Section 16: NEMA and Definite Purpose Contactors and Starters PDF

Section 16: NEMA and Definite Purpose Contactors and Starters PDF

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Approximate Dimensions

Class 8903 / Refer to Catalog 8903CT9701

Open Type

Open Type

Electrically Held

Mechanically Held

Rating
(A)

Type

No. of Poles

Dimensions

Type

Dimensions

A

B

C

E

A

B

C

D

E

F

30

LO

2–4

2.88
73

5
127

4.62
117

3.12
79

LXO

2.88
73

—

—

8.81
224

3.25
83

7.70
196

6

4.25
108

5
127

4.62
117

3.12
79

4.25
108

—

—

8.81
224

3.25
83

7.70
196

8–12

5.63
143

5
127

4.62
117

3.12
79

5.63
143

—

—

8.81
224

3.25
83

7.70
196

30

SMO

2–3

4.34
110

3.22
82

4.22
107

3.50
89

—

7.15
182

3.79
96

4.68
119

—

6.04
153

—

4–5

4.34
110

4.25
108

4.22
107

3.50
89

—

7.15
182

4.54
115

4.68
119

—

6.04
153

—

60

SPO

2–3

5.33
135

4.31
110

4.94
125

5.50
140

—

8.25
210

4.61
117

5.23
133

—

7.81
198

—

4–5

6.22
158

5.61
142

4.94
125

5.50
140

—

8.70
221

5.90
150

5.23
133

—

7.81
198

—

100

SQO

2–3

7.09
180

5.45
138

6.50
165

7.26
184

—

10.13
257

5.94
151

6.72
171

—

7.26
184

—

4–5

7.82
199

9.75
248

6.50
165

7.26
184

—

10.56
268

9.75
248

6.72
171

—

7.26
184

—

200

SVO

2–3

9.14
232

6.00
152

6.50
165

9.14
232

SVO

11.35
288

6.00
152

6.72
171

—

9.14
232

—

4, 5[1]

9.14
232

9.75
248

6.50
165

9.14
232

11.55
293

9.75
248

6.72
171

—

9.14
232

—

300

SXO

2–3

12.31
313

8.66
220

8.74
222

12.25
311

SXO

12.31
313

8.66
220

10.50
267

—

12.31
313

—

400

SYO

2–3

—

12.33
313

9.00
229

27.78
706

SYO

—

8.66
220

10.50
267

—

21.00
533

—

600

SZO

SZO

800

SJO

2–3

—

12.33
313

11.94
303

42.70
1085

—

—

—

—

—

—

—

Open Type L and LX

Open Type S

note

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

NEMA 1

NEMA 1 Non-Combination Lighting Contactors, Electrically Held (EH) and Mechanically Held (MH)

Rating (A)

Type

No. of Poles

Form(s)

Fig.

Dimensions, in. (mm)

A

B

C

D

E

F

G

H

I

J

K

L

30

LG

, LXG

Any

Standard, A3, A12, C, C6, F, P, R6, Y48

A

7.81

(198)

12.69

(322)

6.03

(153)

—

1.09

(28)

10.50

(267)

1.09

(28)

1.09

(28)

5.63

(143)

5.75

(146)

1.09

(28)

5.63

(143)

P, T

B

11.88

(302)

11.88

(302)

7.44

(189)

9.75

(248)

1.06

(27)

1.06

(27)

9.75

(248)

1.06

(27)

1.06

(27)

0.31

(8)

—

—

K14, K141, K142

A

16.00

(406)

22.00

(559)

7.38

(188)

8.00

(203)

1.00

(25)

20.00

(508)

1.00

(25)

1.00

(25)

14.00

(356)

7.38

(188)

1.00

(25)

7.00

(178)

30

SMG

2-5

EH

Standard, A12, C, C6, P, X

A

6.00

(152)

10.00

(254)

5.28

(134)

3.00

(76)

0.88

(22)

8.13

(206)

1.00

(25)

0.94

(24)

4.13

(105)

5.00

(127)

—

—

MH

Standard, X

EH

T

A

6.34

(161)

15.88

(403)

5.19

(132)

14.38

(365)

4.66

(118)

0.28

(7)

0.75

(19)

0.84

(21)

—

—

—

—

N

B

14.88

(378)

14.12

(359)

