Hubbell B7023 Installation, Operation & Maintenance Data Sheet
INSTALLATION, OPERATION &
MAINTENANCE DATA SHEET
MOUNTING PAN HOLE KEY - COMBINATION
NEMA SIZE 3; CATALOG NO. B7023
ENCLOSURE
MOUNTING PAN HOLE KEY - COMBINATION
ENCLOSURE
CAUTION:
Before installing, make sure you are compliant with area classications, failure to do so may result in bodily injury,
death and property damage. Do not attempt installation until you are familiar with the following procedures. All
installation must comply with the applicable Electrical Code.
Make sure that the circuit is de-energized before starting installation or maintenance.
Verify that the installation is grounded. Failure to ground will create electrical shock hazards, which can cause
serious injury and or death.
Technical information, advice and recommendations contained in these documents is based upon information
that Killark believes to be reliable. All the information and advice contained in these documents is intended for
use only by persons having been trained and possessing the requisite skill and know-how and to be used by
such persons only at their own discretion and risk. The nature of these instructions is informative only and does
not cover all of the details, variations or combinations in which this equipment may be used, its storage, delivery,
installation, check out, safe operation and maintenance. Since conditions of use of the product are outside of the
care, custody and control of Killark, the purchaser should determine the suitability of the product for his intended
use, and assumes all risk and liability whatsoever in connection therewith.
3940 Dr. Martin Luther King Drive
St. Louis, MO 63113
P/N 00911624 FORM NO. K1061 R12/15 ECO 4-004-15
Page 1 of 3
* Larger Transformers (250VA Max.) may be installed;
Additional mounting holes (11/64” Dia.) may be
required.
NOTES:
1. Mount Starters, using 1/4-20 thread-forming
screws, as indicated in above chart and as
follows:
TELEMECANIQUE (Qty. 4)
ALL OTHERS (Qty. 3)
2. Mount Circuit Breakers, using 8-32 screws, to
1-3/4” standoffs, in indicated holes.
3. Mount Transformers, using 10-24 x 3/8” threadforming screws.
4. Mount Optional Ground Lug in Hole No. 1, using
a 1/4-20 screw. (Order Killark Cat. No. KIT-345.)
5. Optional Control Circuit Fuse Block (Buss
No. 3792) and Terminal Block (Westinghouse
TBABT3) may be installed on pan as space
permits.
CAUTION: Maintain 1/2” (12.7mm) minimum
electrical clearance to all live points.
NOTE: Westinghouse (Cutler-Hammer) W200 Series
Starters are electrically reset and do not use this
manual reset.
3940 Dr. Martin Luther King Drive
St. Louis, MO 63113
P/N 00911624 FORM NO. K1061 R12/15 ECO 4-004-15
Page 2 of 3
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