nVent CWHD5557LG - OI Window Kit, Deep, Hinged, Bulletin C2 (CONCEPT® Operator Interface Enclosures - CONCEPT Operator Interface Enclosures - Light Gray), Size/Dims: fits 550x570mm, Material: Steel, Finish:
nVent

CWHD5557LG

UPC: 783510157593

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Overview

The **nVent CWHD5557LG** is a deep-profile, hinged OI (Operator Interface) window kit designed for **CONCEPT Operator Interface Enclosures**. Engineered for industrial control systems, it meets **UL 508A, UL 508, CSA LR42186 (Type 12), and IEC 60529 IP66** standards for harsh environments. The kit features a **left-side hinge with a single-point slotted latch**, with optional **locking (CWKL)** or **non-locking (CWKN) wing knob latches** to maintain Type 12 NEMA and IP66 ratings. Constructed from **high-strength steel** with a **light gray (RAL 7035) textured finish**, the CWHD5557LG resists dust, moisture, and mechanical stress while ensuring clear visibility. It includes a **2-inch (51mm) space** between the enclosure front and a **0.188-inch (5mm) thick clear polycarbonate window**, accommodating switches, lights, meters, and other components. The **die-cast aluminum frame** provides structural integrity, while the polycarbonate window offers superior impact resistance and clarity in high-vibration or high-temperature applications. Specifically sized for **550x570mm (21.65x22.44 in.) CONCEPT enclosures**, the CWHD5557LG is ideal for **control panels, automation systems, and industrial interfaces**. Its **deep-profile design** and **Type 12 NEMA rating** ensure compatibility in dirty, dusty, or wet environments. The hinged access simplifies maintenance without requiring full enclosure disassembly, reducing downtime during inspections or adjustments. Compatible with **CONCEPT Operator Interface Enclosures**, the CWHD5557LG is a reliable, compliant, and easy-to-install solution. Pair it with nVent’s **wing knob latches (CWKL/CWKN)** for added security or integrate it into larger **Hoffman enclosures** for expanded functionality. nVent, a **Fortune 500 company** with over a century of innovation, delivers engineered solutions for industrial systems.
  • Fits 550x570mm (21.65x22.44 in.) CONCEPT Operator Interface Enclosures
  • Left-side hinge with single-point slotted latch; optional locking/non-locking wing knob latches available
  • 0.188-inch (5mm) thick clear polycarbonate window with 2-inch (51mm) clearance for components
  • UL 508A, UL 508, CSA LR42186 (Type 12), and IEC 60529 IP66 compliant
  • Steel construction with light gray (RAL 7035) textured finish for durability in harsh environments
  • Compatible with switches, lights, meters, and other operator interface devices
  • Ideal for manufacturing, oil & gas, water treatment, HVAC, and automation systems

Specifications

Package Dimensions (L x W x H)
26.5 IN x 26 IN x 5 IN
Package Dimensions (L x W x H)
67.31 cm x 66.04 cm x 12.7 cm
Package Weight (Imperial)
18.700 L
Package Weight (Metric)
8.482 kg
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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.