Eaton 3MTB400R Main terminal box 400 Amp (4-Wire)

Product Description

Eaton 3MTB400R is a 400 A main terminal box for 120/208 VAC, three-phase, four-wire systems used in group metering and service entrance applications. The unit features an aluminum bus in a NEMA 3R rainproof enclosure, line-side lug connections, and accepts a wide conductor range including one #6 AWG to 600 kcmil and two 1/0 AWG to 250 kcmil. It supports top, bottom, overhead, or underground feed configurations and is UL listed.

• 400 A, 120/208 VAC, three-phase; aluminum bus in a NEMA 3R enclosure
• Conductor capacity: (1) #6 AWG to 600 kcmil; (2) 1/0 AWG to 250 kcmil; line-side lug connection
• Supports top/bottom/overhead/underground feed; short-circuit rating up to 100 kA RMS symmetrical

Product Highlights

400 A, 3-phase main terminal box for gangable group metering with NEMA 3R aluminum enclosure

Product Information

Standard Information

• Brand: EATON
• Manufacturer Part Number: 3MTB400R
• Country of Origin: United States

Technical Specifications

• Brand: Eaton
• Manufacturer Part Number: 3MTB400R
• Type: Main terminal box
• Amperage Rating: 400 A
• Voltage Rating: 120/208 VAC
• Phase: 3
• Number of Wires: 4
• Bus Material: Aluminum
• Enclosure Rating: NEMA 3R
• Enclosure Type: Rainproof
• Connection Type: Line side lug
• Conductor Capacity (single): 1 conductor: #6 AWG to 600 kcmil
• Conductor Capacity (two): 2 conductors: 1/0 AWG to 250 kcmil
• Feed Type: Bottom, Top, Overhead, Underground
• Short Circuit Current Rating: 100 kA RMS symmetrical (maximum, limited by installed equipment)
• Dimensions: 13.5 in L x 7.5 in W x 6.5 in H
• Weight: 54 lb
• Includes: Phase and neutral lugs
• Certifications: UL Listed
• Application: Group metering; power distribution; multi-tenant metering
• GTIN: 00786849053086
• UPC: 786849053086
• Country of Origin: United States