nVent STB406012 - Terminal Box, STB, 400x600x120mm, Light Gray, Mild Steel
nVent

STB406012

UPC: 783510529642


Documents & Media
Installation Instructions

Contact for Pricing

Overview

Protect your critical electrical components with the nVent STB Terminal Box, a robust solution designed for demanding indoor industrial environments. Engineered from durable mild steel and boasting an impressive IP66 protection rating, this terminal box effectively safeguards sensitive equipment from water ingress and dust contamination. The STB range is renowned for its reliability and availability in a wide array of standard dimensions, ensuring a perfect fit for diverse project requirements. This specific model, SKU STB406012, measures 400x600x120mm and features a light gray finish, blending seamlessly into industrial settings while offering superior protection. Choosing the right enclosure is paramount in preventing costly component failures and minimizing operational downtime. The nVent STB terminal box excels in this regard by creating a secure, sealed environment. Its robust construction and high ingress protection rating mean that even in challenging conditions where water jets or significant dust accumulation are present, your electrical connections and devices remain safe and operational. This makes it an ideal choice for applications in manufacturing plants, processing facilities, power generation sites, and any other industrial setting where environmental factors pose a risk to electrical infrastructure. The benefits of utilizing the nVent STB range extend beyond simple protection. By preventing moisture and dust from compromising electrical connections, you significantly reduce the likelihood of short circuits, corrosion, and other forms of damage that can lead to equipment malfunction and extended periods of inactivity. This proactive approach to equipment protection translates directly into enhanced operational efficiency and cost savings. The off-the-shelf availability of various sizes within the STB series further streamlines procurement and installation processes, allowing for quicker project completion and reduced lead times. Key features and considerations for the nVent STB Terminal Box (STB406012) include: * **Superior Ingress Protection:** IP66 rating ensures complete protection against dust and powerful water jets, making it suitable for washdown areas and high-moisture environments. * **Durable Mild Steel Construction:** Provides excellent mechanical strength and resistance to impact, safeguarding internal components. * **Generous Dimensions:** The 400x600x120mm size offers ample space for terminal blocks, wiring, and smaller control devices. * **Light Gray Finish:** Offers a professional aesthetic and good visibility within industrial settings. * **Versatile Application:** Ideal for housing electrical connections, control systems, and instrumentation in various industrial sectors. * **Reliable Manufacturer:** nVent is a trusted global leader in electrical connection and protection solutions, known for quality and innovation. When specifying enclosures for critical electrical systems, the nVent STB terminal box stands out as a dependable and cost-effective solution. Its robust design, coupled with nVent's commitment to quality, ensures that your electrical infrastructure is protected, allowing your operations to run smoothly and efficiently. Invest in the reliability of nVent for your most demanding industrial enclosure needs.
  • Material: 1.2 mm mild steel.
  • Body: Folded and seam welded. Four 8.5 mm diameter holes for wall fixing. Four M6 × 13 studs for bottom profiles / mounting plate fixation.
  • Gasket: Sealing is ensured by an injected one piece polyurethane gasket.
  • Earthing: M8x18 mm earthing studs in body and cover, M8 nuts, earthing washers and earthing labels.
  • Protection: IP 66, TYPE 4, 12, IK 08.
  • Finish: RAL 7035, structured powder coating.
  • Delivery: Body, cover, cover screws, fixing screws, cover plugs, and earthing facilities.

Specifications

Application
Controls and Drives;Factory Automation and Process Control
Body Thickness
18 ga
Body Thickness
1.2 mm
Body Thickness
16 ga
Cable Entry
No
Color
Light Gray;RAL 7035 Light Gray
Color
Light Gray
Color Code
RAL 7035
Construction
Body: 18 gauge Door: 18 gauge
Cubic Capacity
1 in3
Cubic Capacity
16387.1 mm3
Depth
4.72
Depth
120
Depth
13 IN
Door Thickness
1.2 mm
Door Thickness
18 ga
Door Thickness
14 ga
Finish
Powder Coated
Height
15.75
Height
400
Height
44 IN
Insulation
No
IP Rating
IP66
Material
Mild Steel
Mounting
Wall Mounted
NEMA Rating
4
NEMA Rating
NEMA Type 4 NEMA Type 12 NEMA Type 13
Number Of Outlet
1
Protection Rating
NEMA Type 4
Series
STB
Size
15.75 x 23.62 x 4.72 inch
Size
400x600x120mm
Type
Mild Steel Industrial Terminal and Junction Boxes
Type
Mild Steel Terminal and Junction Boxes
Weight
18.13 lb
Weight
32 lbs./100ft
Width
23.62 in
Width
600 mm
Width
23 IN
Package Dimensions (L x W x H)
24 IN x 16.12 IN x 5.35 IN
Package Dimensions (L x W x H)
60.96 cm x 40.9448 cm x 13.589 cm
Package Weight (Imperial)
18.130 L
Package Weight (Metric)
8.224 kg
Terminal Box, STB, 300x600x120mm, Light Gray, Mild Steel

STB306012

Terminal Box, STB, 300x600x120mm, Light Gray, Mild Steel

How to Install the STB406012 Controller

This guide provides step-by-step instructions for the installation and initial setup of the STB406012 Controller.

Estimated time: 1h

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Wire connectors, Floor plate (if applicable)

  1. Prepare the installation area

    Ensure the installation surface is clean and free of debris. If mounting on a combustible surface, install a floor plate of at least 1.43 mm galvanized or 1.6 mm uncoated steel, extending at least 150 mm beyond the equipment on all sides.

  2. Mount the controller

    Secure the STB406012 controller to the DIN rail using the integrated clips. Ensure the controller is level and firmly attached.

  3. Connect the wiring

    Use wire connectors to connect the power supply and input/output wires to the appropriate terminals on the controller. Verify that all connections are secure and correctly oriented.

  4. Configure the controller

    Power on the controller and use the configuration software to set the desired parameters. Follow the on-screen instructions to complete the setup.

  5. Calibrate the system

    Perform a calibration check using a multimeter to ensure that the output readings are within the specified range. Adjust settings as necessary to achieve accurate readings.

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.