nVent LWF2525 - Fixed Window Kit for InLine HMI, fits 250x250mm, Zinc
nVent

LWF2525

UPC: 783510499006


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Installation Instructions

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Overview

The nVent LWF2525 Fixed Window Kit provides a durable, clear viewing portal for InLine HMI applications. Constructed with a die-cast zinc frame, it offers robust strength and corrosion resistance suitable for industrial environments. The kit features a 3.2 mm (0.125-inch) thick clear polycarbonate window, ensuring excellent impact resistance and visibility while protecting the HMI screen from dust and debris. Its fixed mounting type guarantees a secure, permanent installation, maintaining enclosure integrity. Installation is simplified with mounting screws concealed by discreet window frame caps for a clean aesthetic and enhanced security. With dimensions optimized for many standard HMI units (250x250mm viewing area), the LWF2525 is ideal for manufacturing, process control, water treatment, and energy production sectors. Trust nVent's quality for reliable HMI protection and access in demanding industrial settings. SKU: LWF2525. Overall dimensions are 250 x 250 x 17 mm (9.84 x 9.84 x 0.67 in). The viewing area is 220 x 200 mm (8.65 x 7.84 in). Product weight is 2.7 lbs. Country of Origin: IT.
  • Die-cast zinc frame for robust strength and corrosion resistance
  • 3.2 mm (0.125-inch) thick clear polycarbonate window for impact resistance
  • Fixed mounting type ensures secure, permanent installation
  • Concealed mounting screws with frame caps for clean aesthetics and security
  • 250x250mm viewing area suitable for standard HMI units

Specifications

Color
Zinc
Material
Zinc
Material
Zinc, Polycarbonate
Mounting Type
Fixed
Series
InLine HMI
Size
250x250mm
Package Dimensions (L x W x H)
10.5 IN x 10.25 IN x 3.5 IN
Package Dimensions (L x W x H)
26.67 cm x 26.035 cm x 8.89 cm
Package Weight (Imperial)
2.700 L
Package Weight (Metric)
1.225 kg
INLINE, Type 4 Quarter Turn Latch

QTRLEMC

INLINE, Type 4 Quarter Turn Latch

How to Prepare for LWF2525 Enclosure Installation

This guide outlines the essential pre-installation steps for mounting the LWF2525 enclosure, focusing on verifying dimensions and ensuring proper clearances before drilling.

Estimated time: 15m

Tools needed:

Measuring tape, Pencil

Supplies needed:

Installation template

  1. Verify Template Dimensions

    Carefully review the provided template dimensions (166mm x 160mm / 6.54 x 6.30) against your intended mounting surface for the LWF2525. Use a measuring tape to confirm these measurements for accuracy.

  2. Check Clearances

    Before proceeding with any drilling or permanent installation of the LWF2525, verify that sufficient clearances exist around the proposed mounting area. Consider the component's overall dimensions (e.g., 151mm, 144mm, 35mm) to ensure proper fit and access.

  3. Mark Mounting Points

    Using the verified template and a pencil, accurately mark the drilling or mounting points for the LWF2525 on your chosen installation surface. Double-check all marked positions before any physical modifications.

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.