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Installation Instructions For
Large Grounding Kit
Keps Nut
Lockwasher
3/8 Hex Nut
1. Insert the 1/4–20x7/8 bolt through the hole in the panel as
shown.
2. Secure bolt with keps nut. The keps nuts must penetrate into
the paint to insure electrical continuity.
3. Attach the ground wire and secure with 1/4–20 hex nut as
shown.
4. Install the lockwasher under one of the nuts securing the panel
to insure grounding between the panel and the enclosure.
5. Attach grounding label included adjacent to the bolt as shown.
Rev. A 103402
99411400
1/4–20 Hex Nut
E 2002 Hoffman Enclosures Inc.
1/4–20 Cap Screw
Grounding Label
Ground Wire (not included)
P/N 93216001
Hoffman Enclosures Inc.
2100 Hoffman Way
Anoka, MN 55303–1745
(763) 422–2211 Tel
www.hoffmanonline.com
87568835
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Summary of Contents for Hoffman 99411400
- Page 1 4. Install the lockwasher under one of the nuts securing the panel to insure grounding between the panel and the enclosure. 5. Attach grounding label included adjacent to the bolt as shown. E 2002 Hoffman Enclosures Inc. Rev. A 103402 P/N 93216001...
- Page 2 Installation Instructions For Large Grounding Kit 99411400 1. Secure keps nut on each ground stud. The keps nuts must penetrate into the paint to insure electrical continuity. 2. Attach the ground wire and secure with the 1/4–20 hex nuts as shown.
- Page 3 ® For Variable Depth Disconnect Devices And For Flexible Cable Disconnect Devices In Hoffman Bulletin A25 Wall Mounted Disconnect Enclosures 2−Point Latching 3−Point Latching 87569072 Rev. B 113357 E 2005 Hoffman Enclosures Inc. P/N 99401665...
- Page 4 Step 4 − Install door hardware on enclosure door. See table 3 on page 3 for selection of appropriate 2−point or 3−point door hardware. Follow disconnect manufactures instructions and Hoffman additional information to install door hardware. See disconnect manufactures instructions to adjust door hardware to properly in- terlock to disconnect operating handle.
- Page 5 (12), and sixteen (16) inch deep enclosures. Note 2 − Hoffman enclosures include a latch bar and have a door catch and stud type standoffs provided on the doors. Therefore the Cutler−Hammer door catch and some door hardware items will not be needed (CH items no. one (1) through six (6)). Install the CH defeater bracket (item 28) onto latch rod (furnished with enclosure).
- Page 6 Wall−Mounted Disconnect Enclosures Installation Instructions for Allen−Bradley 1494V (variable depth) Disconnects * E= 4.75 for 8.00” Deep E= 7.09 for 10.00” Deep E= 11.62 for 12.00” Deep E= 11.62 for 16.00” Deep Figure 3 E 2005 Hoffman Enclosures Inc. 87569072...
- Page 7 Hoffman Disconnect Enclosure Description D (1) 8.00 6.88 10.00 8.88 Wall Mounted Disconnect Enclosure Wall Mounted Disconnect Enclosure 12.00 10.88 16.00 14.88 1) This enclosure depth dimension is used to calculate the length of Allen−Bradley connecting rod(s). 87569072 E 2005 Hoffman Enclosures Inc.
- Page 8 Frame Size HMCP, FS, FH, EHD FDB, FD, HFD 150 AMP HMCP, JS, JH, JL, JD, JDB, HJD, JDC 250 AMP HMCP, HK, KS, KD, DK, KDB, HKD 400 AMP LH, LS, LC 600 AMP E 2005 Hoffman Enclosures Inc. 87569072...
- Page 9 Hoffman Disconnect Enclosure Description D (1) 8.00 6.88 10.00 8.88 Wall Mounted Disconnect Enclosure Wall Mounted Disconnect Enclosure 12.00 10.88 16.00 14.88 1) This dimension is used to determine length to cut Cutler−Hammer connecting rods. 87569072 E 2005 Hoffman Enclosures Inc.
