|EPNFDS-MTS-400A-3P-M1 Explosion Proof Manual Transfer Switch||Features/Ratings|
|Listing: NRTL Listed for the United States and Canada||Class I, Divisions 1 & 2 Groups B, C & D|
|Dimensions: -||Class I, Zones 1 & 2 Groups llB+ H2 & llA|
|Weight: 425 lb||Class II, Divisions 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: 400A||NRTL Listed to CSA C22.2 No. 30, 25|
|Fusible: No||NEMA 3, 4, 4X, 7(B,C,D) 9(E,F,G)|
|Switch Type: 3-way|
|Switch Positions: On/Off/On|
|Materials: Cast Aluminum|
|Hardware Materials: Stainless Steel|
|Mounting: Surface Mount|
|Hub Qty: (3)|
|Hub Sizes/Locations: (2) 3" NPT @ Top, (1) 0.5" NPT @ Bottom|
|Conduit: Operator Provided|
|*All grounding shall comply with state and local codes and meet the minimum requirements of the National Electronic Code section 250*|
|Made in the USA The Larson Electronics EPNFDS-MTS-400A-3P-M1 explosion proof 400 amp manual transfer switch provides operators with a Class I and II, Divisions 1 and 2 cast aluminum enclosure that provides overcurrent and short circuit protection of service entrance, feeder or branch circuits, lighting, heating, appliance and motor circuits. This explosion proof manual transfer switch features an EHD frame, a 3-Pole configuration and allows operators to manually switch between two power sources, perform power isolation and switch loads in flammable work sites. The changeover switch operates on a maximum of 600V AC and features three hubs for wiring connections. *PLEASE NOTE: ANY FREE SHIPPING OFFERS DO NOT APPLY TO EXPLOSION PROOF ENCLOSURES* The EPNFDS-MTS-400A-3P-M1 explosion proof manual transfer switch is made of cast aluminum and features a rectangular bolted cover design for uniform and attractive installations. The cover bolts and hinges are made from stainless steel. This three-way changeover switch has three positions: On/Off/On. The external on/off lever can be locked into the "off" position with room for up to three padlocks for superior security. 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. This unit can be used to switch between two sources of power, including between line voltage and a generator. Hubs: For completing electrical connections, three NPT hubs are provided on the enclosure. Two 3" NPT hubs are located at the top of the unit; and one 0.5" NPT hub can be found at the bottom, with a wire size compatibility of #2-600MCM. Applications: Petroleum refineries, chemical and petrochemical plants, storage areas, and other processing facilities where hazardous substances are handled or stored.|
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