Marine Explosion-Proof Plug Socket dCTH202-3

The dCTH202-3 explosion-proof plug socket is a marine-grade electrical connector engineered for safe operation in hazardous shipboard environments. Constructed from corrosion-resistant materials, this plug and socket assembly ensures a secure, flameproof connection that meets stringent international standards for explosive atmospheres.

Rated to IP66 for water and dust tightness, the dCTH202-3 withstands the harsh conditions typical of marine applications. Its Ex d IIC T6 certification guarantees safe use in Zone 1 and Zone 2 hazardous areas, offering reliable power distribution without compromising crew safety. The rugged design resists impact, vibration, and saltwater corrosion, making it durable for long-term shipboard use.

Ideal for tankers, cargo vessels, and offshore platforms, this explosion-proof plug socket is compatible with standard marine cabling. The simple, twist-lock mechanism provides a quick and secure connection, while the clearly marked terminals ensure straightforward installation and maintenance.

Key Features

Technical Specifications

Product TypeExplosion-proof plug and socket
ModeldCTH202-3
Protection ClassEx d IIC T6
Ingress ProtectionIP66
Rated Voltage220-250V AC
Rated Current16A or 32A (model dependent)
Frequency50/60 Hz
Number of Poles3P + E (or 3P + N + E)
Electrical Life≥ 5,000 operations
Mechanical Life≥ 10,000 operations
Housing MaterialFiberglass reinforced polyester / marine-grade aluminum
Contact MaterialSilver-plated copper alloy
StandardsIEC 60079, IEC 60364

Frequently Asked Questions

What hazardous area classifications is the dCTH202-3 suitable for?

The dCTH202-3 is certified for use in Zone 1 and Zone 2 hazardous areas with gas groups IIA, IIB, and IIC, temperature class T6.

Can this plug socket be used in outdoor marine environments?

Yes, the IP66 rating ensures full protection against water jets and dust ingress, making it suitable for exposed deck installations on ships and offshore platforms.

What is the rated current of this product?

The dCTH202-3 is commonly available in 16A and 32A versions. Please verify your order for the specific rating.

Is installation straightforward?

Yes, the plug socket has clearly marked terminals and comes with an installation manual. However, due to the explosion-proof nature, installation must be handled by certified electricians per applicable regulations.

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