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
19
5/98
© 1998 Square D All Rights Reserved
NEMA Type 4 & 4X — Stainless Steel Watertight Enclosuresq
NEMA
Size
Class Type
No.
of
Poles
Dimensions – Inches/mm (Figure 8)
W.
Bot.
Only
X Top
& Bot.
Weight (Lbs)
ABC DEFGHI JKL
Class
8502
Class
8536
0
&
1
8502
SBW
All
6.38
162
7.13
181
13.19
335
1.56
40
3.25
83
12.00
305
.59
15
1.19
30
11.78
299
1.63
41
2.31
59
.31
8
3
⁄
4
"
Dia.
Hub
1"
Dia.
Hub
17 . . .
SCW
8536
SBW
All
6.38
162
7.81
198
13.19
335
1.56
40
3.25
83
12.00
305
.59
15
1.88
48
11.78
299
1.63
41
2.31
59
.31
8
. . . 18
SCW
2
8502
SDW All
8.13
207
7.88
200
16.19
411
1.56
40
5.00
127
15.00
381
1.09
28
1.94
49
14.75
375
2.00
51
2.63
67
.31
8
3
⁄
4
"
Dia.
Hub
1
1
⁄
2
"
Dia.
Hub
24 . . .
8536
8.13
207
8.56
217
16.19
411
1.56
40
5.00
127
15.00
381
1.09
28
2.88
73
14.75
375
2.00
51
2.63
67
.31
8
. . . 25
3
&
4
8502
SEW
All
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
"
Dia.
Hub
2
1
⁄
2
"
Dia.
Hub
65 . . .
SFW 69 . . .
8536
SEW
All
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
"
Dia.
Hub
2
1
⁄
2
"
Dia.
Hub
. . . 68
SFW . . . 73
5 8502 & 8536 SGW All
17.22
437
12.63
321
47.22
1199
4.13
105
9.00
229
46.00
1168
.63
16
4.59
117
28.31
719
3.13
80
5.75
146
.56
14
3
⁄
4
"
Dia.
Hub
3
1
⁄
2
"
Dia.
Hub
159 176
6q 8502 & 8536 SHW All
20.22
514
12.13
308
65.22
1657
4.13
105
12.00
305
64.00
1626
.63
16
4.59
117
30.81
783
2.69
68
4.50
114
.56
14
3
⁄
4
"
Dia.
Hub
(2) 3"
Dia.
Hub
227 232
7q 8502 & 8536 SJW All
34.50
876
23.50
597
101.00
2565
Floor Mounting . . . . . .
q Size 6 and 7 are sheet steel enclosures and are rated NEMA Type 4 only.
NEMA Type 4 & 4X — Stainless Steel Watertight Enclosures with Form F4Tq
NEMA
Size
Class Type
No.
of
Poles
Dimensions – Inches/mm (Figure 9) W
Bot.
Only
X Top
&
Bot.
ABC DEFGHI JKL
0
&
1
8502
SBW
All
12.63
321
7.13
181
4.69
119
2.56
65
7.50
191
13.50
343
.59
15
3.19
81
18.41
468
1.66
42
2.31
59
.31
8
3
⁄
4
1
SCW
8536
SBW
All
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
1
SCW
2
8502
SDW All
14.88
378
7.56
192
16.31
414
2.56
65
9.75
248
15.00
381
.66
17
3.19
81
20.88
530
2.00
51
2.63
67
.31
8
3
⁄
4
1
1
⁄
2
8536
14.88
378
8.25
210
16.31
414
2.56
65
9.75
248
15.00
381
.66
17
3.88
99
20.88
530
2.00
51
2.63
67
.31
8
3
⁄
4
1
1
⁄
2
3
&
4
8502
SEW
2-3 Same as Standard NEMA Type 4 dimensions, see above.
SFW
8536
SEW
2-3 See as Standard NEMA Type 4 dimensions, see above.
SFW
5 8502 & 8536 SGW All Same as Standard NEMA Type 4 dimensions, see above.
6q 8502 & 8536 SHW All
Form F4T is supplied as standard. Refer to Page 16.
7q 8502 & 8536 SJW All
q Size 6 and 7 are sheet steel enclosures and are rated NEMA Type 4 only.
Full Voltage Contactors and Starters — NEMA
Approximate Dimensions, Shipping Weights – Class 8502, 8536
Figure 8
NEMA Type 4 & 4X
Watertight Enclosure
Figure 9
NEMA Type 4 & 4X
Watertight Enclosure
F
G
G
DDE
J
C
B
A
W
I
H
K
X
(4) L Dia.
Mounting Holes
F
G
G
DDE
J
C
B
A
W
I
H
K
X
(4) L Dia.
Mounting Holes