- Page 10 Installation Instructions for General Electric Type STDA Variable Depth Operating Mechanisms * E= 4.75 for 8.00” Deep E= 7.09 for 10.00” Deep E= 11.62 for 12.00” Deep E= 11.62 for 16.00” Deep Figure 3 E 2005 Hoffman Enclosures Inc. 87569072...
- Page 11 6.88 10.00 8.88 Wall Mounted Disconnect Enclosure Wall Mounted Disconnect Enclosure 12.00 10.88 16.00 14.88 1) This dimension is used to determine length to cut General Electric drive rod and stiffener rod (if used). 87569072 E 2005 Hoffman Enclosures Inc.
- Page 12 Wall−Mounted Disconnect Enclosures Installation Instructions for Square D 9422 Variable Depth Operating Mechanisms Figure 3 * E= 4.75 for 8.00” Deep E= 7.09 for 10.00” Deep E= 11.62 for 12.00” Deep E= 11.62 for 16.00” Deep E 2005 Hoffman Enclosures Inc. 87569072...
- Page 13 6.88 10.00 8.88 Wall Mounted Disconnect Enclosure Wall Mounted Disconnect Enclosure 12.00 10.88 16.00 14.88 1) This dimension is used to determine length to cut Square D operating rods. Use .070 for “T” dimension. 87569072 E 2005 Hoffman Enclosures Inc.
- Page 14 Wall−Mounted Disconnect Enclosures Installation Instructions for Cutler−Hammer C371 Flex Shaftt Flexible Cable Operating Mechanisms Figure 3 CH E 2005 Hoffman Enclosures Inc. 87569072...
- Page 15 NOTE − Locate disconnect so appropriate wire bend space is provided for the line side wire size being used. Refer to National Electrical Code Article 430−10b for wire bend space required. 87569072 E 2005 Hoffman Enclosures Inc.
- Page 16 Wall−Mounted Disconnect Enclosures Installation Instructions for General Electric SCH Flexible Cable Operating Mechanisms Figure 3 GE E 2005 Hoffman Enclosures Inc. 87569072...
- Page 17 NOTE − Locate disconnect so appropriate wire bend space is provided for the line side wire size being used. Refer to National Electrical Code Article 430−10b for wire bend space required. 87569072 E 2005 Hoffman Enclosures Inc.
- Page 18 Bulletin A25 Wall−Mounted Disconnect Enclosures Installation Instructions for Siemens (I−T−E) Max Flext Flexible Cable Operating Mechanisms Figure 3 ITE E 2005 Hoffman Enclosures Inc. 87569072...
- Page 19 NOTE − Locate disconnect so appropriate wire bend space is provided for the line side wire size being used. Refer to National Electrical Code Article 430−10b for wire bend space required. 87569072 E 2005 Hoffman Enclosures Inc.
- Page 20 Wall−Mounted Disconnect Enclosures Installation Instructions for Square D 9422 Flexible Cable Operating Mechanisms Figure 3 SQ D E 2005 Hoffman Enclosures Inc. 87569072...
- Page 21 NOTE − Locate disconnect so appropriate wire bend space is provided for the line side wire size being used. Refer to National Electrical Code Article 430−10b for wire bend space required. 87569072 E NIL Hoffman Enclosures Inc.
- Page 22 Kohoku−Ku, Yokohama shi Kanagawa 222−0033 81 (045) 476−02 81 Finland Schroff Scandinavia AB Peräsimentie 8 03100 Nummela 358 09 222 68 00 Norway Schroff Scandinavia AB Bjoernerudveien 24 1266 Oslo 47 022 76 33 60 E 2005 Hoffman Enclosures Inc. 87569072...
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Page 23: Mounting Instructions
These instructions do not eliminate the need to consult with equipment manufacturers and to observe all regulatory agency procedures and safe practices to assure the proper electrical and mechanical function of Hoffman products in each particular application. -
Page 24: Accessories And Hardware
ACCESSORIES AND HARDWARE Hoffman cannot assure the safety or Safety Lockouts protect personnel and effectiveness of any alterations or additions equipment by enabling multiple padlocks to not made by Hoffman Enclosures Inc. be installed on a de−energized switch. Lock kits and latch kits are available for field Touch−up paint is used to repair the finish of...