Brochure
Table Of Contents
- AC Magnetic Contactors Class 8502
- AC Magnetic Starters Class 8536
- Class 8502 and 8536 Application Data
- Power Contact Ratings
- Short Circuit Protection
- Capacitor Switching
- Maintenance of Equipment
- Auxiliary Units
- Factory Installed Auxiliary Contacts
- Form Number of Additional Auxiliary Contacts
- Control Circuit Transformers
- Power Poles
- Size 6 Type SH and Size 7 Type SJ Contactors and Starters
- Operation Rates
- Auxiliary Contacts
- Class 8502 Open Type Class 8536 Open Type
- NEMA Type 1 — General Purpose Enclosure
- NEMA Type 1 — General Purpose Enclosure with Form F4T
- NEMA Type 7 & 9 Enclosures for Hazardous Locations Sizes 0-2, Bolted Cover, Cast Iron, Sizes 0-5,...
- NEMA 7 & 9 Bolted Cover, Cast Aluminum
- General Information
- Altitude
- Termination Means
- Auxiliary Contacts
- Auxiliary Contact Units
- section 2 – reversing magnetic starters and contactors
- AC Magnetic Reversing Contactors Class 8702
- AC magnetic reversing starters class 8736
- General Information
- Overload Relays
- MOTOR LOGIC™ Solid State Overload Relay (SSOLR)
- Enclosures
- Holding Circuit Contact
- Coil Voltages
- Mechanical Interlocks
- Auxiliary Contacts
- Type S Accessories
- Power Contact Ratings
- Maintenance of Equipment
- Control Transformer Selection
- Auxiliary Units
- Factory Installed Auxiliary Contacts
- Open Type — 2 or 3-Pole Only
- Auxiliary Contact Units
- General Information
- section 3 – motor starters multi-speed
- Additional Features
- Special Relays for Non-Reversing and Reversing Multispeed Starters
- Thermal Units
- Typical Elementray Diagrams
- Thermal Units
- Vertically Arranged, Open Type, Two Speed Starters
- Thermal Units
- Special Arrangements with Three Devices
- Ordering Information Required
- Thermal Units
- Thermal Units
- Application Data for Types SB-SH
- Control Transformer Selection
- Mechanical Interlock
- Section 1 – magnetic contactors and starters
35
5/98
© 1998 Square D All Rights Reserved
NEMA Type 1
NEMA
Size
Class
No.
Fig.
No.
Dimensions — Inches/mm Wt (Lbs)
AB
C
DEFGHI
8702 87368702 8736
IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm
00, 0 j
1j
8702 &
8736
4 11.88 302 11.88 302 7.41 188 7.53 191 9.75 248 1.06 27 1.06 27 9.75 248 1.06 27 .31 8 16 17
2j
8702 &
8736
4 14.88 378 14.13 359 7.56 192 7.66 195 12.75 324 1.06 27 1.06 27 12.00 305 1.06 27 .31 8 24 25
3t
4t
8702 &
8736
4 18.16 461 29.16 741 9.25 235 9.25 235 15.50 394 1.33 34 1.33 34 26.50 673 1.33 34 .44 11 95 98
5
8702 &
8736
4 35.22 895 46.22 1174 12.81 325 12.93 328 31.00 787 2.11 54 2.11 54 42.00 1067 2.11 54 .56 14 298 315
6
8702 &
8736
5 36.22 920 62.22 1580 19.47 495 19.47 495
Floor Mounting
400 405
7
8702 &
8736
5 34.50 876 93.00 2362 23.50 597 23.50 597 . . . . . .
j Standard enclosure has space for a fused control transformer, Form F4T, on Sizes 0-2, except for Size 0 & 1 4-Pole.
t 3-Pole only.
NEMA Type 4 & 4X – Stainless Steelq
NEMA
Size
Class
Number
Fig.
No.
Dimensions — Inches/mm Hub Dia.
Weight
(Lbs)
AB C D EF G H I J K L
W
Bot.
Only
X
Top &
Bot.
