Molded Case Circuit Breakers

Power Defense molded case circuit breakers

Frame size 3 (45-600 A)

Catalog number/product selection

Interrupting ratings

Catalog designator	F kA rms	G kA rms	K kA rms	M kA rms	N kA rms	P kA rms
UL/CSA
240 Vac	35	65	85	100	150	200
480 Vac	25	35	50	65	85	100
600 Vac	14	18	25	35	50	65
250 Vdc ²³	10/22	10/22	10/22	22/42	22/42	22/42
IEC	Icu	Ics	Icu	Ics	Icu	Ics	Icu	Ics	Icu	Ics	Icu	Ics
240 Vac	35	35	55	55	85	85	100	100	150	100	200	150
380-415 Vac	25	25	36	36	50	50	70	53	70	70	100	70
440 Vac	25	20	30	22.5	35	35	50	40	70	50	100	50
480 Vac	20	20	25	20	35	22.5	50	30	65	40	85	40
525 Vac	18	5	20	7.5	25	10	30	15	35	25	40	25
660-690 Vac	8	4	10	5	15	7.5	20	10	20	10	20	10
250 Vdc ²³	10/22	10/22	10/22	10/22	10/22	10/22	22/42	22/42	22/42	22/42	22/42	22/42

^• UL current limiting. ^M interrupting rating only current limiting for the 400 A construction breakers.

² DC ratings available in thermal-magnetic breakers only. 250 Vdc is achieved using two poles in series.

^First rating listed is for 400 A frame, second rating is for 600 A frame.

Dimensions and weights

Approximate dimensions in inches (mm)

Number of poles	Width	Height	Depth
2	5.47 (138.9)	10.13 (257.1)	4.30 (109.1)
3	5.47 (138.9)	10.13 (257.1)	4.30 (109.1)
4	7.22 (182.9)	10.13 (257.1)	4.30 (109.1)

Approximate shipping weight in lb (kg)

Breaker type	2-Pole	3-Pole	4-Pole
PDG3 400 A	8.05 (3.65)	11.02 (5.00)	13.77 (6.25)
PDG3 600 A	10.43 (4.73)	12.36 (5.61)	16.27 (7.39)

Trip unit ratings

Poles	Continuous current rating	Trip units
2-, 3-, 4-pole Thermal-magnetic	100, 125, 150, 175, 200, 225, 250, 300, 350, 400, 500, 600	TFA, VFA
3-, 4-pole Electronic	125, 250, H250, 400, H400, 600, D##, P## adjustable range (45-600)	B2N, E##, D##, P##

^H As the leading character of the ampacity indicates a high instantaneous version of the breaker for coordination purposes. H ratings must use 600 A frame.

² All #s refer to protection and options. Refer to the MCCB catalog or Power Defense™ poster for more information. Direct links are below.

For additional information, visit the resources section available at Eaton.com/PDmccb.

Terminals

Maximum breaker amperes	Breaker frame	Terminal body type	Wire type	Wire class per phase	Number of conductors	AWG/kcmil conductor range	Metric conductor range (mm²)	3-Pole catalog number
Standard terminals
300	400	Aluminum Cu/Al	B, C	1	3-350	26.7-177	PDG3X3TA300²
350	400	Aluminum Cu/Al	B, C	1	250-500	127-253	PDG3X3TA350²
400	400	Aluminum Cu/Al	B, C	2	3/0-250	85-127	PDG3X3TA400²
400	600	Aluminum Cu/Al	B, C	1	500-750	253-380	PDG3X3TA401H²
630	600	Aluminum Cu/Al	B, C	2	2-500	33.6-253	PDG3X3TA630²

¹ No accessories included.

² Terminal shield included.

Trip units

Description	Specification
Trip unit
Interchangeable trip units	Yes
Thermal-magnetic (T)	Fixed thermal-adjustable magnetic
Molded case switch (K)	Fixed magnetic
Motor circuit protector (M)	Adjustable magnetic only (3-pole)
Electronic
PXR 10 (B) adjustable LSI	LSI, MLSI
PXR 20 (E) current metering / comm opt.	LSI, LSIG, ALSI, ALSIG
PXR 25 (P) power metering / comm std.	LSI, LSIG, ALSI, ALSIG, MLSI, MLSIG

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