HD-SD 3050
Sprung Drive High-Speed Rubber Door
BrochureProduct Data SheetArch SpecsShop DrawingsWarranty
Part of Hörmann’s HD SERIES chain-drive / sprung models, the HD-SD 3050 is equipped with a high-performance helical gearhead operator, which opens the door at a speed of up to 48 inches per second.
The drive system is controlled by a programmable PLC and variable frequency drive (in a NEMA 4 enclosure) with soft start and soft stop that provides smooth, quiet operation for reduced wear-and-tear and long service life. This versatile PLC controller allows for easy addition of a variety of activation and safety devices often required in high traffic environments.
Product Highlights
Feature | Details | Rating |
---|---|---|
High Speed | Opening speed: Up to 48" per second*Opening time: 3.0 seconds* | |
Low Maintenance | Spring counterbalance, quick reset, withstands harsh environments | |
Impactability | Break-away (quick reset/repair) | |
Max/Min dimensions | 6'-0" up to 30'-0" wide 6'-0" up to 30'-0" high | Not Applicable |
Warranty | 5 and 2 year - Limited lifetime on rubber curtain |
- *
based on optimal conditions, 12x12 door
Door Construction
The industry leader in innovative door technology
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Rubber Curtain Material
Tough and reliable, Hörmann’s fiber-reinforced rubber curtain materials perform in the most extreme industrial environments the likes of mining, composting, and waste management. It effectively contains odors, stands up to corrosive applications, and can withstand vehicle impact undamaged, as the door is easily reset and functioning again within minutes.
Product Features

NEWGEN® aluminum guides with integrated light curtain
The patented NEWGEN® guide has been a key element of Hörmann’s rubber door rugged reliability for the past two decades. Extruded aluminum guides ensure consistent curtain release when the door is impacted while significantly reducing reset time and cost since no guide gap maintenance is required.
The aluminum guides include an integrated channel for our new 92 inch high monitored light curtains. This ensures safe, consistent operation, and protects the light curtains from damage.

Aluminum pivoting bottom bar for easy reset after an impact
Hörmann’s patented pivoting aluminum bottom bar is featured on the full-line of new HD SERIES doors. This innovative and aesthetically pleasing design performs dependably in all types of environments, including those with high wind, without the need for a traditional wind bar.

Galvanized Mounting Angles
The new HD SERIES door galvanized steel mounting angles are light and easy to install and are a strong backbone for our rubber doors.

Low maintenance drive system with variable frequency drive
Increasingly, end users are looking for the reliability and low maintenance design that a Hörmann door system offers.
The HD SERIES Chain-Drive models uses a multi-function capacity PLC (programmable logic controller) control box with an extremely durable helical gearhead operator. This means a long life in high-cycle applications, low maintenance, fully supported by the Hörmann Service Support App.
Colors
Unbeatable Warranty

A chain-drive, spring counterbalanced design with standard 50,000 cycle springs provides dependable low-cost door speed. Competitive models have springs with a 20,000 cycle capability as standard, and higher cycle springs are optional add-ons.
This model comes with:
- Limited lifetime warranty on the rubber curtain.
- 5 years or 1,000,000 cycles on the operator.
- 2 years on all other mechanical and electrical components.
Supporting Documents
- HD Series - Brochure
- HD-SD 3050 - Product Data Sheet
- HD-SD 3050 - Arch Specs
- HD-SD 3050 - Shop Drawing
- HD Series Chain Drive Doors - Owner's Manual
- HD Series Chain Drive Doors - Mechanical Installation Instructions
- HD Series - Mechanical Installation Instructions for Door Options
- Rubber Models Overview - Brochure
- HD Series Warranty