Contact for Pricing
Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.
Overview
- 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 | 400 W |
Height | 8.9 in |
Height | 226 mm |
Material | Aluminum |
Nominal Capacity Watts | 400 W |
Nominal Voltage | 220 V |
Series | nVent HL HEATER |
Type | Heaters |
Voltage AC | 207-253 V |
Voltage Rating | 230 V |
Voltage Rating | 207-253 VAC or VDC |
Weight | 10.6 lb |
Weight | 3.95 kg |
Width | 229 mm |
Width | 9 IN |
Package Dimensions (L x W x H) | 22.8 IN x 11.4 IN x 4.2 IN |
Package Dimensions (L x W x H) | 57.912 cm x 28.956 cm x 10.668 cm |
Package Weight (Imperial) | 10.600 L |
Package Weight (Metric) | 4.808 kg |
How to Install the DAHHL4002A Heater
This guide provides step-by-step instructions for installing and wiring the DAHHL4002A heater in hazardous locations.
Estimated time: 45m
Tools needed:
Screwdriver, Wire strippers, Multimeter
Supplies needed:
Mounting screws, Terminal connectors, Thermostat (optional)
- Mount the heater
Secure the heater to the unistrut using the four M6 bolts provided in the mounting kit. Ensure the heater is mounted with the fins positioned vertically for optimal convection.
- 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, ensuring proper polarity.
- Install the thermostat
If desired, install a thermostat (HLTSTAT10C or HLTSTAT20C) to regulate the heater's temperature. Ensure the thermostat is compatible with the heater's specifications.
- Verify the installation
Check all connections for security and ensure that the heater is properly grounded. Use a multimeter to verify that the voltage and current ratings are within the specified limits.
- Turn on the heater
Once all connections are verified, turn on the heater. Monitor for any unusual behavior, and ensure that the safety fuse operates correctly.
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.