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
© 1998 Square D All Rights Reserved
52
5/98
“Quick Ship Only”
Approximate Dimensions
NEMA Type 1 Enclosure – Figure 1
NEMA
Size
Class Type
Dimensions — Inches/mm Top & Bottom Sides
ABCDEFGHI J KLMNOPW X Y
0-1 8810
SBG 13.88
353
23.13
588
8.25
210
10.63
270
21.00
533
19.28
490
1.88
48
1.88
48
3.75
95
2.31
59
1.06
27
3.30
84
2.19
56
1.25
32
.88
22
. . .
1
⁄
2
-
3
⁄
4
-1
1
⁄
2
-
3
⁄
4
-1
1
⁄
2
SCG
2 8810 SDG
15.16
385
28.91
734
9.56
243
11.63
295
26.25
667
21.81
554
2.19
56
2.00
51
4.00
102
2.63
67
1.33
34
3.30
84
2.22
56
1.27
32
.91
23
. . . 1-1
1
⁄
4
1
⁄
2
-
3
⁄
4
1
⁄
2
NEMA Type 4 Enclosure – Figure 2
NEMA
Size
Class Type
Dimensions — Inches/mm Bottom
Top &
Bottom
ABCDEFGHI J KLW X
0-1 8810
SBW 13.88
353
8.33
212
25.19
640
3.30
84
2.56
65
8.75
222
24.00
610
.59
15
3.95
100
1.63
41
2.31
59
18.53
471
3
⁄
4
Hub 1 Hub
SCW
2 8810 SDW
15.13
389
9.58
243
30.94
786
3.30
84
2.56
65
10.00
254
29.75
756
.59
15
3.95
100
2.00
51
2.63
67
21.03
534
3
⁄
4
Hub 1
1
⁄
2
Hub
NEMA Type 12 Enclosure – Figure 3
NEMA
Size
Class Type
Dimensions — Inches/mm
ABCDEFGHI J
IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm IN mm
0-1 8810
SBA
13.88 353 10.09 256 24.75 629 3.30 84 2.56 65 8.75 222 24.00 610 .38 10 3.95 100 20.28 515
SCA
2 8810 SDA 15.16 385 10.97 279 31.25 794 3.30 84 3.08 78 9.00 229 30.25 768 .50 13 4.83 123 23.44 595
O
N
C
Handle
Swing
E
B
K
M
D
A
Y
(4)
.31 Dia. Mtg. Holes
(For Size 0, 1, & 2)
8
F
W
X
W
G
J
H
I
Cover Open 90°
L
Y
B
Handle
Swing
C
F
A
(4) .31 Dia. Mtg. Holes
(For Size 0, 1, & 2)
8
L
W
X
I
Cover Open 90°
D
E
K
J
G
H
B
Handle
Swing
C
F
A
(4) .31 Dia. Mtg. Holes
(For Size 0, 1, & 2)
8
J
I
D
E
G
H
Figure 1
NEMA Type 1 Enclosure
Figure 2
NEMA Type 4 Enclosure
Figure 3
NEMA Type 12 Enclosure
AC Two Speed Combination Starters
Disconnect Switch or Circuit Breaker Type – Class 8810, 8811, 8812