Article Number: 08020200
The Wolf H-4DCA is a classic and durable halogen handlamp with proven global reliability, specifically designed for use in hazardous areas. Offered by IST Safety Ltd, the official distributor of Wolf, this model is one of the most ideal and economical solutions for operations where charging is limited or battery-powered backup is required.
The device is fully certified for industrial hazardous areas (Zone 1/21) and underground mines (I M2 Mining). Featuring a high-impact resistant polymer body, a 6mm toughened glass lens, and an IP66 ingress protection rating, it maintains its performance even under the harshest physical conditions. Its halogen bulb, powered by 4 D-cell batteries, provides an effective light beam even in smoky or foggy environments.
Ex tb IIIB T135°C Db IP66
WOLF H-4DCALED HANDLAMP
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PRODUCT REFERENCE |
H-4DCALED |
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PRODUCT DESCRIPTION |
LED Safety Handlamp, Primary Cell Powered |
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CODE |
ETX, IECEx & UKCA |
II 2GD Ex eb ib IIC T4 Gb Ex tb IIIB T135°C Db IP66 |
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TYPE OF PROTECTION |
“eb” increased safety, “ib” intrinsic safety, “tb” protection by enclosure |
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AREA OF CLASSIFICATION (GAS) |
Zones 1 and 2, Gas Groups IIA, IIB and IIC |
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TEMPERATURE CLASS (GAS) |
T4 |
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AREA OF CLASSIFICATION (DUST) |
Zones 21 & 22, Dust Groups IIIA and IIIB |
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MAX.SURFACE TEMP. (DUST) |
135°C |
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AMBIENT TEMPERATURE |
-10°C to +40°C |
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CERTIFICATE |
ATEX |
BAS00ATEX2176 |
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UKEX |
BAS21UKEX0359 |
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IECEX |
IECEx BAS 16.0076 |
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ENCLOSURE/LENS |
Thermoplastic, Anti-Static / Toughened Glass (6mm) |
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BEAM TYPE |
Spot |
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LIGHT SOURCE |
PART NUMBER |
H-84 |
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TYPE |
New Two-Part LED Module |
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WATTS |
1.51W |
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OUTPUT AT SOURCE |
269lm |
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LIFE |
25,000 hrs |
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POWER SOURCE |
PART NO. |
4 x H-20 (LR20) |
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TYPE |
LR20/R20 Primary Cells to IEC60086 |
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VOLTS |
4 x 1.5V |
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LIGHT DURATION |
Up to 45 hrs |
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INGRESS PROTECTION |
IP66 |
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WEIGHT (INC. CELLS) |
1.54kg |
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What is ATEX and what does exproof mean? The ATEX directive is a set of European Union standards that define the safety requirements for equipment used in hazardous areas with explosive atmospheres. Exproof (Explosion-proof) refers to protection methods designed to prevent explosions by inhibiting the formation of sparks or electrical arcs in environments containing flammable gases, dust, or vapors. To ensure life and property safety in industrial facilities, the use of ATEX-certified exproof devices is a legal requirement.
ATEX Zone coding is a technical classification based on the frequency and duration of the occurrence of an explosive atmosphere in a given area. While the terms Zone 0, 1, and 2 are used for risks originating from gas, vapor, and mist; the codes Zone 20, 21, and 22 are designated for environments containing combustible dust. This classification is a legal standard that determines the required Equipment Protection Level (EPL) for devices. Accurate zone identification both optimizes operational costs and minimizes occupational safety risks.
In addition to ATEX certification, some projects may also require the IECEx Certification System (International Electrotechnical Commission Explosive Atmospheres System) certification. IECEx is an internationally recognized conformity assessment system for equipment intended for use in explosive atmospheres.
While ATEX is a European Union directive and a legal requirement within the European market, IECEx is a globally accepted certification system, widely preferred in regions such as the Middle East, Asia, and Australia.
From a technical perspective, both ATEX and IECEx are based on similar standards (e.g., the EN/IEC 60079 series). However:
Therefore, while ATEX certification may be sufficient for certain projects, international tenders or critical industries such as oil & gas often prefer or require products that are certified to both ATEX and IECEx standards.
The appropriate certification should be determined based on the project location, client requirements, and application area.
