Square D Digest 179

Non-Reversing

Type S Combination Starters

Class 8538, 8539 / Refer to Catalog 8538CT9701

www.se.com/us

Approximate Dimensions

Table 16.151: See Figure: NEMA 1 Enclosure, Sizes 0–2 NEMA Size Class Type

Dimensions, in. [71]

Top & Bottom Sides Wt. (lb)

A B C D E F G H I

J K L M N O P W

X

Y

0–1 SBG , SCG 9.5 22.5 8.34 6.38 20.5 14.66 1.81 1.69 3 2.31 1.06 3.25 2.19 1.25 0.88 — 0.5–0.75 0.5–0.75 0.5 38 8539 SBG, SCG 9.5 22.5 9.84 6.38 20.5 14.66 1.81 1.69 3 2.31 1.06 3.25 2.19 1.25 0.88 — 0.5–0.75 0.5–0.75 0.5 38 2 8538, 8539 SDG 10.5 26 9.59 7.38 24 16.91 2.13 2 4 2.31 1.06 3.25 2.19 1.25 0.88 — 1–1.25 0.5–0.75 0.5 54 Table 16.152: See Figure: NEMA 1 Enclosure, Sizes 3–6 NEMA Size Class Type Dimensions, in. [71] Top & Bottom Sides Wt. (lb) A B C D E F G H I J K L M N O P W X Y 3 [72] 8538, 8539 SEG 15.25 42 10.59 9.25 3 22.72 41 0.5 — 2.83 3.53 5 2.69 5.38 1.28 0.91 1–1.25 2–2.5 0.5–0.75 0.5 102 4 8538 SFG 16 52.5 10.53 10 3 23.66 51.5 0.5 — 2.83 3.53 5 2.69 5.38 1.28 0.91 2.5 0.5–0.75 0.5 163 8539 SFG 16 52.5 10.53 10 3 23.66 51.5 0.5 — 2.83 3.53 5 2.69 5.38 1.28 0.91 2.5 0.5–0.75 0.5 163 5 8538 SGG 20 78 15.5 12 4 29.41 77 0.5 — 3.52 4.61 9.25 3.19 — — — 0.5–0.75 [73] 3 — 450 8539 SGG 20 66 13.72 12 4 29.41 65 0.5 — 3.52 4.61 5 3.19 — — — 0.5–0.75 3 — 420 6 [74] 8538,8539 SHG 36 90 21.03 — —41.38 — —— — — 5 — — — — — — — — Table 16.153: See Figure: NEMA 12/3R Enclosure NEMA Size Class Type Dimensions, in. [75] Wt. (lb) 8538

A

B

C

D

E

F

G

H

I

J

SBA SCA SBA SCA SDA SEA SFA SFA SGA SGA SHA

8538

9.5

8.34

24

3.25

2.5

4.5

23.5

0.59

4.44

14.31

40

16 NEMA AND DEFINITE PURPOSE CONTACTORS AND STARTERS

0–1

9.5

9.84 9.59

24

3.25 3.25

2.5 2.5

4.5 5.5

23.5

0.59 0.38

4.44 4.13 5.06 4.19 5.19 7.78 7.78

14.31 16.56 22.31 22.97 22.97 29.41 27.41

40 55

8539

8538, 8539 8538, 8539

10.5

27.75

27 41

2

3 [72]

15.25

10.59 10.53 10.53 13.72 13.72

42

5 5 5 5 5

3 3 3 4 4

9.25

0.5 0.5 0.5 0.5 0.5

111 170 170

8538 8539 8538 8539

16 16 20 20 36

52.5 52.5

10 10 12 12

51.5 51.5

4

78 66 90

9.25

77 65

—

5

440

6 [74]

8538, 8539

17

—

— — — — 47.38

—

Table 16.154: See Figure: NEMA 4X Stainless Steel Enclosure NEMA Size Class Type

Dimensions, in. [71]

Bottom Top & Bot.

Wt. (lb)

A

B

C

D

E

F

G H

I

J

K L

W

X

SBW SCW

8538

9.5

8.34 24.06 3.25

2.5

4.5

23.5 0.59 3.03 1.31 2.31 14.28 0.75 Hub

1Hub

40

0–1

SBW SCW 9.5

9.84 24.06 3.25

2.5

4.5

23.5 0.59 3.03 1.31 2.31 14.28 0.75 Hub

1Hub

40

8539

9.59 27.75 3.25 2.5

5.5

27

0.59

3 3 3 3

2

2.63 16.53 0.75 Hub 1.5 Hub 55

2 8538, 8539 SDW 10.5

3 [72]

8538, 8539 SEW 15.25 10.59

42

5 5

3.19 10.25 40.5 0.59

2.56 3.19 22.19 0.75 Hub 2.5 Hub 111 2.56 3.19 22.47 0.75 Hub 2.5 Hub 158 2.56 3.19 22.47 0.75 Hub 2.5 Hub 120 3.5 29.41 0.75 Hub 3.5 Hub 3.5 29.41 0.75 Hub 3.5 Hub 440 — 3 3

8538 8539 8538 8539

SFW 16 SFW 16 SGW 20 SGW 20

10.53 52.5

3.56

11 11 12 12

51 51 77 65

0.59 0.59

4

10.53 52.5 3.25

2.5

13.72 13.72

78 66 90

9.25

4 4

0.56 4.5 0.56 4.5

5

5

6 [74]

8538, 8539 SHW 36

17

——————— —47.88

—

— —

NOTE: These dimensions are for reference only. If you need precise measurements, contact the Customer Care Center at 1-888-778-2733.

Handle Swing

D A

L

C O

Handle Swing

E

Handle Swing

H

D A

L

N C

F A

D

B

Handle Swing

M

E

H

F A

B

D

K

Y

E

H

P

Y

O

G B

E B

C

G

G

C

Y

Y

‡

‡

‡

Cover Open 90°

‡

Cover Open 90°

Cover Open 90°

F

F

L

Cover Open 90°

W X W

J

W X W

W X

G

J

J

J

K

I

H

M

I

N

K

I

Figure 16.4: NEMA 1 Enclosure, Size0–2

Figure 16.5: NEMA 1 Enclosure, Size3–6

Figure 16.7: NEMA 4X Stainless Steel Enclosure

Figure 16.6: NEMA 12 Enclosure

‡ = 4 mounting holes : 0.31 in. (8 mm) dia. for Sizes 0, 1, and 2; 0.44 in. (11 mm) dia. for Sizes 3 and 4; 0.56 in. (14 mm) dia., located on external flanges, for Size 5. NOTE: Illustrations may not represent the actual enclosure. They are intended for dimensional information only.

[71] Dimensions also for FormFF4T (standard control transformer). Form FF4T11 (100 VA extra capacity) and Form FF4T12 (200 VA extra capacity) could require the use of an oversized enclosure. Refer to . [72] Class 8538 Size 3 devices with 200 A fuse clips use dimensions for Class 8538 Size 4. [73] Left side only. [74] Size 6 enclosures are floor mounting. [75] Dimensions include space for control circuit transformers.

16-59

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