7.56

(192)

12.75

(324)

1.06

(27)

1.06

(27)

12.00

(305)

1.06

(27)

1.06

(27)

0.31

(8)

—

—

MH

T, N, R6

A3, C, C6, P

B

8.12

(206)

14.12

(359)

9.73

(247)

6.00

(152)

1.06

(27)

1.06

(27)

12.00

(305)

1.06

(27)

1.06

(27)

0.31

(8)

—

—

60

SPG

2-3

EH

Standard, A12, C, C6, P, X

A

7.81

(198)

12.69

(322)

6.03

153)

—

1.09

(28)

10.50

(267)

1.09

(28)

1.09

(28)

5.63

(143)

5.75

(146)

1.09

(28)

5.63

(143)

4-5

EH

Standard, A12, C, C6, P, X

B

8.12

(206)

14.12

(359)

9.73

(247)

6.00

(152)

1.06

(27)

1.06

(27)

12.00

(305)

1.06

(27)

1.06

(27)

0.31

(8)

—

—

2-5

EH,

MH

T, N, R6

B

14.88

(378)

14.12

(359)

7.56

(192)

12.75

(324)

1.06

(27)

1.06

(27)

12.00

(305)

1.06

(27)

1.06

(27)

0.31

(8)

—

—

2-5

MH

Standard, A3, C, C6, P, X

B

8.12

(206)

14.12

(359)

9.73

(247)

6.00

(152)

1.06

(27)

1.06

(27)

12.00

(305)

1.06

(27)

1.06

(27)

0.31

(8)

—

—

100

SQG

2, 3 [2]

EH

Standard, A12, C, C6, F, P, X, T

B

11.25

(286)

25.15

(639)

8.99

(288)

8.60

(218)

1.25

(32)

1.25

(32)

22.32

(567)

1.42

(36)

1.42

(36)

0.44

(11)

—

—

MH

Standard, F, X, T

2, 3

EH

N, R6, T, T10-T13 [3]

B

18.15

(461)

29.15

(740)

9.24

(234)

15.50

(394)

9.24

(234)

1.33

(34)

26.50

(673)

1.33

(34)

1.33

(34)

0.44

(11)

—

—

MH

A3, C, C6, N, R6, T, T10-T13 [3]

4, 5

EH

Standard, A12, C, C6, F, P, X

B

11.25

(286)

25.15

(639)

8.99

(288)

8.60

(218)

1.25

(32)

1.25

(32)

22.32

(567)

1.42

(36)

1.42

(36)

0.44

(11)

—

—

MH

Standard, F, X

EH

[3]

B

18.15

(461)

29.15

(740)

9.24

(234)

15.50

(394)

9.24

(234)

1.33

(34)

26.50

(673)

1.33

(34)

1.33

(34)

0.44

(11)

—

—

MH

A3, C, C6 [3]

EH,

MH

N, R6, T, T10-T13

B

22.15

(563)

39.15

(994)

10.24

(260)

19.50

(495)

1.33

(34)

1.33

(34)

36.50

(927)

1.33

(34)

1.33

(34)

0.44

(11)

—

—

200

SVG

All

EH,

MH

Standard and All Forms

B

22.15

(563)

39.15

(994)

10.24

(260)

19.50

(495)

1.33

(34)

1.33

(34)

36.50

(927)

1.33

(34)

1.33

(34)

0.44

(11)

—

—

300

SXG

All

EH,

MH

Standard and All Forms

B

17.21

(437)

44.21

(1123)

12.83

(325)

13.00

(330)

2.11

(54)

2.11

(54)

40.00

(1016)

2.11

(54)

2.11

(54)

0.56

(14)

—

—

400, 600

SYG, SZG

All

EH,

MH

Standard and All Forms

B

20.21

(513)

65.75

(1670)

13.10

(333)

11.00

(972)

4.61

(117)

4.61

(117)

64.50

(1638)

0.63

(16)

0.63

(16)

0.69

(18)

—

—

800

SJG

2-3

With or Without Any Forms

C

34.50

(876)

93.00

(2362)

23.50

(597)

Floor Mounting
   
         

Figure A

  

Figure B

  

Figure C

NEMA 1 Flush Mounting

NEMA 1 Flush Mounted Enclosures

Rating
(A)

Type

Form(s)

