Generic Bottom Hung Window with SECO N 24 25

General

Product Name: Generic Bottom Hung Window

Control Type: SECO Ni 24 25 Electric Chain Actuator

Configuration: Bottom-hung, outward opening (bottom pivoted, top venting)

Application: External façade openings for residential, commercial, and institutional construction

Mounting: Installed into prepared structural openings within wall assemblies

Classification

Uniclass 2015:

• Ss_25_30_30_85 – Windows
• Pr_30_59_98_94 – Window units

OmniClass:

• 23-17 13 13 – Windows

IFC Class:

• IfcWindow / IfcWindowType

Geometry and BIM Parameters

Dimensions (Parametric)

• Overall Width (W): Adjustable (default: 900 mm)
• Overall Height (H): Adjustable (default: 600 mm)
• Frame Depth: 70–85 mm (parametric)
• Sash Thickness: 40–55 mm

Opening Characteristics

Opening Type: Bottom hung

Hinge Position: Bottom

Control Mechanism: Electrically controlled chain actuator – SECO Ni 24 25

Opening Angle: 10°–25° (dependent on actuator stroke and sash geometry)

Free Area: Parametric; calculated relative to maximum actuator stroke

Hardware – SECO Ni 24 25

Actuator Features

Model: SECO Ni 24 25

Type: 24V DC electric chain actuator

Stroke Length: 250 mm (nominal)

Force: Opening and closing force per manufacturer’s technical data

Integration: Suitable for automated natural ventilation, environmental sensors, and BMS systems

Mounting: Internal surface-mounted chain operator; brackets and fixings as required

Operation and Maintenance

Operation

• Powered by 24V DC electric actuation

Can be controlled via:

• Wall-mounted switch
• Environmental control systems
• Central BMS
• Optional integration into smoke ventilation systems (if project-specific)

Maintenance Requirements

• Annual inspection recommended for:

• Perimeter seals
• Bottom hinges and pivot mechanisms
• Actuator chain and fixing points
• Electrical connections and control interface

• Clean and lubricate hardware per manufacturer requirements

BIM Metadata

• Manufacturer: Generic
• Component Type: Window – Bottom Hung
• Actuator Included: Yes (SECO Ni 24 25 integrated)
• MEP Connectivity: 24V DC electrical supply
• Parameters: Includes geometry, performance, actuator stroke, and operational data

COBie Fields

• Type Name: Generic_Bottom_Hung_Window_SECO-Ni-24-25
• Model: SECO Ni 24 25 Actuator Integrated
• Asset Type: Fixed
• Warranty: As required by project specification