Square D Digest 179

Approximate Dimensions

Type S Reversing Combination Starters

Class 8738, 8739 / Refer to Catalog 8538CT9701

www.se.com/us

NEMA 4X Dimensions NOTE: These dimensions are for reference only. If you need precise measurements, contact the Customer Care Center at 1-888-778-2733. Table 16.190: See Figure: NEMA 4X Polyester Enclosure, page 16-74 [33] NEMA Size Class Dimensions (in inches ) [34] Type A B C E F

A

E

SBW SCW SDW SEW SFW

8738& 8739

0-2

25.25

11.4

27.00

17.88

25.75

F 16 NEMA AND DEFINITE PURPOSE CONTACTORS AND STARTERS

C

3-4

8739

26.31

11.4

33.50

18.50

32.25

B

Figure 16.18: NEMA 4X Polyester Enclosure

Table 16.191: See Figure: NEMA 4X Stainless Steel Enclosure, page 16-74 NEMA Size Class Type Dimensions (in inches) [35]

Bottom Top & Bot.

Wt. (lb)

A

B

C

D

E

F

G H I

J

K

L

W X

SBW SCW

0–1 8738, 8739

13.75

8.34

25.19 3.25

2.5 8.75 24 0.59

3

1.63 2.31 18.53 0.75 Hub 1Hub

52

8738, 8739 SDW 15

9.59

30.03 3.25

2.5

10 29.75 0.63

3

2

2.63 21.03 0.75

2

Hub 1.5 Hub 95 0.75 Hub 2.5 Hub 255

8738, 8739 SEW 18.5

3

10.56

45.19

5

3

12.5 44 0.59 3.5

2.63 3.19

25.5

8738

SFW 21

10.53

52.69

5

3

15 51.5 0.59 3.5

2.63 3.19 30.25 0.75 Hub 2.5 Hub —

4

0.75 Hub 2.5 Hub —

8739

SFW 18.5

10.56

45.19

5

3

12.5 44 0.59 3.5

2.63 3.19

25.5

8738

SGW 30

15.5

78.09 9.25

4

22

77 0.56 6.09

3

3.5

39.41 0.75 Hub 3.5 Hub — 37.88 0.75 Hub 3.5 Hub —

5

8739 8739

SGW 30 SHW 36

13.89 17.03

66.09

5

4

22

65 0.56 6.09

3

3.5

6

98 ———————— — ———

NOTE: Illustrations may not represent the actual enclosure; they are intended for dimensional information only. Information on Hubs Hubs are supplied with each NEMA 4X combination starter as shown in Table 16.192. Note that hubs are only installed in stainless steel enclosures; they are supplied but not installed in polyester enclosures. Table 16.192: Hubs NEMASize Quantity Hub Size ( in.) 0–1

Ha nd le S w i n g

F A

D

B

H

E

G

C

1 2 1 2 1 2

0.75 1.00 0.75 1.50 0.75 2.50

(4) .31 Dia. Mtg. Holes (for Size 0,1, & 2) 8 (4) .44 Dia. Mtg. Holes (for Size 3 & 4) 11 (4) . 56 Dia. Mtg. Holes L o c ate d o n 14 Ex ter n al F la n ges (for Size 5 )

C o v er Op e n 9 0 º

2

L

W X

3–4

J

I

K

Figure 16.19: NEMA 4X Stainless Steel Enclosure

[33] See Table 16.192 for important information on hubs for NEMA 4X enclosures. [34] The dimensions shown in all tables above are also for FormFF4T (standard control transformer), Form FF4T11 (100 VA extra-capacity), and Form FF4T12 (200 VA extra-capacity). [35] Dimensions also for FormF4T (standard control transformer), FormF4T11 (100 VA extra capacity) and FormF4T12 (200 VA extra capacity).

16-74

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