EN
- Overview
- Specifications
- Description
- Applications
- Competitive Advantage
- FAQ
- Recommended Products
Overview
Place of Origin: |
Sweden |
Brand Name: |
ABB |
Model Number: |
3HAC14551-2 |
Packaging Details: |
Original new Factory Sealed |
Delivery Time: |
5-7 days |
Payment Terms: |
T/T |
Supply Ability: |
In stock |
Specifications
|
Parameter |
Value |
|
Part Number |
3HAC14551-2 |
|
Module Type |
Capacitor Unit |
|
Dimensions |
35.5 × 7.8 × 9.5 cm |
|
Weight |
2 kg |
|
Rated Voltage |
240 V |
|
Compensation Accuracy |
±1% |
|
Operating Temperature |
-25 °C to +70 °C |
|
Protection Rating |
IP20 |
Description
The 3HAC14551-2 is an advanced capacitor unit designed by ABB specifically for industrial robots and power electronic systems. As a core component for DC bus balancing and energy buffering, this module is primarily responsible for smoothing voltage fluctuations and absorbing feedback energy, thereby ensuring the dynamic stability of the robot controller during frequent starts and stops and high-speed movements.
Applications
Automotive manufacturing plants: Used to control the dynamic stability of welding and painting robots.
Logistics palletizing plants: Ensure energy buffering during high-frequency, heavy-duty handling.
Metal foundries: Maintain the purity of electrical power within control cabinets in high-temperature environments.
Electronics assembly plants: Protect high-precision controllers from voltage fluctuations and transient spikes.
Competitive Advantage
High stability: Original C3 design, deeply integrated with ABB's control architecture, unmatched by generic capacitors.
Safety: Built-in discharge resistor quickly discharges residual voltage after power failure (but manual verification is still required for safety).
FAQ
Q: Will damage to 3HAC14551-2 affect robot operation?
A: Yes, it may cause the driver to report "DC bus voltage instability" or "overvoltage error," resulting in an emergency stop of the robot.
Q: What is the average lifespan of 3HAC14551-2?
A: Under standard industrial conditions, it can typically operate stably for 8-12 years, depending on the factory's power quality and ambient temperature.
Q: How do I determine if 3HAC14551-2 needs to be replaced?
A: Observe for external physical deformation or leakage; or measure the equivalent series resistance (ESR) between its terminals. If the value is significantly increased, it needs to be replaced.
Q: Can I purchase ordinary industrial capacitors as a replacement for 3HAC14551-2?
A: Not recommended. Original units have specific interface and impedance characteristics. Unauthorized replacement may cause IRC5 system errors or burn out expensive rectifiers.
Q: Is software configuration required after replacing 3HAC14551-2?
A: No. It is a purely hardware power compensation component. After replacement, ensuring correct wiring will restore operation.
