The "311" typically corresponds to a specific trade size (often 1-inch conduit), but always verify with the UL Online Certifications Directory . 3. Installation Steps
The official decision is publicly available through:
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The Eaton Crouse-Hinds EZD311 is built for demanding environments where flammable gases or combustible dusts are present. You can verify regional compliance documents directly via the Eaton Certification Portal. 1-inch NPT (National Pipe Taper) hubs.
designed to provide a means of draining condensate while also sealing the conduit. Hazardous Location Ratings Class I, Groups C and D The "311" typically corresponds to a specific trade
| Specification | Details | | :--- | :--- | | | EZD311 | | Trade Size | 1 inch | | Material | Ductile iron and/or Feraloy iron alloy | | Weight | 3.9 lb (approx. 1.77 kg) | | Dimensions | Length: 3.5 in; Height: 4.94 in; Width: 3.88 in | | Special Feature | Inspection cover | | UPC | 782274381206 |
During installation, the EZD311 requires a "dam" to be formed inside the fitting around the conductors using a fiber or sealing compound. This dam supports the sealing compound while it cures, creating an airtight barrier. The large openings with threaded closures, a feature of this fitting, are specifically designed to provide easy access for this critical step, ensuring the reliability of the seal. Ezd 311 2021 - Polaris Crystal Link The
Failure to comply = in most EU/EEA countries, with fines and potential detention of goods.
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