CHAPTER 2: INSTALLATION MECHANICAL INSTALLATION
850 FEEDER PROTECTION SYSTEM – INSTRUCTION MANUAL 2–5
Depth Reducing Collar Two different sizes of optional depth reducing collar are available for mounting relays in
narrow-depth service panels, or wherever space is an issue.
NOTE:
The drill hole locations are different when a depth reducing collar is used. See Figure 2-
7:Depth reducing collar panel cutout.
• 18J0-0030 8 Series Depth Reducing Collar - 1 3/8"
• 18J0-0029 8 Series Depth Reducing Collar - 3"
Figure 2-6: Depth reducing collar dimensions
Figure 2-7: Depth reducing collar panel cutout
10.40
A
9.00
7.25
GE PN 'A' DEPTH
1009-0310 1 3/8"
1009-0311 3"
Dimensions in inches
8.73
892703A1.dwg
7.25
9.00
3.863.86
3.85
3.85
4.74
4.74
8X
.220
Dimensions in inches
892703A1.dwg
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