1STQ001302B0000 ABB PTBB7590 IP40 Blind Top/Bottom Panel W750 D900 System Pro E Power

Why Choose the ABB PTBB7590 IP40 Blind Top/Bottom Panel W750 D900?

The ABB PTBB7590 (1STQ001302B0000) is an IP40 blind top/bottom enclosure panel designed for compatible ABB System Pro E Power low-voltage electrical distribution assemblies. Identified by the manufacturer's description IP40 BLIND TOP/BOTTOM W=750MM D=900MM, this component is specified for an enclosure configuration with a width of 750 mm and a depth of 900 mm.

Top and bottom enclosure panels are important components in modular electrical switchboard construction. They provide a physical covering for designated enclosure areas, helping complete the intended external arrangement of the electrical assembly. The blind design of the ABB PTBB7590 identifies it as a covering without purpose-designed ventilation or cable-entry openings, making it relevant to configurations requiring a closed top or bottom panel.

With an IP40 protection designation, manufacturer reference PTBB7590 and ABB order code 1STQ001302B0000, this System Pro E Power accessory offers accurate manufacturer identification for new switchboard construction, electrical enclosure maintenance, refurbishment and replacement part procurement. Its suitability should be confirmed against the relevant ABB assembly documentation and the intended enclosure configuration.

Key Advantages

• IP40 blind top/bottom panel for compatible ABB System Pro E Power enclosures.
• 750 mm width designation for the specified switchboard configuration.
• 900 mm depth designation for compatible electrical enclosure arrangements.
• Blind panel construction provides a covering without designated ventilation openings.
• Suitable for specified top or bottom enclosure positions.
• Supports the intended external construction of low-voltage electrical distribution assemblies.
• Helps maintain the specified enclosure covering arrangement when correctly installed.
• ABB manufacturer reference PTBB7590 simplifies accurate product identification and procurement.
• Suitable for compatible new installations, maintenance and refurbishment projects.
• Provides a manufacturer-identified replacement option where the original assembly specifies this component.

Key Features

• ABB System Pro E Power product group.
• Manufacturer reference: PTBB7590.
• ABB order code: 1STQ001302B0000.
• IP40 protection designation.
• Blind top/bottom enclosure panel.
• Width designation: 750 mm.
• Depth designation: 900 mm.
• Intended for compatible low-voltage electrical switchboard enclosures.
• Supports the specified top or bottom enclosure covering arrangement.
• Suitable for matching replacement and original equipment assembly applications.

Blind Top/Bottom Panel Design and IP40 Enclosure Protection

The ABB System Pro E Power range provides modular enclosure solutions for low-voltage electrical distribution assemblies. Within these installations, top and bottom panels form part of the external enclosure structure. Selecting the correct panel is important because different switchboard configurations may require blind coverings, aerated panels or components designed for cable entry and ventilation.

The ABB PTBB7590 is specifically identified as a blind top/bottom panel. In electrical enclosure terminology, a blind panel generally provides a covering without intentional ventilation apertures or cable-entry cut-outs. This distinguishes it from aerated or perforated enclosure components. However, the blind designation does not independently establish a particular sealing performance, material specification or environmental protection level beyond the stated IP40 classification.

The IP40 designation relates to the ingress protection classification defined by IEC 60529. IP40 indicates protection against access to hazardous parts with a wire and against ingress of solid foreign objects of 1 mm diameter and greater. The second digit, 0, indicates that no protection against water ingress is specified. Therefore, an IP40 enclosure arrangement should not be assumed to provide protection against dripping, splashing or sprayed water.

The manufacturer's W=750MM D=900MM description identifies an enclosure width designation of 750 mm and depth designation of 900 mm. These values describe the intended equipment configuration rather than confirming every physical dimension of the individual panel. Exact mounting geometry, fixing positions, material, finish and installation clearances should be verified against the relevant ABB System Pro E Power technical documentation.

For the completed switchboard to achieve its intended protection characteristics, the PTBB7590 must be installed as part of the specified enclosure assembly using the appropriate associated components. The panel alone does not certify the IP rating or compliance of the complete electrical assembly. Correct component selection is particularly important during maintenance and refurbishment, where a replacement panel must match the original enclosure arrangement.

Typical Applications

• Compatible ABB System Pro E Power low-voltage switchboards.
• Industrial electrical distribution enclosure construction.
• Top enclosure covering arrangements requiring a blind panel.
• Bottom enclosure covering arrangements requiring a blind panel.
• Switchboard configurations with a 750 mm width and 900 mm depth designation.
• Industrial power distribution and control equipment enclosures.
• Manufacturing and process automation electrical installations.
• OEM electrical switchboard manufacturing and assembly projects.
• Refurbishment of compatible ABB System Pro E Power enclosures.
• Replacement of matching IP40 blind top/bottom panels.