Item
Power Distribution Block
Primary Connections/Pole
1
Primary Wire Range (AWG)
6 AWG to 350 MCM
Secondary Connection/Pole
6
Secondary Wire Range (AWG)
14 to 2 AWG
Power Distribution Block Design
Open
Standards
CSA Class 6228-01, UL 1953
Length (Straight Wireway)
5.0 in
UL 94 Flammability Rating
V-0
For Line Copper Wire Size - Maximum
350 kcmil
Maximum Current - Copper Conductor
310 A
Secondary Wire Range
14 to 2 AWG
For Load Copper Wire Size - Maximum
2 AWG
For Conductor Material
Aluminum
For Load Aluminum Wire Size - Maximum
2 AWG
Line Side Connection Type
Lug
For Load Copper Wire Size - Minimum
14 AWG
Terminal Material
Aluminum
Maximum Voltage
1,000 V AC/DC
Primary Wire Range
6 AWG to 350 kcmil
Line Side Wire Size Range
6 AWG - 350 kcmil
Load Side Connection Type
Lug
For Load Aluminum Wire Size - Minimum
14 AWG
For Line Copper Wire Size - Minimum
6 AWG
Maximum Current - Aluminum Conductor
310 A
Load Side Wire Range
14 AWG - 2 AWG
For Line Aluminum Wire Size - Maximum
350 kcmil
For Line Aluminum Wire Size - Minimum
6 AWG
Mounting
Direct Screw Mount
Includes
Polycarbonate Safety Covers
Features
Flammability Rating 94 V-0; GFPC Insulators; 1 inch through air and 2 inches over surface spacing available
Max. Operating Temp.
80°C
Number of Openings per Pole (Primary)
1
Wire Range (Secondary)
#2-#14
Installation Mounting
Direct Screw Mount
Short Circuit Rating (Class RK1)
200 kA
Connector Material
Tin-plated Aluminum
Hex/Screw Size u0026 Type (Primary)
11/16-16 x .88
Hole Diameter (Primary)
0.75 in
Wire Range (Primary)
350-#6
APPROVALS u0026 STANDARDS
UL Listed to subject 1953, File E352417 unless noted otherwise; CSA Certified Class 6228 01
Item Description (ERP)
PWR DIS BLK AL INT 310A 1P 6
Short Circuit Rating (Class L)
400 kA
Short Circuit Rating (Class T)
400 kA
Connector Type (Secondary)
Box
Connector Type (Primary)
Box
Hole Diameter (Secondary)
0.31 in
Body/Insulating Material
GFPC
Short Circuit Rating (Standalone)
10 kA
Short Circuit Rating (Class RK5)
100 kA
Short Circuit Rating (Class G)
60 kA
Rated voltage AC UL
1000 V
Number of Openings per Pole (Secondary)
6
Short Circuit Rating (Class CC)
30 kA
Hex/Screw Size u0026 Type (Secondary)
5/16-24 x .38
Short Description
MPDB UL1953 AL INT 1000V 310A 1-pole 1 350-#6 in-6 #2-#14 out Box/Box
Torque Rating (Secondary)
#2-#3 50; #4-#6 35; #8 25; #10-#14 20
APPLICATIONS
Splicing cables; Splitting primary power into secondary circuits; Fixed junction tap-off points.
Short Circuit Rating (Class J)
400 kA
Torque Rating (Primary)
350-#6 275
Rated voltage DC UL
1000 V
Country of Origin (subject to change)
Mexico