Dimensions

A

B

C

D

E

F

G

30

LF


LXF

Standard, F, Y48, R6

15.19
386

8.94
227

7.63
194

12.88
327

5.44
138

10.94
278

5.13
130

A3, A12, C, C6,
T, P

24.00
610

17.50
445

15.00
381

19.25
489

7.12
181

—

—

30

SMF

EH

Std., A12,
C, C6, P, X

13.44
341

7.19
183

5.88
149

11.13
283

4.75
121

9.19
233

4.50
114

MH

Std., X

EH

T, N

24.00
610

17.50
445

15.00
381

19.25
489

5.75
146

—

—

MH

A3, C, C6,
T, N, P, R6

60

SPF

EH

Std., A12,
C, C6, P, X

15.19
386

8.94
227

7.63
194

12.88
327

5.44
138

10.94
278

5.13
130

MH

Std., X

EH

T, N

24.00
610

17.50
445

15.00
381

19.25
489

5.75
146

—

—

MH

A3, C, C6,
T, N, P, R6

100

SQF

With or without any Forms

31.00
787

16.75
425

14.25
362

26.25
667

8.00
203

—

—

EH = Electrically Held. MH = Mechanically Held.

NEMA 1 Flush Mounted

NEMA 3R, 4, and 4X

note

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

NEMA 3R Enclosures

Rating (A)

Type

No. of Poles

A

B

C

D1

D2

E

F

G1

G2

H1

H2

J

K

L

M

N

P

K.O.
X

K.O.
Y

 30

SMH

All

8.83

224

12.30

312

7.12

181

1.39

35

1.44

37

6.00

152

7.50

191

2.64

67

2.16

55

2.08

53

2.62

66

14.28

363

1.37

35

1.37

35

1.88

48

4.38

111

1.83

46

 0.5

 0.75

1

 0.5

 0.75

1

 30

LH

All

9.83

250

16.30

414

8.62

219

1.39

35

1.44

37

7.00

178

11.50

292

2.64

67

2.16

55

2.08

53

2.62

66

16.78

426

1.31

33

1.75

44

2.13

54

4.88

124

1.83

46

1

1.25

1.5

 0.5

 0.75

 60

SPH

100

SQH

All

12.83

326

25.30

643

8.62

219

1.39

35

1.44

37

10.00

254

20.50

521

2.64

67

2.16

55

2.08

53

2.62

66

19.78

502

1.31

33

1.94

49

2.44

62

6.38

162

1.83

46

1

1.25

2

2.5

 0.5

 0.75

200

SVH

All

12.83

326

40.30

1024

9.12

232

1.39

35

1.44

37

10.00

254

35.50

902

2.64

67

2.16

55

2.08

53

2.62

66

20.28

515

1.31

33

2.31

59

2.69

68

6.38

162

1.83

46

1

1.25

2

2.5

 0.5

 0.75

NEMA 4 and 4X Stainless Steel Only Enclosures [4]

Rating (A)