8702 8736
0j
1j
8702 & 8736 6
12.63
321
7.81
198
14.69
373
2.56
65
7.50
191
13.50
343
.59
15
3.88
99
18.41
468
1.66
42
2.31
59
.31
8
3
⁄
4
12526
2j 8702 & 8736 6
14.88
378
8.25
210
15.75
400
12.56
319
9.75
248
15.00
381
.38
10
3.88
99
20.88
530
1.72
44
2.63
67
.31
8
3
⁄
4
1
1
⁄
2
33 35
3t
4t
8702 6
18.16
461
8.75
222
32.22
818
3.08
78
12.00
305
30.50
775
.88
22
3.69
94
26.72
679
2.56
65
3.19
81
.44
11
3
⁄
4
2
1
⁄
2
96 . . .
8736 6
18.16
461
9.56
243
32.22
818
3.08
78
12.00
305
30.50
775
.88
22
4.50
114
26.72
679
2.56
65
3.19
81
.44
11
3
⁄
4
2
1
⁄
2
. . . 99
5
8702 6
35.22
895
12.13
308
49.22
1250
4.11
104
27.00
686
48.00
1219
.63
16
4.59
117
45.81
1164
2.97
75
3.50
89
.56
14
3
⁄
4
3
1
⁄
2
300 . . .
8736 6
35.22
895
12.94
329
49.22
1250
4.11
104
27.00
686
48.00
1219
.63
16
5.41
137
45.81
1164
2.97
75
3.50
89
.56
14
3
⁄
4
3
1
⁄
2
. . . 317
6 8702 & 8736 5
36.22
920
70.13
1781
19.47
495
Floor Mounting
500 505
7 8702 & 8736 5
34.50
876
101.00
2565
23.50
597
. . . . . .
j Standard enclosure has space for a fused control transformer, Form F4T, on Sizes 0-2, except for Size 0 & 1 4-Pole devices.
t 3-Pole only.
q Size 6 & 7 are sheet steel enclosures and are rated NEMA Type 4 only.
NEMA Type 12
NEMA
Size
Class
Number
Fig.
No.
Dimensions — Inches/mm Wt (Lbs)
ABCDEFGHI J
8702 8736
IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm
0j
1j
8702 &
8736
7 11.88 302 7.75 197 13.75 349 2.56 65 6.75 171 12.75 324 .50 13 3.66 93 18.13 461 .31 8 23 24
2j
8702 &
8736
7 14.88 378 7.88 200 16.00 406 2.56 65 9.75 248 15.00 381 .50 13 3.66 93 21.25 540 .31 8 31 32
3t
4t
8702 7 18.16 461 9.25 235 31.50 800 3.08 78 12.00 305 30.50 775 .50 13 3.69 93 26.72 679 .44 11 96 . . .
8736 7 18.16 461 9.56 243 31.50 800 3.08 78 12.00 305 30.50 775 .50 13 4.50 114 26.72 679 .44 11 . . . 99
5
8702 7 35.22 895 13.13 334 49.00 1245 4.13 105 27.00 686 48.00 1219 .50 13 5.31 135 45.88 1165 .56 14 302 . . .
8736 7 35.22 895 13.94 354 49.00 1245 4.13 105 27.00 686 48.00 1219 .50 13 6.13 156 45.88 1165 .56 14 . . . 319
6
8702 &
8736
5 36.22 920 62.22 1580 19.47 495
Floor Mounting
490 495
7
8702 &
8736
5 34.50 876 93.00 2362 23.50 597 . . . . . .
j Standard enclosure has space for a fused control transformer, Form F4T, on Sizes 0-2, except for Size 0 & 1 4-Pole devices.
t 3-Pole only.
B
1.50
38
A
C
Figure 5
RESET
A
(4) I Dia.
Mounting Holes
B
H
H
C
F
D
E
G
Figure 4
Full Voltage Reversing Contacators and Starters — NEMA
Approximate Dimensions – Class 8702, 8736
Figure 6
Figure 7
F
G
G
DDE
J
C
B
A
W
I
H
K
X
(4) L Dia.
Mounting Holes
F
G
G
DDE
C
B
A
I
H
(4) J Dia.
Mounting Holes