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| ACK4 |
Chain actuatorThrust force 300 N
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Top-hung windows
Bottom-hung windows
Bottom-hung windows outward opening
Domes and skylights
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ACK4 is a sturdy and reliable chain actuator with exclusive features such as the IP55 protection rating and the stainless-steel chain, making it suitable for installation on top-hung and bottom-hung windows, including in industrial and commercial environments with high humidity.
Specification text
Topp electric actuator model ACK4 with double-link articulated chain in stainless steel, housed in a die-cast, epoxy powder-coated aluminium casing, complete with bracket and accessories for top-hung outward or bottom-hung (tilt) opening. Operation at 230 V 50 Hz or, alternatively, at 24 V DC. Maximum applicable load 300 N. Maximum stroke 400 mm with stroke adjustment in 7 positions (100, 150, 200, 250, 300, 350, 400 mm) by means of a dedicated adjustment knob. Electronics with an acoustic buzzer that warns the user of incorrect installation. On request, an S version is available, pre-set for synchronisation and simultaneous operation of two actuators installed on a single window. IP55 protection rating for the electrical components. A version with IP66 dust and water protection (fixed stroke) is available.
CE-marked device.
Technical Characteristics
| Model | ACK4 230V | ACK4 24V |
| Power voltage | 230V ~ 50Hz | 24V c.c. |
| Max applicable load in thrust | 300 N | |
| Max applicable load in traction | 300 N | |
| Strokes | 100 - 150 - 200 - 250 - 300 - 350 - 400 mm | |
| Absorbed current | 0,32 A | 1,35 A |
| Idle translation speed | 27 mm\s | 17 mm\s |
| Duration of the idle stroke | 15 s | 23 s |
| Double electrical insulation | yes | - |
| Service type | S2 di 2 min | S2 di 3 min |
| Operating temperature | - 5°C + 50°C | |
| Protection Class | IP 55 (available special IP66 version) | |
| Window mounting adjustment | 10 mm | |
| Parallel connection option | yes | |
| Synchronous operation of 2 ACK4* on the same window | S version | |
| Chain position control | yes | |
| Stroke end | encoder | |
| Audio alarm for reporting an incorrect assembly | yes | |
| Dimensions | 288,5x83x47,8 mm | |
| Weight ** of the installed unit | 1,9 kg | |
* the indicated weight is subject to variations, depending on the chosen accessories
Frequently Asked Questions
How is the stroke of the ACK4 adjusted?
The stroke of the ACK4 is adjustable across 7 positions, from 100 to 400 mm (international patent).
What material is the ACK4 chain made of?
The chain is a double-link chain made of stainless steel.
What protection rating does the ACK4 offer?
The ACK4 has a high IP55 protection rating, with a special IP66 version available.