Type

No. of Poles

Forms

Dimensions for Stainless Steel Enclosures

Bottom

Hub

Only

Top &

Bottom

Hub

A

B

C

D

E

F

G

H

I

J

K

L

W

X

 30

LW

LXW

Any

Standard, F, R6, Y48

8.13

206

7.88

200

16.19

411

1.56

40

5.00

127

15.00

381

0.60

15

1.94

49

14.75

375

2.00

51

2.63

67

0.31

8

 0.75

1.5

A3, A12, C, C6, P, T

12.62

321

7.81

198

14.69

373

2.56

65

7.50

191

13.50

343

0.63

16

3.38

86

18.44

468

1.69

43

2.31

59

0.31

8

 0.75

1

 30

SMW

2–5

EH

Std., A12, C, C6, P, X

6.38

162

7.13

181

13.19

335

1.56

40

3.25

83

12.00

305

0.63

16

1.19

30

11.81

300

1.63

41

2.31

59

0.31

8

 0.75

1

MH

Std., F, X

EH

T

12.63

321

7.11

181

14.69

373

2.56

65

7.50

191

13.50

343

0.63

16

3.19

81

18.50

470

1.64

42

2.31

59

0.31

8

 0.75

1

EH

N, R6

14.88

378

7.25

184

16.31

414

2.56

65

9.75

248

15.00

381

0.63

16

3.19

81

20.88

530

2.06

52

2.63

67

0.31

8

 0.75

1.5

MH

A3, C, C6, T, N, P, R6

 60

SPW

2–5

EH

Std., A12, C, C6, P, X

8.13

206

7.88

200

16.19

411

1.56

40

5.00

127

15.00

381

0.60

15

1.94

49

14.75

375

2.00

51

2.63

67

0.31

8

 0.75

1.5

MH

Std., A3, C, C6, P, X

EH

T, N, R6

14.88

378

7.25

184

16.31

414

2.56

65

9.75

248

15.00

381

0.63

16

3.88

98

20.88

530

2.06

52

2.63

67

0.31

8

 0.75

1.5

MH

A3, C, C6, T, N, P, R6

100

SQW

2–3

EH

Std., A12, C, C6, F,
N, R6, P, T, T10-13, X

18.15

461

8.77

223

32.21

818

3.08

78

12.00

305

30.50

775

0.61

15

3.67

93

26.71

678

2.58

66

3.19

81

0.44

11

 0.75

2.5

MH

Std., A3, C, C6, F, N,
P, R6, T, T10-13, X

4–5

EH

Std., A12, C, C6, F, P [3]

18.15

461

8.77

223

32.21

818

3.08

78

12.00

305

30.50

775

0.61

15

3.67

93

26.71

678

2.58

66

3.19

81

0.44

11

 0.75

2.5

MH

Std., A3, C, C6, P [3]

EH

N, R6, T, T10-13

22.15

563

9.77

248

42.21

1072

3.08

78

16.00

406

40.50

1029

0.61

15

3.67

93

31.71

805

2.33

59

2.88

73

0.44

11

 0.75

2.5

MH

N, R6, T, T10-13

200

SVW

All

EH,

MH

Standard and

All Forms

22.15

563

9.77

248

42.21

1072

3.08

78

16.00

406

40.50

1029

0.61

15

3.67

93

31.71

805

2.33

59

2.88

73

0.44

11

 0.75

2.5

300

SXW

All

EH,

MH

Standard and

All Forms

17.21

437

12.63

321

47.21

1199

4.11

104

9.00

229

46.00

1168

0.61

15

4.59

117

28.32

719

3.11

79

5.75

146

0.56

14

 0.75

3.5

400,

SYW

All

EH,

MH

Standard and

All Forms

20.21

513

12.13

308

65.21

1656

4.11

104

12.00

305

64.00

1626

0.61

15

4.59

117

30.82

783

2.67

68

4.50

114

0.56

14

 0.75 [5]

Two
3 [5]

600

SZW

800

SJW

2–3

With or without any Forms

34.50

876

23.50

597

101.00

2565

Floor Mounting

EH = Electrically Held. MH = Mechanically Held.

NEMA 3R Enclosures

NEMA 4 and 4X Enclosures
       

NEMA 12/3R and Night-Master™, NEMA 3R

See Figures: NEMA 12/3R (30–600 A) and NEMA 12/3R (800 A) (EH = Electrically Held; MH = Mechanically Held)

Ampere
Rating

Type

Number
of Poles

Form(s)

