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ENCLOSURE HEATER WITH FAN
HVL 031 | 100 W to 400 W
The HVL 031 is a space-saving fan heater for controlling the temperature of control cabinets, enclosures and technical installation spaces. It is designed to protect against condensation. This resistance heater is available in five performance levels, each in both AC 230 V and AC 120 V. All HVL 031 models are fitted with a fan.
- Compact, flat design, high airflow rate
- Automatic switch-off for protection against overheating
- Clip-mounting for 35 mm DIN rail
- HV 031 version available for self-installation of fan
Downloads
Overview Technical Data
high performance cartridge
to protect against overheating in case of fan failure, automatic reset
die-cast aluminium (glass bead blasted)
3-pole screw connector 2.5 mm², clamping torque 0.8 Nm max.
plastic according to UL94 V-0, black
clip for 35mm DIN rail, EN 60715
vertical airflow (air outlet up)
-45 to +70 °C (-49 to +158 °F)
< 90% RH (non-condensing)
IP20 / I (earthed)
UL File No. E234324, EAC, VDE: only 230 V
airflow see table, service life 50,000h at +25°C (+77°F)
2-pole screw connector 2.5 mm² (L2/N2)
Important note: Heater may only be operated together with fan. Danger of overheating!
Product variants
Summary of your request
Art. No. | Connection casing | Casing | Productname | Series | Heating element | Heater body | Model | Axial fan | Operating voltage |
Operating voltage max. |
Operating voltage min. |
Voltage type | Frequency | Heating capacity |
Inrush current max. |
Surface temperature |
Rec. pre-fuse T (time-delay) |
Connection | Connection PE | Air outlet temperature | Switch-off temperature | Switch-off temperature 2 | Switch-on temperature | Switch-on temperature 2 | Drilling template | Operating temperature |
Flow rate, free flow |
Flow rate, with filter |
Setting range | Setting range 2 |
Current consumption |
Nominal current of socket |
Power consumption |
Average noise level | Enclosure cut-out | Enclosure cut-out | Storage temperature | Storage humidity | Ambient temperature | Operating humidity | Speed |
Switching capacity max. |
Switching current min. |
Load resistance (external) | External Sensor | Measuring range | Measuring range 2 | Note | Note 2 | Note 3 | Note 4 | Reaction time | Contact type | Service life | Operation indicator |
Control contact - Signal current |
Electrical protection | Switch | Socket | Material | Material sealing | Air permeability | Mounting | Air intake/Air outlet | Filter material | Measuring signal |
Switch temperature difference |
Lamp type | Luminous flux | Light colour | Length / Depth | Width | Height | Diameter | Installation depth | Fitting position | Mounting frame | Weight | Sensor element | Protection class | Protection type | Protection type UL | VDE | UL | EAC | METRO | ATEX | Ex Protection type Gases | Ex Protection type Mine applications | Ex Protection type Dusts | Temperature class |
Temperature safety cut-out |
Accessory | Accessory 2 | Accessory 3 | Accessory 4 | Art. No. Accessory | Art. No. Accessory 2 | Art. No. Accessory 3 | Art. No. Accessory 4 | Catalogue Article | CAD |
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SUITABLE PRODUCTS
Regulating
Create the perfect climatic conditions using temperature and humidity control systems such as thermostats and hygrostats.

Accessories
We simplify thermal management for you with accessories such as sockets, components for passive ventilation and pressure equalisation devices.

CALCULATION TOOL HEATING POWER
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