Description
Product Name: 1336-CAP-SP13A Allen Braley Central control module
Product details:
The Allen-Bradley 1336-CAP-SP13A is a specialized spare part component within the 1336 series of Adjustable Frequency AC Drives. Specifically, it is a Bus Capacitor Kit designed for maintenance and repair of high-power industrial motor controllers.
Below is the detailed technical breakdown of this product.
1. Product Detailed Description
The 1336-CAP-SP13A is an authentic Rockwell Automation (Allen-Bradley) replacement capacitor assembly. In an AC drive, the DC bus capacitors are critical components that smooth out the rectified voltage and store energy to provide a stable DC link for the inverter stage.
As capacitors have a finite lifespan influenced by heat and usage, this kit is used to restore the drive’s performance to factory standards, preventing ripple current issues or catastrophic drive failure.
2. Technical Parameters
While specific electrical ratings can vary based on the drive frame size it is installed in, the general specifications for this kit include:
| Parameter | Specification |
| Manufacturer | Rockwell Automation / Allen-Bradley |
| Part Number | 1336-CAP-SP13A |
| Component Type | DC Bus Capacitor / Electrolytic Capacitor |
| Compatibility | 1336 PLUS, 1336 PLUS II, 1336 IMPACT, and 1336 FORCE Drives |
| Frame Size Support | Typically used in Frame E, F, or G (High HP Drives) |
| Voltage Rating | Designed for 460V – 600V AC Drive Systems |
| Function | DC Bus Filtering and Energy Storage |
3. Product Advantages
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OEM Reliability: Being an authentic Allen-Bradley part, it ensures 100% compatibility with the drive’s internal circuitry and physical mounting points.
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High Ripple Current Tolerance: Built to withstand the high-frequency switching environment of modern VFDs.
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Extended Drive Life: Replacing aging capacitors prevents “nuisance trips” (such as Under-Voltage or Over-Voltage faults) and protects the IGBT power modules.
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Thermal Stability: Designed to operate efficiently within the high-temperature enclosures of industrial motor control centers.
4. Safety Precautions & Maintenance
Warning: Working with VFD capacitors involves high-voltage risks. Always follow “Lockout/Tagout” (LOTO) procedures.
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Discharge Time: Even after power is removed, capacitors hold a lethal charge. Wait at least 5–10 minutes (check your drive manual for specific discharge times) and verify with a multimeter that the DC bus voltage is near zero.
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Polarity: Ensure correct polarity during installation. Reversing the positive and negative terminals will cause the capacitor to explode upon power-up.
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Visual Inspection: Check for bulging, leaking electrolyte, or “doming” on the top of the existing capacitors—these are signs of immediate failure.
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Environment: Ensure the drive’s cooling fans are functional, as excessive heat is the primary cause of capacitor degradation.
5. Product Applications
The 1336-CAP-SP13A is utilized in heavy industrial environments where Allen-Bradley 1336 drives are installed:
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HVAC Systems: Large centrifugal pumps and fans in commercial buildings.
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Manufacturing: Conveyor systems, mixers, and grinders.
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Oil & Gas: Control for pumping stations and compressors.
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Water Treatment: High-horsepower pumps requiring precise speed control.
Advantages: Foxboro, OVATION, TRICONEX, Allen-Bradley, ABB, Motorola, Siemens Moore, Ge Fanuc, Woodward, Bently Nevada and other major import brands!
We have the same series of models in stock. If you don’t find the model you need, please contact us and we will provide you with an official quotation!
Colour:new Warranty: 12 months
Lead Time:3-day working day Country of origin: Sweden
Price: Please contact us Product weight:0.515kg
Shipping Port: Xiamen, China
Payment: Bank of Chicago, Bank of Singapore
Express cooperation: fedex, DHL, UPS and your express account
Service: Professional Sales provides 24 hours /7 days online service
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