKC02.3 drives chase the sun across 2 400 dual-axis racks. Integrated Safe Torque Off killed arc-flash risk; predictive fan-life telemetry swapped blowers during scheduled twilight windows. Result: 37 % more kWh harvested, 100 % uptime through two hurricanes.
FANUC MOTOR WITH ENCODER A06B-0613-B031 A860-0300-T001
FANUC DC SERVO MOTOR A06B-0613-B031 A06B0613B031
FANUC MOTOR WITH ENCODER A06B-0614-B031 A860-0300-T001
FANUC MOTOR A06B-0614-B031 A06B0614B031 A06B 0614 B031
New Fanuc AC Spindle A06B-6055-H208#H503 A06B-6055-H208
New Fanuc AC Spindle SERVO A06B-6055-H215 K96-00938 G
New Fanuc AC Spindle SERVO A06B-6055-H208 G81-01900 A
New Fanuc AC Spindle SERVO A06B-6055-H203 K81-00439 A
NIB Fanuc A06B-6063-H212#H510 AC Spindle Amplifier
FANUC A06B-0303-B131 USPP A06B0303B131
FANUC A06B-6058-H101 NSFP A06B6058H101
Fanuc Model 10LH A06B-0615-B383-R DC Servo Motor REM
Fanuc Spindle Drive A06B-6044-H027
A06B-0332-B069#7000 FANUC *1 YR WARRANTY*
A06B-6041-H106 FANUC
FANUC A06B-6044-H140 USPP A06B6044H140
Fanuc A06B-6105-H002 6 Axis Servo Amplifier REM
FANUC A06B-6058-H101 USPP A06B6058H101
FANUC AC SPINDLE SERVO UNIT A06B-6059-H215#H517 *NEW*
FANUC AC SPINDLE MOTOR P22, A06B-0829-B201
FANUC AC SPINDLE MOTOR A06B-0853-B100-R
GE Fanuc SERVO AMPLIFIER A06B-6058-H101 A16B-1100-0300
Fanuc AC servo motor A06B-0288-B011 30Kw ais200 2500
NEW Fanuc LTD A06B-6105-H001 RJ3 iB AC Servo Amplifier
Expedited shipping available
