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Form No. PDB
Page 13 of 23
Data Sheet #1049
07-05-07
BU-SB07255
Series 16XXX_UL Terminal Blocks
Feature/Benefits
High Short-Circuit Current Ratings up to 200kA
UL1059 Recognition
Agency/Standards
UL 1059 Recognized, Guide XCFR2, File E221592
General Industry Class per UL 1059, usage catagory C
CSA Certified, Class 6228-01, File 15364
Electrical
600Vac or dc
Short Circuit Current Ratings up to 200kA, see table
Ampacities up to 310 Amps
75C rated connectors
Wire range 14 AWG to 350 kcmil CU
Mechanical
Panel mount
Flammability, UL 94V0
Tin-plated AL connectors suitable for CU
conductors
Terminal Copper Conductor Capability
Short-Circuit Current Rating Data
Line
Load
Configuration
Conductors
Max Fuse Class & Amp**
Part
Openings per Pole
Line
Load
J
T
RK1
RK5
Number
Amps
Wire Range
AWG or
LPJ
JJS
LPS-RK
FRS-R
SCCR
Line
Load
kcmil
JJN
LPN-RK
FRN-R
16204-1UL,
-2UL, -3UL
175A
2/0 to 8 AWG
2/0 to 8
2/0 to 8 200
200
60
200kA
4 to 12
200
60
200kA
16220-1UL,
175A
2/0 to 8 AWG
4 to 14 AWG
2/0 to 8
4 to 14
175
100
60
100kA
-2UL, -3UL
200
100
60
50kA
16280-1UL,
175A
2/0 to 8 AWG
1/4-20 X 3/4 STUD
2/0 to 8
Stud
200
100
60
200kA
-2UL, -3UL
16321-1UL,
4 to12
400
200
100
200kA
-2UL, -3UL
175A
2/0 to 8 AWG
4 to 14 AWG
2/0 to 8
400
100
100kA
4 to 14
175
100
60
100kA
16323-1UL,
400
200
100
200kA
-2UL, -3UL
310A 350kcmil to 4 AWG
4 to 12 AWG
350 to 4
4 to 8
400
100
100kA
4 to 12
175
100
60
100kA
16370-1UL,
4 to 8
400
200
100
200kA
-2UL, -3UL
310A 350kcmil to 4 AWG
4 to 14 AWG
350 to 4
4 to 14
175
100
60
100kA
16371-1UL,
1/0 to 6
400
200
100
200kA
-2UL, -3UL
310A 350kcmil to 4 AWG
(6) 2 to 12 AWG
350 to 4
400
100
100kA
(3) 1/0 to 12
4 to 12
175
100
60
100kA
Ampacities 75C per NEC Table 310.16 and UL508A Table 28.1
** Class G 60A (SC-60) or less or Class CC 30A (LP-CC-30, FNQ-R-30, KTK-R-30)
or less are suitable for all the SCCRs in this table.
These blocks available in 1, 2, or 3 poles
Part Number:
Example: 16204-1UL = single pole
16204-3UL = three pole
Series 16XXX_UL
Series 162 and 163
Part No.
Minimum Enclosure
Size
16204-1UL, -2UL, -3UL
16 X 16 X 6.75
16220-1UL, -2UL, -3UL
16 X 16 X 6.75
16280-1UL, -2UL, -3UL
16 X 16 X 6.75
16321-1UL, -2UL, -3UL
24 X 20 X 6.75
16323-1UL, -2UL, -3UL
24 X 20 X 6.75
16370-1UL, -2UL, -3UL
24 X 20 X 6.75
16371-1UL, -2UL, -3UL
24 X 20 X 6.75