Square D Digest 179

Type F and K—Approximate Dimensions Class 2510, 2511, 2512 / Refer to Catalog 2510CT9701

Manual Starters and Switches

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Table 16.6 Non-Reversing—Class 2510 (cont'd.)

NEMA1 General Purpose Enclosure Surface Mounting

General Purpose Flush Mounting (Without Pull Box)

NEMA 3R, 7 & 9 Enclosures [6] Hazardous Locations Div. 1&2 Class I Groups B, C, & D, & Class II Groups E, F, and G

NEMA4 Enclosure [6] Watertight and Dusttight

Open Style

Operator Style

No. of Poles Features

Standard Stainless Steel Flush Plate

Jumbo Stainless Steel Flush Plate

Gray Flush Plate

Standard

Oversized

Type

Type

Type

Type

Type

Type

Type

Type

WithPilot Light [6] Standard WithPilot Light [6]

115Vac 230Vac 208–277 Vac 440–600 Vac 208–277 Vac 440–600 Vac 115Vac 230Vac 208–277 Vac 440–600 Vac 230Vac

KG1A KG1B KG2 KG2B KG2C KG5 KG5B KG6

— —

— — KF1B —

—

KW1A KW1B KW2 KW2B

— —

— —

KSJ1B

KGJ2

KF2

KS2

— —

KR2

KO2

—

— —

—

—

3

KO2C [7]

— — — — — — — — —

— — — — — — — — — —

KSJ2C

KW2C

— — — — — — — — — — —

Standard

— — — — — —

— —

— —

2

Standard

KW6

KO6

—

KW6B

—

WithPilot Light [6] Standard WithPilot Light [6] Standard WithPilot Light [6]

3

KG6C

— — — KS3 — KS3A — —

— — — — — —

—

— — — — —

KO3

KSJ3A KSJ3B

—

2

KO3B

KGJ4

KF4

—

— —

— —

Key

KGJ4B

— —

3

16 NEMA AND DEFINITE PURPOSE CONTACTORS AND STARTERS

—

KGJ4C

KF4C —

—

—

—

—

Table 16.7: Reversing—Class 2511

NEMA1 General Purpose Enclosure Surface Mounting

With Flush Plate for Cavity Mounting (Without Pull Box)

Replacement Switch Class2510

Operator Style

Suitable for Motor Types

Features (Including Mechanical Interlock)

No. of Poles

Type

Type

Type

Toggle

3

3Ø; Also 1 Ø Capacitor, Split Ø, or 4-Lead Repulsion-Induction

With Pilot Light [8]

110–120 Vac

KG22A

KF22A

KO2AT

Table 16.9: Class 2510 Horsepower Ratings

Table 16.8: Class 2511 and 2512 Horsepower Ratings Type K Device No. of Poles Motor Type AC MaximumHp

Maximum DC Hp (breaking 2 poles)

Maximum DC Hp (breaking 2 poles) 115 V 230 V 460–575 V 90 V 115 V 230 V

MaximumHp

Motor TypeAC

Class 2510

No. of Poles

115 V

230 V

460 V

575 V 90V 115V 230V

1Ø 3Ø 1Ø

2 3 2

2

2

3

Class 2511

KO1 KO3 2

2 7-1/2

10

SingleØ 2

2

3

3

2

2

3

1

2

1-1/2

KO2 3 Three Ø 2 7-1/2 10 10 KO6 3 Three Ø 2 7-1/2 15 20 Continuous current rating 30 A at 600 Vac maximum 30 A at 24 Vdc maximum Table 16.10: How to Order To Order Specify: Catalog Number

3Ø, Constant or Variable Torque

1

2

1-1/2

3

2 7-1/2

10

Class 2512

3Ø, Constant Hp

3

2 7-1/2

10

Continuous current rating

30 A at 600 Vac maximum 30 A at 24 Vdc maximum

• Class Number • Type Number

Type KO2

Class 2510

OpenType

Mtg. Holes for #6-32 Screws (2)

Mtg. Holes For #6-32 Screws (2)

Pilot Light

Pilot Light

1.69 43

1.69 43

.84 21

OFF

.84 21

OFF

2.38 60

2.38

3.28 83

3.28 60

4.13 105

4.13 83 105

2.22 56

2.34 60

1.59 40

1.70 43

Types FO1, 1P, 2 Fractional Hp Starter

Types KO1, 1A, 1B, 2, 2B, 2C Types KO5A, 5B, 6, 6B, 6C Motor Starting Switch

[6] Furnished with one 3/4 in. pipe tap in the bottom (reversible for top feed). For a 3/4 in. pipe tap in the top and bottom, add the suffix H to the Type. [6] For a green pilot light, add the letter G to the catalog number (i.e. 2510FG2P G ) [7] When replacing a starter equipped with a pilot light in NEMA 4 enclosure, retain the pilot light mounting bracket from the original device. [8] For a green pilot light, add the letter G to the catalog number.

16-5

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