Electric Key Switch Cylinders with Momentary Spring-Return Contacts
Engineering Overview: Engineering guide on key-operated momentary electrical switches for automatic entrance doors and security access barriers.
Technical & Engineering Specifications
| Cylinder | 10/30 mm Half Euro Profile |
|---|---|
| Application | Automatic Sliding Doors, Gate Barriers |
| Switch Action | Momentary Spring-Return (Center-Off) |
| Contact Rating | 250V AC / 5A (SPDT / DPDT) |
Automated Entrance Control
Key switches provide manual bypass control for automated sliding glass doors and barrier arms.
Spring-Return Kinematics
- Momentary Pulse: Turning the key closes the circuit; releasing the key springs it back to center via dual stainless torsion springs.
Frequently Asked Engineering & Selection Questions
Q1: What is the primary application of this cylinder?
Engineering guide on key-operated momentary electrical switches for automatic entrance doors and security access barriers.