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Application

  • Smoke ventilation.
  • Environmental ventilation.

Description

The twin SECO Ni 24 40 is a certified and compliant chain actuator designed to provide precise and reliable operation.

Features and benefits:

  • Tested with specific system profiles to all annexes of smoke vent standard EN 12101–2:2003 (consult manufacturer for details).
  • ‘Frequency of operation’ data logging records every actuator movement.
  • Compact design with variable options for stroke length.
  • Standard finish is powder coated grey (RAL 9006), can be customized to suit requirements.
  • Standard flex length is 2 m but this can be modified to suit installation requirements.
  • Extensive range of brackets to suit a variety of window systems.
  • Quiet operation with configurable speed control.
  • Soft close feature and electronic switching.
  • Programmable seal relief, up to 20 mm.
  • Optional synchronization, consult manufacturer for details.
  • 15,000 product cycles.
  • 900 mm version is not suitable for Top Hung applications.
  • CE marked.

Applications:

  • Smoke ventilation.
  • Environmental ventilation.

Orientation (on the window):

  • Bottom hung.
  • Top hung.
  • Side hung.
  • Centre pivot.

General information
Specification data - Chain actuators
Product Reference

Twin SECO Ni 24 40

Type

AASTI40600S

Stroke: 0–600 mm, Ingress protection: IP20. Size: 1295.5 x 753.5 mm.

AASTI40900S

Stroke: 601–900 mm, Ingress protection: IP20. Size: 1592.5 x 1050.5 mm.

AASTI406001

Stroke: 0–600 mm, Ingress protection: IP42. Size: 1295.5 x 753.5 mm.

AASTI409001

Stroke: 601–900 mm, Ingress protection: IP42. Size: 1592.5x 1050.5 mm.

Colour/ Finish

Grey RAL 9006

Standard.

RAL

Consult manufacturer and insert requirements.

Bracket -
Type

Face fix bracket

Open inward

Sill fixing

Height

35 mm

40 mm

50 mm

Offset

0 mm

5 mm

8 mm

10 mm

15 mm

20 mm

Not applicable with 35 and 40 mm high brackets.

Accessories

None

4 core (volt free contact) flex

Flex length

Consult manufacturer and insert requirements.

Synchronization

Standard product features

Type

Chain operated.

Operating speed:

15 mm/ second. Minimum 8 mm/ second (configurable).

Force:

  • Thrust and closing force: 2 x 400 N.
  • Clamping force: 4000 N.

Electrical data:

- Voltage:

24 V using 2 core (0.75 mm silicone) flex. Actuators require control from a compatible low voltage unit such as an OS2 SHEVTEC controller or NVLogiQ® PSU and permanent power should not be applied.

- Current:

  • 0-600 mm stroke: 2.0 A.
  • 601-900 mm stroke: 2.4 A.

Controls:

Consult technical literature for associated control information.

Duty cycle:

22% (2 minutes on, 7 minutes off).

Ambient operating temperature:

-5°C to +60°C.

Literature
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