Explosion Proof Panelboard - 3P4W, 480V 3PH - 400 MB - (13) 3P Breakers - (17) NPT Hubs


Sale price$75,638.99


Specifications / Additional Information
EPPB-3P4W-480V-400AMB-42CKT-MOD1 Explosion Proof Panelboard Ratings/Approvals
Listing: United States, Canada, European Union, International 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: 41.25" x 12.4" x 29.25" Class II, Divisions 1&2 Groups E,F,G
Weight: 681 lbs Class III
Primary Voltage: 480V 3PH NEMA 3, 4, 4X
Panel Type: Main Circuit Breaker CENELEC/ATEX/IECEx
Main Panel Amp Rating: 400 Amps Ex d IIB + H2 T5 or T6
Wire System: 3P4W + Ground Ex tD A21 IP66
Circuits: 42 Tamb = + 60°C
Breakers: (5) 100A 3P [480V], (4) 60A 3P [480V], (2) 30A 3P [480V], (2) 20A 3P [480V]  
Materials: Copper-free Aluminum, SS Bolts
Mount: Wall or Surface
Mounting Pan: Included w/ (8) Mounting Bolts Toll Free: 1-800-369-6671
Hub Qty/Sizes: (1) 3" NPT, (14) 1" NPT, (2) 1/2" NPT Intl: 1-214-616-6180
Valves: Breather + Drain Valves w/o Center
Color: Metallic
*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-400AMB-42CKT-MOD1 Explosion Proof Panelboard offers circuit management and protection in hazardous locations and indoor/outdoor work sites. The 400-amp rated main breaker panel is compatible with three-phase 480V AC and comes with thirteen, 3-pole breakers. This 42-circuit panel is constructed of copper-free aluminum with stainless steel bolts. The EPPB-3P4W-480V-400AMB-42CKT-MOD1 is a rugged explosion proof panelboard, with a 3-pole, 4-wire + ground configuration, for applications in hazardous locations and explosive work sites. This main circuit breaker unit comes with a 400-amp rating and supports three-phase 480V AC. The 42-circuit panel is furnished with copper buss, with padlocking main/branch breaker handles. Operators can access five 100-amp 3-pole 480V, four 60-amp 3-pole 480V, two 30-amp 3-pole 480V and two 20-amp 3-pole 480V breakers on the explosion proof system. This panelboard is constructed of copper-free aluminum (less than 4/10 of 1%), with stainless steel bolts. Drain and breather valves without centers are included with the unit. A NEMA 4X rating ensures protection against corrosion from water and the formation of ice, the ingress of dust and external foreign objects. The explosion proof panelboard suitable for use in Class I, Divisions 1 & 2; Class I, Zones 1 & 2; Class II, Divisions 1 & 2; and Class III work sites. Hubs: The explosion proof unit contains one 3" NPT hub, fourteen 1" NPT hubs and two 1/2" NPT hubs (total of 17 NPT hubs). Mount: The EPPB-3P4W-480V-400AMB-42CKT-MOD1 is compatible with wall or surface mounting configurations. An included mounting pan contains eight mounting bolts. 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

Shipping and delivery Information


American Express Apple Pay Diners Club Discover Google Pay Mastercard PayPal Shop Pay Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

You may also like

Recently viewed