Product Details
The ABB RB 520 3BSE003528R1, also cataloged as the RB 520 Dummy Filler Module, operates as a dedicated hardware component for slot occlusion and backplane airflow management within ABB Advant OCS system racks. The physical casing seals unused rack positions to block dust, particulate ingress, and accidental physical contact with energized internal backplane connectors.
Hardware Specifications
| Parameter | Specification |
|---|---|
| Model | RB 520 (Order Code: 3BSE003528R1) |
| Brand | ABB |
| Origin | Sweden |
| Weight | 0.15 kg |
| Dimensions | Standard Advant OCS rack slot width |
| Operating Temp | 0 to +55 deg C |
| Power Consumption | Passive physical component (0 W) |
| System Compatibility | ABB Advant OCS Control Racks |
| Material | High-durability industrial-grade plastic / composite |
| Mounting Type | Slot-mounted (Standard rack guide insertion) |
| Environmental Compliance | RoHS Exempted under Article 2 (4) (c), (e), (f) |
Backplane Bus Airflow Routing and Rack Density Maintenance
While housing no internal logic circuits, the physical profile of the RB520 module maintains targeted convection pathways inside the subrack enclosure. Securing every empty slot preserves chassis static pressure, preventing short-circuit thermal airflow loops across adjacent active process modules. The structural frame reinforces I/O density alignment and prevents physical debris accumulation on unused backplane connector pins.
Frequently Asked Questions
Q: Does installing or removing the RB520 module require de-energizing the rack power supply?
A: No. Because the module contains no internal circuitry or electrical pins, it can be inserted or removed from an active rack slot at any time without disturbing system backplane traffic or module power rails.
Q: What physical damage occurs if a rack slot is left unsealed without an RB520 dummy module?
A: Operating an unsealed slot exposes open backplane bus contacts to airborne particulate contamination, potential metallic debris shorts, and disrupted internal cooling air circulation.
Field Installation Guidelines
- Align the upper and lower guide runners of the RB520 module with the target unpopulated rack slot tracks.
- Push the module evenly into the rack until the front fascia rests flush against the adjacent active modules.
- Engage top and bottom retention fasteners or mechanical latches to lock the module securely in place.
- Verify that no gaps exist around the frame perimeter that could bypass cabinet air filtration or allow physical contact with the internal backplane.
Additional Information
- 100% Genuine Parts: All products are original and authentic, ensuring reliable industrial performance.
- 30-Day Refund Guarantee: Return any in-stock item within 30 days in original, unopened packaging for a full refund (excluding shipping and fees).
- 12-Month Warranty: Covers defects in materials or workmanship; excludes misuse, normal wear, or unauthorized modifications.
- Worldwide Shipping: We ship via USPS, UPS, FedEx, and DHL. Delivery times vary by country and may be subject to customs or import fees.
- Support & Contact: Technical and warranty assistance is available anytime. Contact us here: Contact.
- Purchase Guidance: Check product specifications and compatibility carefully before ordering to ensure proper application.
Tech & Buying Guide
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Understanding Types of Noise in Electronic Circuits and Control Systems
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