POWER DISTRIBUTION
AND TERMINAL BLOCKS
POWER DISTRIBUTION BLOCKS
Ratings:
600 Volts AC; or DC Maximum
Agency Approvals:
UL Recognized,
Guide #XCFR2, File #E84923
CSA Certified,
Class 6228-01, File 15364
EXAMPLE:
A 3-pole, 16023 series is 16023-3. It has 1 line
opening per section that accepts 350MCM - #6. (3 openings
total). This block has 6 load openings per section. Each
opening accepts #6 - #14 wire. A total of 18 load-side open-
ings are on the 3-pole block.
Picture Shown:
3-Pole - 1 opening on line-side per pole
6 openings on load-side per pole
Power Distribution Blocks (600V) Catalog Data
Catalog
Number
16021
16023
16220
16321
16323
16325
16327
16330
16332
Connection
1-Pole
N/A
N/A
-1
-1
-1
-1
-1
-1
-1
2-Pole
-2
-2
-2
-2
-2
-2
-2
-2
-2
3-Pole
-3
-3
-3
-3
-3
-3
-3
-3
-3
4-Pole
-4
-4
N/A
N/A
N/A
N/A
N/A
N/A
N/A
Line
2/0 - #14Cu/#8Al
350MCM - #6Cu-Al
2/0 - #14Cu/#8Al
2/0 - #14Cu-Al
350MCM - #6Cu-Al
(2) 2/0 - #14Cu, 2/0 - #8Al
500MCM - #2Cu-Al
500MCM - #6Cu-Al
350MCM - #6Cu-Al
Load
(6) #4 - #14Cu/#8Al
(6) #6 - #14Cu/#12Al
(4) #4 - #14Cu/#8Al
(6) #3 - #14Cu/#8Al
(6) #4 - #14Cu/#12Al
(6) #4 - #14Cu/#12Al
(6) #4 - #14Cu/#12Al
(6) #2 - #14Cu/#8Al
(3) #2 - #14Cu/#8Al
(2) 1/0 - #14Cu/#8Al
(3) #2 - #14Cu/#8Al
(2) #1/0 - #14Cu/#8Al
(12) #4 - #14Cu/#8Al
(6) #2 - #14Cu/#8Al
(3) 1/0 - #14Cu/#8Al
(21) #10 - #14Cu/#12Al
(12) #4 - #14Cu/#8Al
(6) #2 - #14Cu/#8Al
(3) 1/0 - #14Cu/#8Al
16528
-1
-2
-3
N/A
(2) 600MCM - #2Cu-Al
(4) 3/0 - #6Cu-Al
(4) #4 - #14Cu, #4 - #12Al
(12) #4 - #14Cu, #4 - #12Al
(21) #6 - #14Cu, #6 - #12Al
Al-840A
Connector
Material and
Ampacity
Al-175A
Al-310A
Al-175A
Al-175A
Al-310A
Al-350A
Al-380A
Al-380A
Al-310A
Line/Load
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
•
Al-380A
•
•
•
16335
-1
-2
-3
N/A
500MCM - #2Cu-Al
•
Al-310A
Al-310A
16370
16371
-1
-1
-2
-2
-3
-3
N/A
N/A
350MCM - #6Cu-Al
350MCM - #6Cu-Al
•
•
Al-310A
Al-420A
Al-420A
•
•
•
—
16372
16375
16376
-1
-1
-1
-2
-2
-2
-3
-3
-3
N/A
N/A
N/A
350MCM - #6Cu-Al
600MCM - #2Cu-Al
600MCM - #2Cu-Al
•
•
•
•
•
•
—
16530
16541
-1
-1
-2
-2
-3
-3
N/A
N/A
(2) 500MCM - #6Cu-Al
500MCM - #6Cu-Al
Al-760A
Al-380A
•
—
147
COOPER [ COOPER BUSSMANN, INC. ]
