nVent MB252503PSK - MultiBox Opaque Screw Cover with Knockouts Type 4X, 2.55x2.55x3.18, Lt Gray, Polystyrene, PSK
nVent

MB252503PSK

UPC: 635394601207


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Installation Instructions

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Overview

The nVent MultiBox Opaque Screw Cover Enclosure (SKU: MB252503PSK) is engineered for demanding industrial applications where robust protection and reliable performance are paramount. Designed as an electrical junction box or instrumentation enclosure, this unit excels in highly corrosive environments, safeguarding sensitive components from harsh elements. Constructed from durable light gray polystyrene, its opaque design offers essential UV resistance and prevents light ingress, crucial for certain electronic components. The Type 4X rating signifies superior protection against water and dust ingress, making it an ideal choice for outdoor installations or areas subject to frequent washdowns. This enclosure features a convenient screw cover mechanism for secure closure and easy access during maintenance or installation. Pre-punched knockouts are strategically placed to facilitate straightforward wiring and cable entry, streamlining the setup process for electricians and technicians. The compact dimensions of 2.55 x 2.55 x 3.18 inches make it suitable for applications where space is limited, yet substantial protection is still required. The inherent chemical resistance of polystyrene ensures longevity and integrity even when exposed to aggressive substances commonly found in chemical processing, wastewater treatment, and manufacturing facilities. Professionals trust nVent for their commitment to quality and innovation in enclosure solutions. The MultiBox series embodies this dedication, providing a cost-effective yet highly reliable option for protecting electrical and electronic equipment. Its versatility extends to various industries, including: * **Chemical Processing:** Protecting sensors, control units, and junction points from corrosive fumes and liquids. * **Water and Wastewater Treatment:** Ensuring the integrity of control systems and instrumentation in wet and chemically treated environments. * **Food and Beverage:** Offering a hygienic and easily cleanable solution for electrical connections. * **Manufacturing:** Safeguarding control panels and wiring in production line environments. * **Telecommunications:** Protecting outdoor equipment from environmental factors. Installation is simplified thanks to the thoughtful design, including the pre-configured knockouts. The robust construction ensures that internal components remain protected from impacts, moisture, and environmental contaminants. When selecting an enclosure for critical electrical and instrumentation applications, particularly in challenging industrial settings, the nVent MultiBox Opaque Screw Cover Enclosure offers a dependable and efficient solution, backed by the reputation of a leading manufacturer in the enclosure market. Its Type 4X rating, durable polystyrene material, and user-friendly design make it a standout choice for ensuring the longevity and operational integrity of your valuable equipment.
  • Durable light gray polystyrene construction for corrosion resistance.
  • Type 4X rating provides superior protection against water and dust ingress.
  • Opaque design offers UV resistance and light protection for sensitive components.
  • Convenient screw cover for secure closure and easy access.
  • Pre-punched knockouts for simplified wiring and cable entry.
  • Continuous gaskets made of polyurethane foam guarantee optimal integrity
  • All enclosures can be easily modified to customer specifications

Specifications

Application
Controls and Drives; Corrosive Environments
Color
Light Gray
Color
Lt Gray
Finish
Smooth Matte
Material
Polystyrene
Nema Rating
Type 4X
Series
MultiBox
Size
2.55x2.55x3.18
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum

14A0705

Panel 6.9 x 4.9 - Fits Encl. 8 x 6 - Alum
Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.

BX4

Sealable and transparent protective covers BX4 and non-removable BX4-CA to protect the devices against accidental contact.
Escutcheon black type B for Sircover 125-630A

44095015

Escutcheon black type B for Sircover 125-630A
Escutcheon black type B for Sircover 125-630A IP65

44095016

Escutcheon black type B for Sircover 125-630A IP65
1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey

LT20D-NEW

1/2 Inch, 90 Degree, Two-Piece Liquidtight Non-Metallic Fitting, UL E32447, Temperatures up to 107 Degrees C, Nitril Rubber O-Ring, PVC, Grey
1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey

LN43DA

1/2 Inch, Straight, One-Piece Liquidtight Non-Metallic Fitting, CSA, UL E32447, Temperatures up to 60 Degrees C, PVC, Grey
Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black

LH38

Cord Grip with NPT Threads, Locknut Included, NPT Thread Size 3/8 Inch, Cable Range 0.181 Inch/4.6mm to 0.312 Inch/7.9mm, Hole Clearance 0.670 Inch/17.0mm, Thread Length 0.53 Inch/13.5mm, IP68 Rating, Nylon, Black
EP-RJG-M20-BL-A

1SNG618003R0000

EP-RJG-M20-BL-A
5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55

FF12D24NN53

5,90" x 5,90" filter fan - 24Vdc - 20.6 cfm - RAL 9005 - Type 3R - IP55
12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12

FF20A115UE1

12,80" x 12,80" filter fan - 115Vac - 285.3 cfm - RAL 7035 - Type 12

How to Install the MB070465PCCT Enclosure

This guide provides step-by-step instructions for installing and configuring the MB070465PCCT enclosure for electrical junctions in corrosive environments.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the enclosure

    Secure the MB070465PCCT enclosure to a suitable surface using the provided mounting screws. Ensure it is level and firmly attached.

  2. Connect the wiring

    Strip the ends of the wires and connect them to the terminal connectors inside the enclosure. Ensure all connections are tight and secure to prevent any electrical faults.

  3. Verify the installation

    Use a multimeter to check the continuity of the connections and ensure there are no short circuits. Confirm that the enclosure is properly sealed and ready for use.

Frequently Asked Questions about nVent

What industries and applications are nVent products used for?

nVent products are engineered for critical infrastructure and industrial applications across multiple demanding sectors. Key markets include Construction, Data Centers, Defense, Healthcare, Mining, Oil & Gas Refineries, Power Plants, Rail/Transit, Renewable Energy, Security, Ship Building, Steel Mills, Telecom, and Utilities. Their solutions are designed to withstand extreme environmental conditions, with temperature ranges from -55°C to 105°C and specialized features like UV resistance, oil resistance, and flame resistance.

What environmental ratings do nVent products have?

nVent enclosures feature comprehensive environmental ratings, including UL 508A, CSA, and NEMA Type 1, 2, 3, 4, 4X, 12, and 13 certifications. They are rated IEC 60529 IP66, providing robust protection against dust, water, and corrosion in both indoor and outdoor environments. These products operate effectively in temperatures ranging from -40°F to 266°F, with enhanced UV inhibitors for outdoor weathering and oil-resistant gaskets for superior sealing.

What accessories are available for nVent products?

nVent offers a comprehensive range of accessories across multiple product lines, including EMC accessories like bonding cable clamps and strain reliefs, inline accessories such as lock inserts and mounting brackets, CONCEPT accessories including panel conversion kits and rack-mount angles, and seismic accessories for specialized mounting requirements. Key accessory categories include grounding kits, DIN rail mounting solutions, panel supports, handles, and various mounting hardware compatible with different enclosure types.

What certifications and standards do nVent products comply with?

nVent products meet critical international certifications including UL (United States), CSA (Canada), CE (European Community), and EAC (Russia). Our products are designed to comply with rigorous industrial standards such as NEMA enclosure ratings, IEC 60529 IP ratings, and international safety standards across multiple industrial markets including oil & gas, power, manufacturing, and infrastructure.

What is nVent's warranty policy?

nVent offers a standard 18-month warranty from invoicing date for most automation products, covering defects in workmanship and materials. The warranty requires proper transportation, handling, storage, and installation within specified environmental conditions. Warranty coverage includes repair or replacement at nVent's discretion, with certain conditions such as authorized service repairs and operation within designed capacity limits.

What technical support does nVent offer?

nVent offers comprehensive technical support through multiple global contact centers across North America, South America, Europe, Middle East, India, and Asia. Customers can reach technical experts by phone at regional numbers, with the North American headquarters in Minneapolis, MN providing primary support at +1.763.421.2240. Additionally, nVent provides online support resources through their website, including CAD drawing downloads and an 'Ask The Expert' feature to assist with product technical inquiries.