Dimensions

A

B

C

D

E

F

G

H

I

J

 30

LA


LXA

Any

Standard, F, R6, Y48

8.13
206

8.50
216

15.75
400

1.56
40

5.00
127

15.00
381

0.31
8

2.13
54

14.75
375

0.31
8

A3, A12, C, C6, P, T

14.88
378

7.88
200

16.00
406

2.56
65

9.75
248

15.00
381

0.5
13

3.66
93

21.25
540

0.31
8

 30

SMA

2-5

EH

Std., A12, C, C6, P, X

6.38
162

8.53
217

12.75
324

1.56
40

3.25
83

12.00
305

0.38
10

3.56
90

12.50
318

0.31
8

MH

Std., F, P, X

EH

T

11.88
302

7.75
197

13.50
343

2.56
65

6.75
171

12.75
324

0.38
10

3.66
93

18.12
460

0.31
8

EH

N, R6

14.88
378

7.88
200

16.00
406

2.56
65

9.75
248

15.00
381

0.50
13

3.66
93

21.25
540

0.31
8

MH

A3, C, C6, T, N, P, R6

 60

SPA

2-5

EH

Std., A12, C, C6, P, X

8.13
206

9.28
236

16.00
406

1.56
40

5.00
127

15.00
381

0.50
13

3.66
93

15.38
391

0.31
8

MH

Std., A3, C, C6, P, X

EH

T, N, R6

14.88
378

7.88
200

15.75
400

2.56
65

9.75
248

15.00
381

0.38
10

3.66
93

21.25
540

0.31
8

MH

A3, C, C6, T, N, P, R6

100

SQA

2, 3

EH

Std., A12, C, C6, F, N, R6, P, T, T10-13, X

18.15
461

9.24
235

31.50
800

3.08
78

12.00
305

30.50
775

0.50
13

3.67
93

26.71
678

0.44
11

MH

Std., A3, C, C6, F, N, P, R6, T, T10-13, X

4, 5

EH

Std., A12, C, C6, F, N, P, [6]

MH

Std., A3, C, C6, P, [6]

EH

N, R6, T, T10-13, [6]

22.15
563

10.24
260

41.50
1054

3.08
78

16.00
406

40.50
1029

0.50
13

3.67
93

31.71
805

0.44
11

MH

N, R6, T, T10-13, [6]

200

SVA

All

EH and MH

Standard and
All Forms

22.15
563

10.24
260

41.50
1054

3.08
78

16.00
406

40.50
1029

0.50
13

3.67
93

31.71
805

0.44
11

300

SXA

All

EH and MH

Standard and
All Forms

17.21
437

13.33
339

47.00
1194

4.11
104

9.00
229

46.00
1168

0.50
13

4.59
117

28.32
719

0.56
14

400,
600

SYA,
SZA

All

EH and MH

Standard and
All Forms

20.21
513

13.00
330

65.00
1651

4.11
104

12.00
305

64.00
1626

0.50
13

5.31
135

30.87
784

0.69
18

800

SJA

2-3

With or without any Forms

93.00
2362

34.50
876

23.50
597

Floor Mounting

Night-Master™ Outdoor Lighting Contactors (Short Version)—NEMA 3R Enclosures (see Figure: Night-Master Style)

Ampere
Rating

Description

Type Number

A

B

C

D

E

F

G

H

 J[7]

K

L

M

Knockouts

N

P

Q

30

Disconnect Switch and Circuit Breaker Types

SMC61, 62, 81

23.50
597

15.00
381

8.42
214

10.50
267

19.00
483

22.38
568

7.00
178

2.18
55

1.50

38

2.13
54

2.13
54

2.13
54

0.50–0.75

1–1.25
1.50

0.50–
0.75

60

SPC61, 62, 81

100

SQC61, 62, 81

34.53
877

20.00
508

8.42
214

10.50
267

30.04
763

33.41
849

7.00
178

2.18
55

2.0
51

2.68
68

2.68
68

3.44
87

0.50–0.75

1–1.25
2–2.50

1–1.25
1.5-2.0

200

Disconnect Switch Type

SVC61, 62

48.37
1229

19.00
483

9.12
232

10.53
267

44.00
1118

47.25
1200

7.00
178

2.18
55

2.50
64

2.68
68

2.68
68

3.44
87

0.50–
0.75

1–1.25
2–2.50

1–1.25
1.5–2.0

Circuit Breaker Type

SVC81

Night-Master™ Outdoor Lighting Contactors (Long Version)—NEMA 3R Enclosures (see Figure: Night-Master Style)

Ampere
Rating

Description

Type Number

A

B

C

D

E

F

G

H

 J[7]

K

L

M

Knockouts

N

P

Q

30

Disconnect Switch and Circuit Breaker Types

SMC63, 64, 83

38.88
987

15.00
381

8.42
214

10.42
265

34.38
873

37.76
959

7.00
178

2.18
55

1.50
38

2.13
54

2.13
54

2.13
54

0.50–
0.75

1–1.25
1.50

0.50–
0.75

60

SPC63, 64, 83

100

SQC63, 64, 83

42.53
1080

20.00
508

8.42
214

10.42
265

38.04
966

41.41
1052

7.00
178

2.18
55

2.0
51

2.68
68

2.68
68

3.44
87

0.50–
0.75

1–1.25
2–2.50

1.–1.25
1.5–2.0

200

Disconnect Switch Type

SVC63, 64

56.37
1432

19.00
483

9.12
232

10.53
267

52.00
1321

55.25
1403

7.00
178

2.18
55

2.50
64

2.68
68

2.69
68

3.44
87

0.50–
0.75

1–1.25
2–2.50

1–1.25
1.5–2.0

Circuit Breaker Type

SVC83

note

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

NEMA 12/3R (30–600 A)

NEMA 12/3R (800 A)

Night-Master Style

Combination Lighting Contactors

See Figure: NEMA 1 Enclosure, Combination Devices

Ampere Rating

Type

Dimensions [8]

Top & Bot.

