nVent CWH4045 - Concept Hinged Window Kit, fits 400x450mm, Gray, Aluminum
nVent

CWH4045

UPC: 783510416102


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Installation Instructions

Contact for Pricing

Overview

The nVent HOFFMAN Concept Hinged Window Kit (SKU: CWH4045) provides a durable, pre-assembled viewing solution for industrial enclosures measuring 400x450mm. Designed to fit larger standard nVent HOFFMAN enclosure doors, this kit features a hinged left-side design with a single-point slotted latch for easy access during inspection and maintenance. The die-cast aluminum frame has a .188in (5mm) thick clear polycarbonate window, offering unobstructed visibility into control panels, power distribution units, automation systems, and telecommunications equipment. The kit meets UL 508A, UL 508 (Type 12), CSA LR42186 (Type 12), and IEC 60529 IP66 standards, ensuring protection against dust and moisture. Available in ANSI 61 gray or RAL 7035 light gray finishes, the CWH4045 is secured to the enclosure front with four mounting screws, with frame caps concealing hardware for a clean aesthetic. Optional locking or non-locking wing knob latches (CWKL/CWKN) provide additional security when needed. Ideal for monitoring PLCs, HMIs, circuit breakers, motor controllers, and instrumentation, this kit enhances operational efficiency and safety by eliminating the need to open the main enclosure door. The pre-assembled design simplifies installation, reducing downtime and labor costs. Trust nVent HOFFMAN’s legacy of reliability in industrial enclosure solutions.
  • Aesthetic die-cast aluminum frame
  • 0.188-in. (5-mm) thick, clear polycarbonate window
  • Furnished window frame caps conceal mounting screws
  • Available in ANSI 61 gray or RAL 7035 light gray finishes
  • Optional locking (CWKL) or non-locking (CWKN) wing knob latches

Specifications

Application
Controls and Drives
Color
ANSI 61
Color
Gray
Color Code
ANSI 61
Finish
Powder Coated
IP Rating
IP55
Material
Aluminum
Modification Services
Yes
Product Family
Concept
Size
fits 400x450mm
Thickness
4 mm
Thickness
0.15 in
Type
Industrial Door Mounting and Locks
Type Number
Type 12
Weight
6.4 lb
Window Size
343 x 366 mm
Window Size
13.50 x 14.40 in
Works With
NEMA
Package Dimensions (L x W x H)
18.9 IN x 18.7 IN x 1.9 IN
Package Dimensions (L x W x H)
48.006 cm x 47.498 cm x 4.826 cm
Package Weight (Imperial)
6.400 L
Package Weight (Metric)
2.903 kg
Concept Hinged Window Kit, fits 400x450mm, Lt. Gray, Aluminum

CWH4045LG

Concept Hinged Window Kit, fits 400x450mm, Lt. Gray, Aluminum
Concept Hinged Window Kit, Type 12, fits 310x360mm, Lt. Gray, Aluminum

CWH3136LG

Concept Hinged Window Kit, Type 12, fits 310x360mm, Lt. Gray, Aluminum
Concept Hinged Window Kit, Type 12, fits 310x360mm, Gray, Aluminum

CWH3136

Concept Hinged Window Kit, Type 12, fits 310x360mm, Gray, Aluminum
Concept Hinged Window Kit, fits 550x570mm, Gray, Aluminum

CWH5557

Concept Hinged Window Kit, fits 550x570mm, Gray, Aluminum
Compact Series 2 Swivel Tilt Straight, fits 45x60mm, Lt Gray, Aluminum

CCS2STLG

Compact Series 2 Swivel Tilt Straight, fits 45x60mm, Lt Gray, Aluminum
Compact Series 2 Swivel Tilt 90-Degree Elbow, fits 45x60mm, Lt Gray, Aluminum

CCS2ESTLG

Compact Series 2 Swivel Tilt 90-Degree Elbow, fits 45x60mm, Lt Gray, Aluminum
Compact Series 2 Intermediate Joint, fits 45x60mm, Lt Gray, Aluminum

CCS2IJLG

Compact Series 2 Intermediate Joint, fits 45x60mm, Lt Gray, Aluminum
Compact Series 2 Wall Joint Horizontal, fits 45x60mm, Lt Gray, Aluminum

CCS2WJHLG

Compact Series 2 Wall Joint Horizontal, fits 45x60mm, Lt Gray, Aluminum
Compact Series 4 Tube, 489x80x80mm, Lt Gray, Steel

CCS8T5

Compact Series 4 Tube, 489x80x80mm, Lt Gray, Steel
Compact Series 2 Wall Joint Vertical, fits 45x60mm, Lt Gray, Aluminum

CCS2WJVLG

Compact Series 2 Wall Joint Vertical, fits 45x60mm, Lt Gray, Aluminum
Compact Series 2 Set-Up Joint, fits 45x60mm, Lt Gray, Aluminum

CCS2SJLG

Compact Series 2 Set-Up Joint, fits 45x60mm, Lt Gray, Aluminum
Compact Series 2 Rotational Base, fits 45x60mm, Lt Gray, Aluminum

CCS2RBLG

Compact Series 2 Rotational Base, fits 45x60mm, Lt Gray, Aluminum

How to Install the CWH4045LG Controller

This guide provides step-by-step instructions for mounting, wiring, and configuring the CWH4045LG Controller.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the controller

    Secure the CWH4045LG controller to the DIN rail using the integrated clips. Ensure the controller is level and firmly attached.

  2. Connect the wiring

    Use wire strippers to prepare the wires and connect them to the appropriate terminals on the controller. Ensure all connections are secure and insulated.

  3. Verify the connections

    Use a multimeter to check the voltage and continuity of the connections. Ensure that all readings are within the specified range before powering on the controller.

  4. Power on the controller

    Turn on the power supply to the controller and observe the startup sequence. Ensure that the controller initializes without errors.

  5. Configure the settings

    Access the controller's configuration interface and set the desired parameters according to your application requirements.

  6. Calibrate the controller

    Follow the calibration procedure outlined in the user manual to ensure accurate operation of the controller.

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.