Why Choose the ABB 3/4EF11 Fire-Resistant Extension Frame?
The ABB 3/4EF11 is a robust fire-resistant extension frame for a single-wing door designed for ABB sub-distribution and fire-protection enclosure systems. Supplied under ABB order code 2CPX041081R9999, it forms part of ABB's DESUJ Sub Distribution product range and provides a compatible frame solution for fire-resistant electrical installations.
Designed to complement compatible ABB fire-protection doors and enclosures, the 3/4EF11 provides the structural extension required around the enclosure opening while maintaining the system's fire-protection concept. Its purpose-designed construction supports professional installation in commercial, industrial and infrastructure electrical distribution applications.
The 3/4EF11 has overall dimensions of 1045 mm wide × 1495 mm high × 22 mm deep and is designed for installations requiring 90-minute fire resistance. This combination of substantial dimensions and shallow frame depth provides a practical solution for compatible ABB fire-protection enclosure assemblies.
Key Advantages
- Purpose-designed extension frame for single-wing fire-protection doors.
- 90-minute fire resistance for enhanced electrical installation protection.
- Designed for integration with compatible ABB fire-protection enclosure systems.
- Shallow 22 mm frame depth for practical installation.
- Robust construction suited to commercial and industrial electrical distribution applications.
- Part of ABB's established DESUJ Sub Distribution product range.
Key Features
- ABB 3/4EF11 extension frame.
- Designed for single-wing fire-protection doors.
- 1045 mm overall width.
- 1495 mm overall height.
- 22 mm overall depth.
- 90-minute fire-resistance capability.
- Designed for ABB electrical sub-distribution and fire-protection enclosures.
- ABB order code 2CPX041081R9999.
Reliable Framing for Fire-Protection Enclosures
Extension frames provide the interface required between compatible fire-protection doors and electrical enclosure installations. Using system-matched components helps maintain correct fit, alignment and protection while providing dependable access to the electrical distribution equipment installed within the enclosure.
The ABB 3/4EF11 is engineered for ABB fire-protection enclosure systems and provides a purpose-designed frame for compatible single-wing doors. Its 90-minute fire-resistance capability makes it suitable for electrical installations where enhanced passive fire protection is required.
Typical Applications
- Fire-resistant electrical distribution enclosures.
- Commercial electrical sub-distribution installations.
- Industrial distribution-board systems.
- Building-services electrical installations.
- Infrastructure and public-building electrical systems.
- ABB fire-protection enclosures requiring a single-wing door extension frame.
