Item
Power Distribution Block
Primary Connections/Pole
1
Primary Wire Range (AWG)
6 AWG to 350 MCM
Secondary Connection/Pole
1
Secondary Wire Range (AWG)
6 AWG to 350 MCM
Power Distribution Block Design
Open
Voltage Rating
1000V AC/DC
Standards
CSA Class 6228-01, UL 1953
Length (Straight Wireway)
5.0 in
For Line Aluminum Wire Size - Maximum
350 kcmil
For Line Copper Wire Size - Minimum
6 AWG
For Load Aluminum Wire Size - Minimum
6 AWG
Load Side Connection Type
Lug
For Load Aluminum Wire Size - Maximum
350 kcmil
UL 94 Flammability Rating
V-0
Terminal Material
Aluminum
Maximum Voltage
1,000 V AC/DC
For Line Copper Wire Size - Maximum
350 kcmil
Secondary Wire Range
6 AWG to 350 MCM
For Line Aluminum Wire Size - Minimum
6 AWG
Maximum Current - Copper Conductor
310 A
For Load Copper Wire Size - Maximum
350 kcmil
Maximum Current - Aluminum Conductor
310 A
Primary Wire Range
6 AWG to 350 kcmil
For Conductor Material
Aluminum
For Load Copper Wire Size - Minimum
6 AWG
Line Side Connection Type
Lug
Mounting
Direct Screw Mount
Includes
Polycarbonate Safety Covers
Max. Operating Temp.
80°C
Features
Flammability Rating 94 V-0; GFPC Insulators; 1 inch through air and 2 inches over surface spacing available
Item Description (ERP)
PWR DIS BLK AL INT 310A 3P 1
Rated voltage AC UL
1000 V
Torque Rating (Primary)
350-#6 275
Short Circuit Rating (Class RK1)
200 kA
Short Circuit Rating (Class J)
400 kA
APPROVALS u0026 STANDARDS
UL Listed to subject 1953, File E352417 unless noted otherwise; CSA Certified Class 6228 01
APPLICATIONS
Splicing cables; Splitting primary power into secondary circuits; Fixed junction tap-off points.
Number of Openings per Pole (Secondary)
1
Hole Diameter (Secondary)
0.75 in
Installation Mounting
Direct Screw Mount
Wire Range (Primary)
350-#6
Hole Diameter (Primary)
0.75 in
Short Circuit Rating (Class RK5)
100 kA
Connector Material
Tin-plated Aluminum
Connector Type (Primary)
Box
Wire Range (Secondary)
350-#6
Hex/Screw Size u0026 Type (Primary)
11/16-16 x .88
Torque Rating (Secondary)
350-#6 275
Body/Insulating Material
GFPC
Rated voltage DC UL
1000 V
Hex/Screw Size u0026 Type (Secondary)
11/16-16 x .88
Number of Openings per Pole (Primary)
1
Short Description
MPDB UL1953 AL INT 1000V 310A 3-pole 1 350-#6 in-1 350-#6 out Box/Box
Short Circuit Rating (Class CC)
30 kA
Short Circuit Rating (Standalone)
10 kA
Connector Type (Secondary)
Box
Short Circuit Rating (Class T)
400 kA
Short Circuit Rating (Class G)
60 kA
Short Circuit Rating (Class L)
400 kA
Country of Origin (subject to change)
Mexico
