Supplemental 13: Obsolescent Panelboards

Supplemental 13: Obsolescent Panelboards

QMB Fusible Panelboards
Replacement Parts
- Trim Clamps and Screws; Circuit I.D. Numbers; Locks
NQOD Lighting and Appliance Panelboards
I-Line Merchandised Panelboards
- I-Line HCN
- I-Line Merchandised Panelboards
Circuit Breakers for l-Line Panelboards and Switchboards
- 2 KI, 2 LC, and LI Breakers
QMB/QMJ Fusible Panelboards Switch Units
- QMB/QMJ Fusible Panelboards Switch Units—600 Vac, 250 Vac
Special Features, Modifications, and Terminal Data
- Terminal Data for I-Line Panelboards

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2 KI, 2 LC, and LI Breakers

Class 612, 661, 825

2 KI breakers

KI362502- and 3-pole
4.5 in (114 mm) Mounting Height

K-frame—250 A, Thermal-magnetic, Current Limiting (600 Vac)

Ampere Rating	AC Magnetic Trip Settings		Current Limiting	Terminal Wire Range
Ampere Rating	Low	High	Catalog Number	Terminal Wire Range
2-pole, 600 Vac, 250 Vdc ^[1]
110 A	550	1100	KI26110( )	AL250KA one #4 AWG– 350 kcmil Al or Cu
125 A	625	1250	KI26125( )
150 A	750	1500	KI26150( )
175 A	875	1750	KI26175( )
200 A	1000	2000	KI26200( )	AL250KI one #1/0 AWG– 350 kcmil Al or Cu
225 A	1125	2250	KI26225( )
250 A	1250	2500	KI26250( )
3-pole, 600 Vac, 250 Vdc
110 A	550	1100	KI36110	AL250KA one #4 AWG– 350 kcmil Al or Cu
125 A	625	1250	KI36125
150 A	750	1500	KI36150
175 A	875	1750	KI36175
200 A	1000	2000	KI36200	AL250KI one #1/0 AWG– 350 kcmil Al or Cu
225 A	1125	2250	KI36225
250 A	1250	2500	KI36250

2 LC, LI

LC
2– and 3–pole
7.5 in. (190 mm)
Mounting Height

L-frame—600 A, Thermal-magnetic (600 Vac)^[2]

Ampere Rating	AC Magnetic Trip Settings		Extra High Interrupting	Current Limiting	Terminal Wire Range
Ampere Rating	Low	High	Catalog Number	Catalog Number	Terminal Wire Range
2-pole, 600 Vac ^[1]
300 A	1500	3200	LC26300( )	LI26300( )	AL600LI5 two #4/0 AWG–500 kcmil AL or Cu
350 A	1750		LC26350( )	LI26350( )
400 A	2000		LC26400( )	LI26400( )
450 A	2250	4200	LC26450( )	LI26450( )
500 A	2500		LC26500( )	LI26500( )
600 A	3000		LC26600( )	LI26600( )
3-pole, 600 Vac
300 A	1500	3200	LC36300	LI36300	AL600LI5 two #4/0 AWG–500 kcmil AL or Cu
350 A	1750		LC36350	LI36350
400 A	2000		LC36400	LI36400
450 A	2250	4200	LC36450	LI36450
500 A	2500		LC36500	LI36500
600 A	3000		LC36600	LI36600

Footnotes

2-pole circuit breaker catalog numbers are completed by adding required phase connection letters as suffix to catalog number. See Digest Section 9.
Type LC and LI circuit breakers are NOT recommended for use on single-motor branch circuits.

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