nVent MAS0302521R5 - Single Door encl. Mild Steel, MAS with Plate, 300x250x210mm, Light Gray
nVent

MAS0302521R5

UPC: 783510487287


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Installation InstructionsVideo Clip

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Overview

The nVent MAS mild steel single door enclosure, SKU MAS0302521R5, offers robust protection for sensitive electrical and electronic components in demanding industrial environments. Engineered with a high IP66 protection degree, this enclosure effectively shields its contents from dust ingress and powerful water jets, ensuring operational reliability and minimizing the risk of component failure and costly downtime. Its durable mild steel construction provides a strong physical barrier, safeguarding equipment against impacts and environmental hazards. This versatile wall-mounted enclosure is designed for a wide array of applications across various industries, including manufacturing, automation, water treatment, and infrastructure. The inclusion of an internal mounting plate (MAS with Plate) simplifies the installation and organization of internal components, allowing for efficient layout and secure mounting of devices such as PLCs, control units, power supplies, and terminal blocks. The light gray finish offers a clean, professional aesthetic suitable for most industrial settings. Key features and benefits of the nVent MAS enclosure range include: * **Superior Environmental Protection:** The IP66 rating guarantees protection against dust and water, making it ideal for outdoor or wash-down applications. * **Durable Construction:** Fabricated from high-quality mild steel for exceptional strength and longevity. * **Versatile Mounting Options:** Designed for straightforward wall mounting, with an included internal plate for component organization. * **Compact Dimensions:** Measuring 300x250x210mm, it provides ample space for essential controls without occupying excessive footprint. * **Reliable Manufacturer:** nVent is a globally recognized leader in electrical enclosure solutions, known for quality and innovation. Choosing the right enclosure is critical for the longevity and performance of your electrical systems. The nVent MAS series, with its proven design and robust build, provides peace of mind. Professionals rely on nVent enclosures for their consistent quality, adherence to international standards, and the assurance that their critical equipment will remain protected, even under the harshest operating conditions. The ease of installation, coupled with the comprehensive protection offered, makes this enclosure a cost-effective and dependable solution for safeguarding your valuable industrial assets. This specific model, MAS0302521R5, is a testament to nVent's commitment to delivering practical and high-performance enclosure solutions.
  • Body: Folded and seam welded. Four 8.5 mm diameter holes for wall fixing, pressed out in 20.4 mm diameter × 2 mm depressions, to allow air circulation around the rear part of the enclosure.
  • Gland Plate Opening: Situated at the far rear of the enclosure, to make cabling onto the mounting plate easier.
  • Protection: Complies with IP 66, TYPE 4, 12, IK 10. For outdoor installation, the use of a rain Hood, ARF, and 100% polyester paint coating plus corrosion protection primer is recommended. Resistance to corrosion must be taken into consideration for outdo
  • Mounting plate: The mounting plate is marked vertically at 10 mm intervals, for easy horizontal positioning of equipment. On the top and bottom there are holes to facilitate cable fixing. Fixed onto M8 press welded studs to the rear of the enclosure. All
  • Material: Body: 1.2 mm mild steel for enclosures with a depth of 155 mm / 1.4 mm for enclosures with a depth of 210 or 260 mm / 1.5 mm for enclosures with a depth of 300 or 400 mm, or if a height or width is 1000 mm or greater. Gland plate: 1.4 mm mild st
  • Lock: nVent HOFFMAN customized double-bit 3 mm lock, with 90° movement and anti-vibration mechanism. Two locks for 600 mm high to 800 mm high enclosures. Espagnolette three point locking for 1000 mm high enclosures and above. Other inserts are available a
  • Finish: RAL 7035 structured powder coating.
  • Door: Surface mounted with 130° opening. Concealed removable hinges with captive pin. Hinges can be mounted to allow left or right hand opening. Inner M6 welded studs to mount door profiles MMDP, see delivery. Sealing is ensured by an injected one piece p
  • Delivery: Enclosure with door and mounting plate (not included for item numbers ending with PER5). For height 600 mm and above, two MMDP door mounting profiles. Gland plate(s) with gasket(s), plastic double-bit 3 mm key, and mounting accessories. Metallic
  • Mounting plate: All sides, from 800 mm and above, are strengthened by folded edges

Specifications

Application
Controls and Drives;Factory Automation and Process Control
Application
Factory Automation and Process Control; Controls and Drives
Body Thickness
1.5 mm
Body Thickness
16 ga
Cable Entry
No
Color
Light Gray
Color
Gray
Color
Grey
Color Code
RAL 7035
Construction
Body: 18 gauge Door: 18 gauge
Cubic Capacity
961 in3
Depth
8.27 in
Depth
210 mm
Door Thickness
14 ga
Door Thickness
1.5 mm
Door Thickness
16 ga
Finish
Powder Coated
Gland Plate Opening Depth
3.78 in
Gland Plate Opening Depth
2.2 in
Gland Plate Opening Width
12.2 in
Gland Plate Opening Width
4.33 in
Gland Plate Type
0S
Height
300 mm
Height
11.81 in
Insulation
No
IP Rating
IP66
Latch Quantity
1
Material
Mild Steel
Material Quality
Mild Steel
Max Mounting Depth
11.1 in
Max Mounting Depth
7.56 in
Mounting
Wall Mounted
Mounting Plate Included
Yes
Mounting Type
Wall-mount
NEMA Rating
12;4
NEMA Rating
NEMA Type 4 NEMA Type 12 NEMA Type 13
Number of Gland Plate Openings
1
Number Of Outlet
1
Panel Size
10.63 x 7.87 in
Panel Size
72.00 x 72.00 in
Protection Rating
NEMA Type 4
Series
MAS
Size
300x250x210mm
Size
11.81 x 9.84 x 8.27 inch
Style
With Mounting Plate
Type
Mild Steel Wall Mounted Industrial Enclosures
Weight
11.96 lb
Weight
32 lbs./100ft
Width
9.84 in
Width
250 mm
With or Without Panel
With
Package Dimensions (L x W x H)
12.19 IN x 10.22 IN x 8.89 IN
Package Dimensions (L x W x H)
30.9626 cm x 25.9588 cm x 22.5806 cm
Package Weight (Imperial)
11.960 L
Package Weight (Metric)
5.425 kg
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
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
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 MAS0302521R5 Controller

This guide provides step-by-step instructions for installing and configuring the MAS0302521R5 Controller on a DIN rail.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the controller

    Secure the MAS0302521R5 Controller to the DIN rail using the integrated clips. Ensure the controller is level and firmly attached.

  2. Connect the power supply

    Using wire strippers, prepare the power supply wires and connect them to the designated terminals on the controller. Verify the connections with a multimeter to ensure proper voltage.

  3. Configure the controller settings

    Access the controller's configuration interface and input the necessary parameters as per your system requirements. Save the settings and restart the controller to apply changes.

  4. Calibrate the controller

    Follow the calibration procedure outlined in the user manual to ensure accurate performance. Use a multimeter to verify output signals during calibration.

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.