SE Digest 178

Flange Mounted and Cable Operated

Dimensions, Disconnect Switches Class 9422 / Refer to Catalog 9420CT9701

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8 OPERATING MECHANISMS AND DISCONNECT SWITCHES

Disconnect Switches—400 A Type TG Outline Dimensions and General Location 400 A Disconnect Switches Nonfusible and Non-Interchangeable Fuse Clip Type Fusible Switches

Table 8.87: Handle Mechanism—Types A7 and A8

1.44 37

NOTE: Commercially available enclosures may not accept type TG operating mechanisms. Contact the enclosure manufacturer for availability of enclosures for use with these switches. Switch Type B X NOTE: B and X = Minimum to wall or barrier to ensure adequate wire bending space to lug surface when maximum wire size is used. Refer to NEC Article 430.10. TG1, 2 11.28 286 16.06 408

3.75 Max. 95 "On"

Enclosure Flange

11.69 297

1.88 48

3.00 76

13.00

X

B

330 11.50 292

Operating Link

1.50 38

4.78 121

4.88 124

CL of Operating Mechanism

0.75 19 0.38 10

24.00 610

Door Door Hook

9.88 251

4.25 108

0.50 13

Defeater Guide for

3.63 92

Class 9423 Type M1 Kit

8.50 216

CL of Operating Handle

Figure 1

7.50 191

23.81 605

Figure 2

(2) 0.34 Dia. 9 Holes

(2) Switch Mtg. Brackets

(2) Mtg. Holes

in Switch Mtg. Surface

D30064-973 B

Figure 3

13.54 344

*D

Table 8.88: Nonfusible and Fusible Switches Dimension D = Distance from outside of flange to disconnect switch mounting surface. For Type TG1 or TG2 with: Type A7 or A8 adjustable depth handle mechanism D = 15.87 403 to 19 483 Instepsof 0.63 16 NOTE: Copper lugs are standard on all Type TG disconnect switches.

5.50 140

1.86 47

1.40 36

12.14 308

0.86 22

0.60 15

B

Weld

CL of Operating Mechanism

23.80 604

25.00 635

* D = Mounting depth measured from the switch mounting surface to the surface of flange.

24.00 610

8.38 213

6.97 177

3.97 101

Class JuFse 400 A 600Volt

Weld

Provision for (2) 5/16 Mtg. Screws Enclosuer

Class H, ,KR Fuses 400 A 250Volt

Class H, ,KR Fuses 400 A 600Volt

8.13 206

Dim. = in. mm

8-38

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