Sides

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

W

X

Y

30

SMG6_

, SMG8_

9.50
241

22.50
572

8.37
213

6.38
162

20.50
521

14.68
373

1.81
46

1.69
43

3.37
86

3.38
86

1.06
27

3.25
83

2.18
55

1.25
32

0.87
22

0.50-
0.75

0.50-
0.75

.50

SMG7_, SMG9_

13.75
349

23.00
584

8.36
212

10.63
270

21.00
533

20.07
510

1.87
47

1.88
48

3.76
96

2.06
52

1.06
27

3.25
83

2.18
55

1.25
32

0.87
22

0.50-0.75-1.0

0.50-0.75-1.0

.50

60

SPG6_, SPG8_

10.50
267

26.00
660

9.62
244

7.37
187

24.00
610

17.00
432

2.12
54

2.00
51

4.00
102

2.06
52

1.06
27

3.25
83

2.18
55

1.25
32

0.87
22

1.0-
1.25

0.50-
0.75

.50

SPG7_,

SPG9_

15.00
381

28.75
730

9.62
244

11.62
295

26.25
667

21.50
546

2.18
55

2.00
51

4.00
102

2.56
65

1.31
33

3.25
83

2.18
55

1.25
32

0.87
22

1.0-
1.25

0.50-
0.75

.50

See Figure: NEMA 1 Enclosure

Ampere Rating

Type

Dimensions [8]

Top & Bot.

Sides

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

W

X

Y

100

SQG6_

, SQG7_
SQG81, SQG91

15.25
387

39.50
1003

10.60
269

9.25
235

3.00
76

22.68
576

41.00
1041

2.69
68

5.38
137

2.83
72

3.74
95

5.00
127

—

1.21
31

0.90
23

1.-1.25
2.-2.50

0.50-
0.75

0.50

200

SVG6_, SVG7_
SVG81, SVG91

16.00
406

50.00
1270

10.68
271

10.00
254

3.00
76

23.68
601

51.50
1308

2.69
68

5.38
137

2.83
72

3.74
95

5.00
127

—

1.21
31

0.90
23

2.50

0.50-
0.75

0.50

300

SXG6_, SXG7_

20.00
508

75.00
1905

14.37
365

12.00
305

4.00
102

29.43
748

77.00
1956

3.19
81

—

3.52
89

7.00
178

9.25
235

—

—

—

0.50-
0.75

3.00

—

SXG81, SXG91

20.00
508

63.00
1600

14.37
365

12.00
305

4.00
102

27.43
697

65.00
1651

3.19
81

—

3.52
89

7.00
178

5.00
127

—

—

—

0.50-
0.75

3.00

—

400

SYG81, SYG91

36.00
914

90.00
2286

17.00
432

Floor Mounting Enclosure

—

—

—

600

SZG81,

SZG91

note

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

NEMA 1 Enclosure, Combination Devices

NEMA 1 Enclosure

See Figure: NEMA 4, 4X Enclosure

Ampere Rating

Type

Dimensions [8]

