Ep2 | S4000 Series | How the S4000 Closes in a Power Outage

[Music] in today's episode we're tackling a big question how does the s4000 close when there's no power traditional overhead coiling fire doors are built to close in three scenarios regular motor operation on fire alarm and on power failure when the power goes out overhead fire doors use one of Nature's greatest forces Gravity the motor brake releases and the door deploys ensuring a fa safe cloth even when the power is down today we're taking you behind the scenes of the model s4000 to answer how a side coiling fire shutter closes when gravity is not on your side here's a spoiler alert this door doesn't need power to protect your building it all comes down to its innovative design inside the coil box you'll find two key components the coil pipe and The Pusher pipe the coil pipe is what the slats coil on when the door is not in use while The Pusher pipe Works to push the door out across the opening now here's where it gets interesting the magic really happens inside the coil box think of a toy car that you pull back to wind up its spring the moment you let go the car propels forward well the s4000 has a giant spring inside its coil box that works exactly the same way the spring is wound up tight just waiting for the moment it can launch the door into action when the power fails the motor brake releases and the spring just like the toy car sets the door into motion this Powerhouse spring has one purpose to ensure the door reaches the closed position like any other Auto set product the s4000 uses a governor in the motor to regulate its closing speed keeping it a controlled 6 to 9 in per second no rush no Panic just a reliable close every time when the power is restored resetting the s4000 is as simple as turning a key switch when the power fails the s4000 doesn't it's ready reliable and effortlessly resets proving that real fire protection doesn't just rely on power it relies on thinking outside the box thanks for watching if you missed episode 1 go back and catch up you won't believe what makes the s4000 motor so unique in episode three we're spilling the secrets on how to deal with egress on side coiling fire doors this is where things get really interesting so smash that subscribe button ring the notification Bell and make sure you're ready for the next episode