Page 3-6 Download PDF
Home Online Catalog Products Tools and Resources Help

Square D > On-line Catalog > Products > 03 Molded Case Circuit Breakers and Enclosures > Molded Case Circuit Breakers: L-frame Thermal-magnetic Circuit Breakers	Search

Supplemental and Obsolescence Digest 174

Molded Case Circuit Breakers

L-frame Thermal-magnetic Circuit Breakers

Class 600, 665, 736, 830

Consider using PowerPact® circuit breakers for situations requiring circuit breaker accessories.

Table 3.17:

L-frame—400 A, Thermal-Magnetic, Individually-Mounted, High Magnetic Withstand Circuit Breakers For Mission Critical Loads

Ampere Rating	AC Magnetic Level Factory Seta	Standard Interrupting		High Interrupting		Terminal Wire Range
		Cat. No.	$ Price	Cat. No.	$ Price
LA/LH MC Circuit Breaker, 3P, 480 Vac
200 A	4000 A	LAL34200MC	3308.00	LHL34200MC	5294.00	AL250LA (1) 4 AWG–350 kcmil Al
225 A	4500 A	LAL34225MC	3308.00	LHL34225MC	5294.00
250 A	5000 A	LAL34250MC	3570.00	LHL34250MC	5557.00
400 A	8000 A	LAL34400MC	4410.00	LHL34400MC	6397.00	AL400LA (1) 1 AWG–600 kcmil Al or (2) 1 AWG–250 kcmil Al

a	AC magnetic setting tolerances are +0–25% from max. value shown.

 

Table 3.18:

L-frame—600 A, Thermal-Magnetic, Individually-Mounted Circuit Breakers, 600 Vac

Ampere Rating	Adjustable AC Magnetic Trip		Standard Interrupting		High Interrupting		Terminal Wire Range
	Low	High	Cat. No.	$ Price	Cat. No.	$ Price
2P, 600 Vac, 250 Vdc
125 A 150 A 175 A 200 A 225 A 250 A	625 A  750 A  875 A 1000 A 1125 A 1250 A	1250 A 1500 A 1750 A 2000 A 2250 A 2500 A	LAL26125 LAL26150 LAL26175 LAL26200 LAL26225 LAL26250	2538.00 2538.00 2538.00 2538.00 2538.00 2538.00	LHL26125 LHL26150 LHL26175 LHL26200 LHL26225 LHL26250	4241.00 4241.00 4241.00 4241.00 4241.00 4241.00	AL400LA (1) 1 AWG–600 kcmil Al or (2) 1 AWG–250 kcmil Al
300 A 350 A 400 A	1500 A 1750 A 2000 A	3000 A 3500 A 4000 A	LAL26300 LAL26350 LAL36400	2538.00 2538.00 2538.00	LHL26300 LHL26350 LHL26400	4241.00 4241.00 4241.00
3P, 600 Vac, 250 Vdc
125 A 150 A 175 A 200 A 225 A 250 A	625 A  750 A  875 A 1000 A 1125 A 1250 A	1250 A 1500 A 1750 A 2000 A 2250 A 2500 A	LAL36125 LAL36150 LAL36175 LAL36200 LAL36225 LAL36250	3079.00 3079.00 3079.00 3079.00 3079.00 3079.00	LHL36125 LHL36150 LHL36175 LHL36200 LHL36225 LHL36250	5065.00 5065.00 5065.00 5065.00 5065.00 5065.00	AL400LA (1) 1 AWG–600 kcmil Al or (2) 1 AWG–250 kcmil Al
300 A 350 A 400 A	1500 A 1750 A 2000 A	3000 A 3500 A 4000 A	LAL36300 LAL36350 LAL36400	3079.00 3079.00 3079.00	LHL36300 LHL36350 LHL36400	5065.00 5065.00 5065.00

 

 

Table 3.19:

L-frame—600 A, Current-Limiting, Individually-Mounted Circuit Breakers, 600 Vac

Ampere Rating	Adjustable AC Magnetic Trip		Extra-High Interrupting		Current Limiting		Terminal Wire Range
	Low	High	Cat. No.	$ Price	Cat. No.	$ Price
2P, 600 Vac
300 A 350 A 400 A	1500 A 1750 A 2000 A	3200 A 3200 A 3200 A	LCL26300 LCL26350 LCL26400	4986.00 4986.00 4986.00	LIL26300 LIL26350 LIL26400	5736.00 5736.00 5736.00	AL600LI5 (2) 4/0 AWG–500 kcmil Al
450 A 500 A 600 A	2250 A 2500 A 3000 A	4200 A 4200 A 4200 A	LCL26450 LCL26500 LCL26600	5215.00 5215.00 5215.00	LIL26450 LIL26500 LIL26600	8367.00 8367.00 8367.00
3P, 600 Vac
300 A 350 A 400 A	1500 A 1750 A 2000 A	3200 A 3200 A 3200 A	LCL36300 LCL36350 LCL36400	5541.00 5541.00 5541.00	LIL36300 LIL36350 LIL36400	6375.00 6375.00 6375.00	AL600LI5 (2) 4/0 AWG–500 kcmil Al
450 A 500 A 600 A	2250 A 2500 A 3000 A	4200 A 4200 A 4200 A	LCL36450 LCL36500 LCL36600	5794.00 5794.00 5794.00	LIL36450 LIL36500 LIL36600	9299.00 9299.00 9299.00

 

 

 

 

Table 3.20:

Interrupting Ratings

Voltage	LAL	LHL	LCL	LIL
240 Vac	42 kA	65 kA	100 kA	200 kA
480 Vac	30 kA	35 kA	65 kA	200 kA
600 Vac	22 kA	25 kA	35 kA	100 kA

Enclosures: see Digest Section 7

 

DE2	Discount Schedule

---

Related Topics

Accessories  Page 3-24—3-26

OptionalLugs Page 3-27—3-28

Dimensions Page 3-36