A

B

C

D

E

F

G

H

I

J

K

L

W

X

 30

SMW6_

, SMW8_

9.50
241

8.36
212

24.76
629

3.25
83

2.50
64

4.50
114

23.50
597

0.63
16

3.00
76

1.62
41

2.31
59

14.31
363

0.75 Hub

1.0 Hub

SMW7_, SMW9_

13.75
349

8.36
212

25.26
642

3.25
83

4.75
121

4.25
108

24.00
610

0.63
16

5.25
133

1.62
41

2.31
59

20.14
512

0.75 Hub

1.0 Hub

 60

SPW6_, SPW8_

10.50
267

9.61
244

28.26
718

3.25
83

2.50
64

5.50
140

27.00
686

0.63
16

3.00
76

2.00
51

2.63
67

16.56
421

0.75 Hub

1.50 Hub

SPW7_, SPW9_

15.00
381

9.61
244

31.01
788

3.25
83

5.38
137

4.25
108

29.75
756

0.63
16

5.88
149

2.00
51

2.63
67

21.06
535

0.75 Hub

1.50 Hub

100

SQW6_, SQW7_
SQW81, SQW91

15.25
387

10.60
269

41.76
1061

5.00
127

2.50
64

10.25
260

40.50
1029

0.63
16

3.24
82

2.61
66

3.19
81

22.18
563

0.75 Hub

2.50 Hub

200

SVW6_, SVW7_
SVW81, SVW91

16.00
406

10.56
268

52.26
1327

5.00
127

2.50
64

11.00
279

51.00
1295

0.63
16

3.24
82

2.61
66

3.19
81

23.00
584

0.75 Hub

2.50 Hub

300

SXW6_, SXW7_

20.00
508

14.21
361

78.12
1984

9.25
235

4.00
102

12.00
305

77.00
1956

0.56
14

4.77
121

2.96
75

3.50
89

29.43
748

0.75 Hub

3.50 Hub

SXW81, SXW91

20.00
508

14.21
361

66.12
1679

5.00
127

4.00
102

12.00
305

65.00
1651

0.56
14

4.77
121

2.96
75

3.50
89

27.43
697

0.75 Hub

3.50 Hub

400

SYW81, SYW91

36.00
914

17.71
450

98.00
2489

Floor Mounting Enclosure

—

—

600

SZW81,

SZW91

See Figure: NEMA 12/3R Enclosure

Ampere Rating

Type

Dimensions [8]

A

B

C

D

E

F

G

H

I

J

 30

SMA6_

, SMA8_

9.50
241

8.36
212

24.26
616

3.25
83

2.50
64

4.50
114

23.50
597

0.38
10

3.25
83

14.31
363

SMA7_, SMA9_

13.75
349

10.10
257

24.76
629

3.25
83

4.75
121

4.25
108

24.00
610

0.38
10

5.50
140

22.00
559

 60

SPA6_, SPA8_

10.50
267

9.61
244

27.76
705

3.25
83

2.50
64

5.50
140

27.00
686

0.38
10

3.25
83

16.56
421

SPA7_, SPA9_

15.00
381

10.98
279

30.51
775

3.25
83

5.38
137

4.25
108

29.75
756

0.38
10

6.13
156

23.43
595

100

SQA6_, SQA7_
SQA81, SQA91

15.25
387

10.59
269

42.00
1067

5.00
127

3.00
76

9.25
235

41.00
1041

0.50
13

3.75
95

22.31
567

200

SVA6_, SVA7_
SVA81, SVA91

16.00
406

10.52
267

52.50
1334

5.00
127

3.00
76

10.00
254

51.50
1308

0.50
13

3.75
95

23.00
584

300

SXA6_, SXA7_

20.00
508

14.21
361

78.00
1981

9.25
235

4.00
102

12.00
305

77.00
1956

0.50
13

7.75
197

29.43
748

SXA81, SXA91

20.00
508

14.21
361

66.00
1676

5.00
127

4.00
102

12.00
305

65.00
1651

0.50
13

7.75
197

27.43
697

400

SYA81, SYA91

36.00
914

17.71
450

90.00
2286

Floor Mounting Enclosure

600

SZA81,

SZA91

note

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

NEMA 4, 4X Enclosure

NEMA 12/3R Enclosure

Footnotes

  1. 5-Pole, electrically held only.
  2. Factory transformer only.
  3. All Type K Forms.
  4. For glass polyester enclosures (through 100 A), see NEMA 4X—Watertight and Corrosion Resistant Glass Polyester Enclosures.
  5. X hub is  1/4 in. left of center. W hub shown is another X hub. K dimension is distance between two X hubs. Actual W hub is located 3-3/16 in. to the right of X hub shown.
  6. All Type K Forms using Class 9001 Type K control units.
  7. Conduit size.
  8. Dimensions are the same for Form FF4T (standard control transformer), Form FF4T11 (100 VA extra capacity) and Form FF4T12 (200 VA extra capacity).
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