3 Bay Seismic Riser Base for 48 Inch Deep MRK, VRK Racks
3-bay seismic riser base for 48 in (121.9 cm) deep MRK or VRK racks with 2450 lbs capacity
The SRB-3-MRK-4824 is a 3-bay seismic riser base designed for use with 48 in (121.9 cm) deep MRK or VRK series racks. Constructed from heavy-gauge welded steel with a textured black powder coat finish, this base provides a high-capacity foundation for sensitive equipment in seismic zones. It holds a seismic load capacity of 2450 lbs (1,111.3 kg) and is TAA compliant. This component allows for field rough-in of infrastructure before the actual racks and enclosures arrive on-site. Additionally, it functions as a lower cable chase, providing a dedicated path for passing cables between the bays of the rack system.
Specifications are supplied by the manufacturer. For complete details, check the Resources section.Key features
Specifications
Main specifications 8
| Depth | 48 in (121.9 cm) |
| Height | 24 in (61 cm) |
| Weight Capacity | 2450 lbs (1111.3 kg) |
| Width | 66.06 in (167.8 cm) |
| Base Series | MRK or VRK |
| Component Type | Riser Base |
| Finish | Textured Black Powder Coat |
| Number of Bays | 3 |
All other specifications 5
| Seismic Rated | Yes |
| UPC | 656747181337 |
| ASCE Number | 7-10 |
| OSHPD Number | 96-01027 |
| Seismic Load Capacity | 2450 lbs (1,111.3 kg) |
Resources
Questions about this part
Will this SRB-3-MRK-4824 work with my MRK or VRK racks?
This riser base is specifically designed for use with MRK and VRK series racks that are 48 in (121.9 cm) deep.
What is the seismic load capacity of this base?
The unit has a seismic load capacity of 2450 lbs (1,111.3 kg) and is rated under ASCE 7-10 and OSHPD 96-01027.
Can I install this before the main racks arrive?
Yes, this component allows for field rough-in of cabling and infrastructure prior to the arrival of the racks and enclosures.
What is the purpose of the 3-bay design?
The 3-bay configuration provides a space to act as a lower cable chase for passing cables between your racks.
Which document should I use for a submittal?
You can use the SRB Series Seismic Riser Base A&E Specification Sheet (PDF) or the SRB Series Seismic Riser Base 3 Part Specification (docx) for project submittals.