nVent A81-2212E2CT - APO Flat Trnsp Screw Cover with Extension Type 4X, 21.97x23.74x13.03, Lt Gray, Fiberglass, E2CT
nVent

A81-2212E2CT

UPC: 635394004459

Documents & Media
Installation Instructions

Contact for Pricing

Overview

The nVent APO Flat Transparent Screw Cover with Extension, SKU A81-2212E2CT, is engineered for demanding industrial applications where superior protection against corrosive environments is paramount. Manufactured by nVent, a trusted leader in electrical enclosure solutions, this fiberglass enclosure (21.97x23.74x13.03 inches, Light Gray) offers robust performance and exceptional durability. Its Type 4X rating signifies its suitability for indoor and outdoor use, providing a high level of protection against water and dust ingress, as well as resistance to corrosion from harsh chemicals and salt spray. This APO enclosure is specifically designed for use as insulated electrical junction boxes, terminal wiring boxes, instrument housings, and electrical control enclosures. The transparent screw cover allows for easy visual inspection of internal components without compromising the enclosure's integrity, a critical feature for maintenance and troubleshooting in critical infrastructure and processing plants. The integrated extension provides added flexibility for mounting and cable management, ensuring a clean and organized installation. Constructed from high-quality fiberglass-reinforced polyester (FRP), this enclosure exhibits excellent mechanical strength and resistance to impact, UV radiation, and a wide range of chemicals. This makes it an ideal choice for industries such as chemical processing, oil and gas, water and wastewater treatment, pulp and paper, and marine environments where equipment is constantly exposed to corrosive elements. The light gray color helps to reflect sunlight, reducing internal temperature buildup, which is beneficial for sensitive electronic components. Key features and benefits include: * **Superior Corrosion Resistance:** Fiberglass construction is inherently resistant to a wide array of corrosive agents, outperforming traditional metal enclosures in harsh conditions. * **Type 4X Rating:** Provides robust protection against water, dust, and corrosion, ensuring reliable operation in challenging environments. * **Transparent Screw Cover:** Enables quick visual inspection of internal components, streamlining maintenance and diagnostics. * **Integrated Extension:** Offers enhanced mounting options and facilitates efficient cable management for a professional installation. * **Durable Fiberglass Construction:** Offers excellent mechanical strength, UV resistance, and impact protection. * **Versatile Applications:** Suitable for junction boxes, terminal wiring, instrument housings, and control enclosures. Professionals rely on nVent APO enclosures for their uncompromising quality and performance. The A81-2212E2CT model, with its specific dimensions and features, is a testament to nVent's commitment to providing reliable solutions for critical electrical protection needs. Its origin in Canada further underscores its adherence to stringent manufacturing standards. When selecting an enclosure for corrosive environments, the nVent APO series, and specifically the A81-2212E2CT, offers a dependable and long-lasting solution.
  • Available sized from 7x6 (178x152mm) to 24x24 (610x610mm)
  • Enclosures are maintenance free and corrosion resistant
  • Bases and covers are made from hot compression molded halogen free, self extinguishing fiberglass reinforced polyester (FRP) that can withstand continuous temperatures up to 158°F (70°C) and momentary exposure to 302°F (150°C)
  • All enclosures can be easily modified to customer specifications
  • Gaskets are made from continuously poured polyurethane foam
  • Brass M4 threaded inserts are factory installed for mounting plate attachment
  • 5 to 6 bosses suitable for M6 threaded inserts are molded into the base (dependant on enclosure size).
  • Maintain UL / CSA Type 4x with up to 5 extension collars
  • Extensions allow deeper enclosure depths

Specifications

Application
Controls and Drives;Corrosive Environments
Color
Light Gray
Color
Lt Gray
Color
Gray
Color
Grey
Color Code
RAL 7035
Depth
331 mm
Depth
13.03
Finish
Smooth Matte
Height
558 mm
Height
21.97
Material
Fiberglass
Material Quality
Fiberglass
Nema Rating
Type 4X
Product Family
APO
Protection Rating
NEMA Type 3
Size
21.97x23.74x13.03
Style
Transparent cover and non-metallic corner screws, two extension collars
Type
Fiberglass and Thermoplastic Wall Mounted Industrial Enclosures
Weight
12.5 lb
Width
23.74
Width
603 mm
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.
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
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
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
External operation handle 0-1 type S01 Red Nema 4,4x

140E2911

External operation handle 0-1 type S01 Red Nema 4,4x
Escutcheon black type B for Sircover 125-630A

44095015

Escutcheon black type B for Sircover 125-630A
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
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

How to Install the APO Series Enclosure

This guide provides step-by-step instructions for installing the APO Series enclosure, ensuring proper mounting and wiring for optimal performance.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the enclosure

    Secure the enclosure to the desired 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. Use a multimeter to verify proper connections.

  3. Seal the enclosure

    Ensure that the enclosure cover is properly sealed to maintain its IP67 rating. Check that all gaskets are in place and secure.

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.