Square D Digest 179

Selection Information

Miniature Circuit Breakers

Class 500, 600

www.se.com/us

HOM Circuit Breakers

HOM Circuit Breakers

Plug-on Bolt-on

HOM

HOM-CAFI

HOM-DF

HOM-GFI

HOM-EPD

HOMT

Circuit Breaker Type

— —

— —

— —

— —

— —

— —

— —

— —

— —

UnitMount

1, 2

Number of Poles Current Range (A) Interrupting Ratings

1

2

1

1

2

1

2

1

15–50 [17]

15–50 15–200 [16]

15–20

15–20

15–20

15–50

15–20

15–50

120Vac

10 10 — — — — — — — — — — —

10 10 — — — — — — — — — — —

10 10 — — — — — — — — — — —

10 — — — — — — — — — — — —

10 — — — — — — — — — — — —

10 10 — — — — — — — — — — —

10 — — — — — — — — — — — —

10 10 — — — — — — — — — — —

10 10 — — — — — — — — — — —

120/240 Vac 208Y/120 240Vac [18]

UL/CSA Rating (kA) (50/60Hz)

277Vac

480Y/277 Vac

48Vdc 60Vdc 65Vdc 125Vdc 250Vdc

DCRatings

IEC 60947-2 (50/60Hz) [19] Special Ratings CCC Fed. Specs W-C-375B/GEN Other Standard

IEC (Icu)

—

—

—

—

—

—

—

—

—

X

X

X

X

X

X

X

X

X

HACR [20] NOM

HACR [20]

Accessories and Modifications Shunt Trip [21]

— — — — —

— — — — —

— — — — —

— — — — —

— — — — — —

— — — — — —

— — — — — —

— — — — —

— — — — —

Undervoltage Trip

Auxiliary Switches [21] Alarm Switch [21] Handle Operators Handle Padlock Attachment Trip System Type Thermal-magnetic Molded Case Switch

[22]

X

X

X

X

— X

X

X

X

X

X

X

X

X

X

—

—

—

—

—

—

—

—

—

Dimensions (1P Unit Mount) Dimensions (1P Unit Mount) in. (mm)

Height Width Depth

3.13 (79) 1.00 (25) 2.98 (76) page1-19

Pages

7 MINIATURE AND MOLDED CASE

CIRCUIT BREAKERS

[16] 2P 150–200 A requires 4P width. [17] HOMT tandem is 30 A maximum. HOMT quad tandem has 20 A maximum on outside poles, and 50 A maximum on the inside poles.

[18] See the Supplemental Digest, Section 3 for 3Ø corner grounded systems. [19] See the Supplemental Digest Section 10 for circuit breakers with IEC ratings. [20] HACR on HOM 1P 15–50 A and 2P 15–100 A. [21] Factory-installed option only. [22] Handle padlock attachment available for HOMT quad tandem only.

7-4

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