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Product Introduction:
The CE06250-2G306B is a DC bus capacitor module designed for use with Kollmorgen AKD series servo drives. It serves as an external energy storage component on the DC bus, improving voltage stability during high dynamic load conditions and regenerative braking events. “CE” denotes capacitor/energy module. “06250” indicates the capacitance and voltage class.
Technical Specifications:
| Parameter | Value |
|---|---|
| Capacitance | 250 µF (microfarads) |
| Rated Voltage (DC Bus) | 600 VDC |
| Ripple Current Rating | 6.0 A RMS |
| Operating Voltage Range | 36–72 VDC (system side), 600 VDC (capacitor rated) |
| Type | Film Capacitor (polypropylene) |
| Connections | DC+ / DC- bus terminals |
| Dimensions (W x H x D) | ~50 x 80 x 100 mm (approx.) |
| Weight | ~0.4 kg |
| Operating Temperature | -25°C to +70°C |
| Protection Rating | IP20 |
| Lifespan | >50,000 hours at rated conditions |
| Standards Compliance | UL, CE, RoHS |
Functional Features:
- Stabilizes DC bus voltage during peak current demands
- Absorbs regenerative energy during motor deceleration
- Reduces voltage ripple on the DC link
- Extends drive reliability under high-dynamic applications
- Plug-and-play connection to AKD drive DC bus terminals
- Film capacitor construction for long life and low ESR
Applicable Industries:
- All AKD servo drive applications requiring enhanced DC bus stability
- High-dynamic motion systems
- Applications with frequent deceleration/regeneration
Kollmorgen S30661-FN
Product Name: S30661-FN Servo Motor
Product Series: AKM2G Series Brushless Servo Motor
Product Category: Brushless DC Servo Motor (with Integrated Drive Electronics Option)
Manufacturer: Kollmorgen (Regal Rexnord Group)
Product Introduction:
The S30661-FN is a Kollmorgen AKM2G series servo motor. The “S” prefix in the part number is Kollmorgen’s internal servo motor designation. “30661” encodes the frame size, stack length, and winding. “FN” specifies the feedback and connector configuration: Feedback = Incremental Encoder (sinusoidal), Connector = Standard. This is a frameless or housed servo motor depending on the mechanical variant.
Technical Specifications:
| Parameter | Value |
|---|---|
| Motor Type | Brushless DC (BLDC) / PMSM |
| Frame Size | S3 (approx. 60mm stator diameter) |
| Stack Length | 066 (medium torque density) |
| Continuous Torque | ~0.6 Nm (typical for S3-066 class) |
| Peak Torque | ~1.8 Nm |
| Rated Speed | 3000–5000 RPM (typical) |
| Voltage Rating | 48 VDC |
| Commutation | Sinusoidal (FOC compatible) |
| Feedback | Incremental Encoder (A/B/Z, 128–2048 lines/rev, 20-bit) |
| Encoder Supply | 5V DC (from drive) |
| Windings | Low-inductance, high-torque-density design |
| Insulation Class | Class H (180°C) |
| Protection Rating | IP65 (with housing) / IP00 (frameless) |
| Operating Temperature | -20°C to +80°C (windings), -10°C to +60°C (ambient) |
| Weight | ~0.4 kg (housed variant) |
| Bearings | Sealed ball bearings |
| Shaft Type | Round shaft with keyway (standard) or smooth shaft (option) |
Functional Features:
- High torque density in compact S-frame package
- Sinusoidal commutation for zero cogging and smooth motion
- Integrated absolute or incremental encoder (configurable)
- Hollow shaft option available for direct-drive applications
- IP65 sealed housing for harsh environments
- Low electrical time constant for fast dynamic response
- Compatible with AKD series drives (auto-tuning)
Applicable Industries:
- Robotics (joint actuators)
- Medical devices (surgical robots, imaging)
- Semiconductor wafer handling
- Precision positioning stages
- Aerospace actuators












