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P1 Panelboards • Quick reference for selection and application
8
Application
Type P1 Panelboards
Table P1-13 – Main Breaker Gutter Dimensions Inches (mm)
Main
Breaker
Max. Interrupting Rating (kA) Neutral Location
20” wide box 24” wide box 20” wide box
BL, BLH, HBL, BQD
2
8.500 (216)
3
10.500 (267)
3
10.500 (267)
NGB, HGB, LGB
2
8.000 (203)
3
10.000 (254)
3
10.500 (267)
ED2, ED4, ED6, HED4 6.125 (156) 8.125 (206) 10.500 (267)
QJ2, QJH2, QJ2-H 6.500 (165) 8.500 (216) 10.500 (267)
FD6, FXD6, HFD6, HFXD6 5.250 (133) 7.250 (184) 10.500 (267)
JD6, JXD6
1
15.000 (381) 15.000 (381) 26.500 (674)
1
JD frame mounted vertically.
2
For Revised P1, use Side Gutter Wiring Specs Table P1-15.
These are back-fed main breakers.
3
These dimensions are for Original P1 as a reference only, not for Revised P1.
Table P1-14 – Main Lug End Gutter Dimensions Inches (mm)
Amp
Rating
End Gutter Neutral Location
20” wide box 24” wide box 20” wide box 24” wide box
125 9.500 (242) 9.500 (242) 10.500 (267) 10.500 (267)
250 9.500 (242) 9.500 (242) 10.500 (267) 10.500 (267)
400 25.500 (648) 25.500 (648) 26.750 (680) 26.750 (680)
NOTE: Feed-thru lug and neutral wire bending space is 15.000” and 16.250” respectively on 400A panel.
Table P1-15 – Side Gutter Wiring
Space Inches (mm) (Fig P1-1) Fig P1-1
Reference
Letter
Panel
Width 20”
Panel
Width 24”
Optional
A
2
6.375 (167) 8.375 (213)
B
2
5.500 (140) 7.500 (191)
C
2
5.000 (127) 7.000 (178)
D 6.125 (156) 8.125 (206)
E 6.500 (165) 8.500 (216)
F 5.250 (133) 7.250 (184)
1
Subfeed mounting limit 1 per panel.
2
For all Revised P1 panels using BL/BQD or xGB breakers as mains in back-fed position, use
this chart for wiring space.
Feed-Thru (FT) Non-Feed-Thru (NFT)
Miscellaneous Parts and Accessories
Catalog # Description
BK1 Bonding Kit for 250A max. Original P1 Panels
BK1A Bonding Kit for 250A max. Revised P1 Panels
BK2 Bonding kit for S1/S2 400 & 600
BK3 Bonding kit
IMK1 Interior Adjusting Kit
11-1824-01 Directory Card Holder
12-1110-01 Directory Card
11-1056-01 NEMA Instruction Book
NBK03
Number Strips 1–42. Stick-on type;
Use w/ P1 series Panels
NBK04
Number Strips 43–84. Stick-on type;
Use w/ P1 series Panels
NBK05
Number Strips 85–126. Stick-on type;
Use w/ P1 series Panels
NBK06
Number Strips 127–168. Stick-on type;
Use w/ P1 series Panels
EGK AL Ground Bus 44 Connections
ECGK CU Ground Bus 44 Connections
IGK Insulated AL Ground Bus
ICGK Insulated CU Ground Bus
EWK1 End Wall Kit with Knockouts (20" W x 5.75" DP)
EWK2 End Wall Kit with Knockouts (24" W x 7.75" DP)
EBF1 NEB/HEB Filler Plate
P1SCRWS Package of 42 breaker mounting screws for P1
DFFP1
1" Branch circuit filler plate (suitable for replacing
QF3 in P1 thru P5 Panelboards and Switchboards)
P1CONBPHCU
Connector kit – 6 pcs. B-phase Copper
P1CONBPHAL
Connector kit – 6 pcs. B-phase Aluminum
P1CONACPHCU
Connector kit – 6 pcs. A or C-phase Copper
P1CONACPHAL
Connector kit – 6 pcs. A or C-phase Aluminum
Panel Width
20 in. (508 mm)
FXD6, FD6, HFD6, HFXD6
1
Replacement parts only.
Example of Back-fed xGB Main breaker installed
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