Description
The Norton 5740K3 689 is a heavy-duty automatic door operator built on Norton's proven 1601 closer mechanism. Designed for ADA-compliant access, this unit combines hydraulic reliability with selectable powered opening, serving facilities that need consistent, smooth operation in high-traffic entrances, hospitals, offices, and public buildings where manual or automatic door control is required.
The operator accommodates standard swinging doors up to 180 degrees and integrates easily with wall switches and access control systems. It features adjustable opening and closing forces, hold-open timing (5-30 seconds), and manual position locks for full open and closed. As an authorized Norton dealer, E.D. Locks provides expert specification support and can assist with ADA compliance verification. Contact sales@edlocks.com or call 1-877-207-6067 for installation guidance and free shipping on orders over $450.
Specifications
- Model: 5740K3 689
- Brand: Norton
- Door Type: Swinging (interior/exterior)
- Mechanism: Rack and pinion with precision cast aluminum housing
- Closing Force: Adjustable hydraulic
- Opening Force: Adjustable electronic
- Maximum Door Swing: 180 degrees
- Hold-Open Time: 5-30 seconds adjustable
- Backcheck: Adjustable hydraulic
- Power Input: 120VAC 0.6A or 240VAC 0.3A
- Relay Contact Rating: 30VDC at 1A or 125VAC at 0.5A
- Controls: External On/Off switch, internal circuit breaker
- Certifications: UL Listed, ADA compliant, ANSI A117.1 and A156.19, C-UL US
