Explosion Proof Panelboard - 3P4W 480Y/277 3PH - 225A MCB - (3) 100A 3P Breakers, (12) Circuits


Sale price$33,155.99


Specifications / Additional Information
EPPB-3P4W-480V-225AMB-12CKT-3X100A.3P Explosion Proof Panelboard Ratings/Approvals
Listing: NRTL Listed for United States and Canada Class I, Divisions 1 & 2, Groups B, C, D
Unit Type: Explosion Proof Lighting Panelboard Class I, Zones 1 & 2, Groups IIB+H2, IIA
Dimensions: 45 3/8" x 33" x 16 7/8" Class II, Divisions 1 & 2, Groups E, F, G
Weight: - Class III
Primary Voltage: 480Y/277 3PH NEMA 3, 4, 4X, 7(B, C, D), 9(E, F, G)
Panel Type: Main Circuit Breaker  
Main Panel Amp Rating: 225 Amps
Circuit Panel: 12  
Breakers: (3) 100A 3P
Spare Circuits: (9)
Materials: Copper-free Aluminum Toll Free: 1-800-369-6671
Mount: Wall or Surface Intl: 1-214-616-6180
Conduit Configuration: (3) Top, (2) Bottom, (6) Left, (5) Right
Hub Sizes: (2) 3", (14) 1"
*All grounding shall comply with state and local codes and meet the minimum requirements of the National Electronic Code section 250*
' Product Overview '
The EPPB-3P4W-480V-225AMB-12CKT-3X100A.3P Explosion Proof Panelboard offers circuit management and protection in hazardous locations and indoor/outdoor work sites. The 225-amp rated main circuit breaker panel is compatible with 480Y/277 three phase and comes with three, 100-amp branch breakers installed. The 12-circuit panel is constructed of copper-free aluminum. The EPPB-3P4W-480V-225AMB-12CKT-3X100A.3P is a rugged main circuit breaker panel, with a 3-pole, 4-wire configuration, for applications in hazardous locations and explosive work sites. This unit comes with a 225-amp MCB rating and supports 480Y/277 three phase. The 12-circuit panel is furnished with copper buss, with padlocking main/branch breaker handles. Operators may access three, 100-amp 3-pole breakers. There are nine circuits available for spares or additional equipment. This unit is constructed of copper-free aluminum (less than 4/10 of 1%), with 316 stainless steel cover bolts. The explosion proof panelboard contains the following conduit openings: (3) top, (2) bottom, (6) left and (5) right. Hub sizes include (2) 3" and (14) 1". This top feed panel is NEMA rated and suitable for use in Class I, Divisions 1 & 2; Class I, Zones 1 & 2; Class II, Divisions 1 & 2; and Class III work sites. Mount: The EPPB-3P4W-480V-225AMB-12CKT-3X100A.3P is compatible with wall or surface mounting configurations. Applications: Hazardous locations, oil and gas facilities, petroleum refineries, chemical processing, lighting systems, overcurrent protection, short circuit protection and more. Larson Electronics is a manufacturer and as such can build transformers to your specifications. Although we carry several models of power distribution transformers, we can deliver custom ordered units almost as quickly as our prebuilt units If this model does not meet your needs, please contact us at 1-800-369-6671 or

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