The SVP-L.NAK is a certified portable explosion-proof luminaire produced by VELAN OJSC, a full-cycle Russian electrotechnical manufacturer based in Zelenoumsk with over 67 years of industrial production experience. The lamp is intended for general lighting of hazardous areas in Zone 1 (gas) and Zone 21 (dust) explosive atmospheres, carrying the certification mark 1Ex db eb IIC T4 Gb / Ex tb IIIC T130°C Db under technical conditions ПИНЮ.676200.001 ТУ.
Built to operate across a supply voltage range of 12 to 230 V on both AC and DC, the SVP-L.NAK accommodates incandescent lamps (Л.НАК.) up to 95 W or LED screw-base lamps (15 W) depending on configuration. The working temperature span of −60 °C to +50 °C and UHL1 climatic classification make it suitable for arctic and subarctic outdoor deployments.
Ingress protection is rated IP65/IP66/IP67 — dust-tight, water-jet-resistant, and capable of withstanding temporary immersion.
The housing is constructed from corrosion-resistant plastic and aluminium with a protective coating for extended service life in chemically aggressive environments. The borosilicate diffuser is rated to withstand a 4-joule impact even at −60 °C; a steel guard provides additional glass protection.
An ergonomic hollow handle houses the lamp socket and screw-terminal connection block, while a built-in hook enables hands-free suspension from pipes, brackets, or structural members. Internal and external grounding bolts ensure safe earthing to Class I protection requirements.
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