Authorized nVent Distributor
nVent DAHHL200AC - Hazardous Location Heater, 200W 115V, Aluminum

nVent DAHHL200AC Hazardous Location Heater, 200W 115V, Aluminum

UPC: 783510287047


Documents & Media
Installation Instructions

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The nVent DAHHL200AC Hazardous Location Heater is a robust, 200W AC unit engineered to safeguard critical electronic components in volatile environments where freezing temperatures, condensation, and corrosion pose significant risks. Designed for hazardous locations, this aluminum-bodied heater delivers reliable thermal management to prevent operational failures and extend equipment lifespan. Built to meet stringent industrial safety standards, the DAHHL200AC is ideal for applications requiring explosion-proof or intrinsically safe heating solutions, ensuring compliance with NEC, IECEx, ATEX, and other global hazardous area certifications. **Key Features and Benefits:** - **High-Performance Heating:** Delivers 200W of consistent heat output at 115V AC, providing rapid and sustained temperature regulation in cold or humid conditions. The aluminum housing ensures efficient heat dissipation while resisting corrosion and mechanical stress. - **Hazardous Location Compliance:** Certified for use in classified hazardous areas (Class I, II, III; Division 1 & 2; Zone 1 & 2), the DAHHL200AC meets rigorous safety standards for explosive atmospheres. Its design minimizes ignition risks, making it suitable for petrochemical plants, refineries, offshore platforms, and mining operations. - **Versatile Installation Options:** Available in multiple mounting configurations, including wall, pipe, or enclosure mounting, the heater integrates seamlessly into existing systems. Optional thermostats and temperature controls allow for precise thermal management, reducing energy consumption and operational costs. - **Durability and Longevity:** Constructed from corrosion-resistant aluminum and featuring rugged internal components, this heater withstands harsh industrial environments, including exposure to chemicals, moisture, and mechanical impact. The IP66/NEMA 4X rating ensures protection against dust, water, and outdoor elements. - **Energy Efficiency and Safety:** Equipped with over-temperature protection and automatic shutoff features, the DAHHL200AC prevents overheating while optimizing energy use. Its low-maintenance design reduces downtime and replacement costs, making it a cost-effective solution for long-term installations. **Typical Applications:** The nVent DAHHL200AC is widely deployed across industries where electronic and mechanical systems are exposed to extreme temperatures or hazardous conditions. Common applications include: - **Oil & Gas:** Protecting control panels, sensors, and valves in refineries, pipelines, and offshore rigs where freezing temperatures or condensation can cause malfunctions. - **Chemical Processing:** Safeguarding instrumentation and control systems in facilities handling volatile or corrosive substances. - **Mining:** Ensuring reliable operation of equipment in underground or surface mining environments with high humidity or temperature fluctuations. - **Water/Wastewater Treatment:** Preventing freezing in critical control enclosures and instrumentation during winter months or in outdoor installations. - **Marine & Transportation:** Providing thermal protection for navigation systems, communication equipment, and cargo monitoring devices on ships, railcars, and trucks. **Why Choose nVent for Hazardous Location Heating?** As a global leader in thermal management solutions, nVent delivers products that combine innovation, reliability, and compliance with industry standards. The DAHHL200AC leverages nVent’s decades of expertise in hazardous area heating, offering professionals a trusted solution for protecting sensitive equipment in the most demanding environments. With a focus on safety, durability, and performance, nVent heaters are the preferred choice for engineers and facility managers who prioritize operational integrity and regulatory compliance. **Installation and Maintenance Considerations:** Proper installation is critical to maximizing the DAHHL200AC’s performance and safety. Professionals should ensure the heater is mounted in a location that allows for adequate airflow and heat distribution while avoiding direct contact with flammable materials. Regular inspections for corrosion, loose connections, or damage to the housing are recommended to maintain optimal functionality. For applications requiring precise temperature control, pairing the heater with a compatible thermostat or temperature controller can enhance efficiency and extend equipment life. Invest in the nVent DAHHL200AC Hazardous Location Heater to protect your critical systems from the elements and ensure uninterrupted operations in even the most challenging environments.
  • 50W, 80W, 200W, 300W, 400W and 600W models available
  • Provides freeze protection down to -76 F / -60 C
  • Conductive and Convection heating types available
  • 50W and 80W models can be mounted directly to manifolds, measuring or analyzing instruments, control valves, and similar equipment
  • 200W, 300W, 400W, 600W models are finned heaters that heat the area by transferring the heat from the heater to surrounding air, creating a convection current
  • Two thermostat options available with a 50 F / 10 C or 68 F / 20 C set point

Specifications

Application
Hazardous Environments
Color
Black
Depth
61 mm
Depth
2.4 in
Finish
Anodized
Heating Capacity
200 W
Height
8.9 in
Height
226 mm
Material
Aluminum
Nominal Capacity Watts
200 W
Nominal Voltage
115 V
Series
HL HEATER SL 200W AC
Type
Heaters
Voltage AC
110-265 V
Voltage Rating
115 V
Voltage Rating
110-265 VAC or VDC
Weight
3.95 kg
Weight
8.71 lb
Width
229 mm
Width
9 IN
Package Dimensions (L x W x H)
22.44 IN x 11.02 IN x 4.13 IN
Package Dimensions (L x W x H)
56.9976 cm x 27.9908 cm x 10.4902 cm
Package Weight (Imperial)
8.710 L
Package Weight (Metric)
3.951 kg
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How to Install the DAHHL200AC Heater

This guide provides step-by-step instructions for installing the DAHHL200AC heater in hazardous locations, ensuring proper mounting, wiring, and initial setup.

Estimated time: 45m

Tools needed:

Screwdriver, Wire strippers, Multimeter

Supplies needed:

Mounting screws, Terminal connectors

  1. Mount the heater

    Secure the heater to the unistrut using the four M6 bolts provided in the mounting kit. Ensure the fins are positioned vertically for optimal convection.

  2. Connect the wiring

    Install the connection cable into the customer-supplied Ex junction box, ensuring to observe the permissible bending radius of 5 times the outside cable diameter. Connect the wires according to the wiring diagram provided.

  3. Ground the heater

    Connect the ground terminal of the heater to ensure potential equalization. Use a suitable cable gland or ½ NPT conduit for secure installation.

  4. Verify connections

    Use a multimeter to check the connections for continuity and proper voltage levels before powering on the heater.

  5. Power on the heater

    Turn on the heater and monitor the startup current, which may be 3 to 5 times greater than the nominal current for the first 1 to 2 seconds.

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.