Explosion Proof Non Fused Disconnect Switch - Class I, II, III - 450A, 3 Pole - SS Hardware - N4X

LARSON ELECTRONICSSKU: PL3-EPNFDS-450A-3P
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Prix:
Prix réduit$34,674.00

Description

Specifications / Additional Information
EPNFDS-450A-3P Explosion Proof Disconnect Switch/Breaker Features/Ratings
Listing: United States, Canada, European Union, International Class I, Division 1&2 Groups B,C,D
External Dimensions: 22.38" x 40.38" x 18.38" Class I, Zones 1&2 Groups llB+ H2,llA
Weight: - Class II, Division 1&2 Groups E,F,G
Configuration: 3-Pole Class III, Divisions 1 & 2
Voltage Rating: 600V AC Max NRTL Listed to UL 1203
Amps: 450A NRTL Listed to CSA C22.2 No. 30, 25
Fusible: No Type 3, 4, 4X
Temperature Rating: T5/T6 CENELEC/ATEX/IECEx
Housing Material: Copper-free Aluminum Ex d IIB + H2 T5 or T6
Hardware Material: Stainless Steel Ex tD A21 IP66
Gasket Material: Nitrile O-ring Tamb = + 60°C
Mounting: Surface Mount
Hub Sizes: (1) 3" NPT (Top), (1) 0.5" NPT (Bottom)
Hub Qty: 2 Toll Free: 1-800-369-6671
Conduit: Operator Provided Intl: +01-903-498-3364
Color: Metallic Fax: 1-903-498-3364
E-mail: 
 *All grounding shall comply with state and local codes and meet the minimum requirements of the National Electronic Code section 250*  
' Product Overview '
The Larson Electronics EPNFDS-450A-3P Explosion Proof Non Fused Disconnect Switch ensures electrical safety in Class I, II and III rated facilities. This 3-pole, 450-amp explosion proof disconnect switch features an external handle. Constructed of copper-free aluminum with stainless steel hardware, the NEMA 4X rated unit is compatible with surface-mounting applications. *PLEASE NOTE: ANY FREE SHIPPING OFFERS DO NOT APPLY TO EXPLOSION PROOF ENCLOSURES* The EPNFDS-450A-3P is designed for use in flammable work environments. This 450-amp non-fused unit is rated at 600V AC (maximum). The internal circuit breaker handle mechanism is a sliding plate type mounted to the cover. The circuit breaker is trip free of the external handle mechanism. For superior security, the external on/off lever can be locked into the "off" position with room for up to three padlocks. The ATEX/IECEx rated explosion proof disconnect switch is constructed of copper-free aluminum with stainless steel hardware and features a rectangular bolted cover design for uniform and attractive installations. The cover bolts and hinges are made from stainless steel. A NEMA 4X rating provides protection against corrosion from water and the formation of ice, the ingress of dust and external foreign objects. Hubs: Operators may access two NPT hubs on the enclosure for completing electrical connections. One 3" NPT hub is located at the top of the unit; and one 0.5" NPT hub can be found at the bottom of the explosion proof disconnect. Mounting: The EPNFDS-450A-3P is compatible with surface mounting applications. Bi-directional mounting lugs ensure tight and secure installations. Applications: Petroleum refineries, hazardous locations, chemical and petrochemical plants, storage areas, and combustible processing facilities where hazardous substances are handled or stored.
 

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