Why Choose the ABB 2/2UF2021 Fire Protection Enclosure?
The ABB 2/2UF2021, order code 2CPX040088R9999, is a 90-minute fire protection flush-mounted wall enclosure designed for indoor low-voltage sub-distribution installations. As part of the ABB DESUJ Sub Distribution product group and UF enclosure range, it combines non-combustible construction with defined fire resistance and functional integrity for demanding electrical distribution applications.
The enclosure measures 582 mm wide × 982 mm high × 205 mm deep and provides an internal installation depth of approximately 118 mm. It offers 6 RE, two field widths and 144 space units, providing substantial installation capacity for compatible distribution panels, combination sets and CombiLine modules on an EDF mounting frame.
Designed for 90-minute fire protection, the 2/2UF2021 provides 90-minute fire resistance, fire-load insulation and functional integrity. It features IP41 protection, Class II protective insulation, smoke and cold-smoke resistance, a single right-hinged door with a 180° opening angle, and top and bottom cable entry through dedicated fire-protection cable barriers.
Key Advantages
- 90-minute fire resistance for demanding electrical distribution installations.
- 90-minute functional integrity for compatible electrical systems.
- Non-combustible A2-class construction.
- Generous 582 × 982 × 205 mm external dimensions.
- 144 space units across six installation rows and two field widths.
- IP41 ingress protection for indoor applications.
- Class II protective insulation.
- Smoke-resistant and cold-smoke-resistant enclosure construction.
- Prepared for compatible ABB distribution panels, combination sets and CombiLine modules.
Key Features
- ABB 2/2UF2021 fire protection wall enclosure.
- ABB order code 2CPX040088R9999.
- Flush-mounted installation for indoor use.
- 582 mm overall width.
- 982 mm overall height.
- 205 mm overall depth.
- 118 mm internal installation depth.
- 90-minute fire resistance.
- 90-minute fire-load insulation.
- 90-minute functional integrity.
- IP41 degree of protection.
- IK08 impact protection.
- Protection Class II protective insulation.
- 6 RE with 144 space units.
- Two-field-width enclosure configuration.
- Right-hinged single door with 180° opening angle.
- Swing-handle lock with half cylinder.
- Top and bottom cable entry through fire-protection cable barriers.
- Rated for 400 V AC at 50/60 Hz.
- Rated insulation voltage of 690 V.
90-Minute Fire Protection for Electrical Distribution Systems
Fire protection enclosures provide enhanced protection for electrical distribution equipment where maintaining separation from fire and supporting continued system operation are important design requirements. The ABB 2/2UF2021 combines 90-minute fire resistance, fire-load insulation and functional integrity with non-combustible A2 construction for specialist indoor distribution applications.
Its 582 × 982 × 205 mm enclosure format provides six installation rows, two field widths and 144 space units, making it suitable for larger compatible distribution arrangements. Smoke resistance, IP41 protection, Class II insulation, fire-protection cable entries and a securely locking right-hinged door provide a coordinated enclosure platform for professionally designed fire-protected electrical installations.
Typical Applications
- Fire-protected low-voltage sub-distribution systems.
- Electrical installations requiring 90-minute functional integrity.
- Commercial and public building electrical distribution.
- Emergency and safety-related electrical distribution systems.
- Flush-mounted indoor distribution-board installations.
- Compatible ABB distribution panels and combination sets.
- ABB CombiLine modules installed on EDF mounting frameworks.
