Pole Line Hardware (5)
BRACKETS, TRANSFORMER MOUNTING RACK-FRAME TYPE
5-15
For mounting 3 KVA to 500 KVA transformers
The rack-frame type bracket may be mounted to the pole with either thru-bolts or bands and is available in three sizes. Manufactured of high-strength steel, galvanized perASTM A-153, with bolted construction using a minimum number of parts and completely factory assembled. Transformers can be mounted to these sturdy brackets while on the ground, with the hardware that is included with each bracket, for a convenient, balanced one-lift maneuver to the pole top,—pre-drilled holes accept lifting eyes. The "T" prefix in the catalog number indicates the unit has a built-in integral lifting eye for an easy one-point lift maneuver. Banded style has a reinforced bolting surface. (Fig. A)
C2120141
Thru-bolt style has jump-proof lip.(Fig. B) Virtually all 167 KVA to 333 KVA
trans
formers can be installed on the C2120143 and T2120224 and C2120144 and T2120225 brackets. Check manu facturers dimensions for coolingfins. Outsidedimen sions are shown in the table.
C2120146
NOTE: Order thru-bolts and lag screws separately. Thru-bolts up to 3 / 4 " and lag screws up to 5 / 8 ".
C2120143
Dimensions A B
Catalog Number (1)
Transformer Lug Dimension
Pole Diameter
Wt. Each
Strength
Type Pole Mounting
Tested to 2000 lb., per transformer position, simultaneous loading Tested to 5000 lb., per transformer position simultaneous loading Tested to 5000 lb., per transformer position simultaneous loading
One BAND & 2 lag screws or One BAND & 1 thru-bolt 2 THRU-BOLTS or 1 THRU-BOLT & 2 lag screws
C2120141
3 to 50 KVA
6 1 / 2 "
31"
55 lb.
6 1 / 2 - 11 1 / 2 "
NEMA A LUGS
T2120222
†C2120142
53 lb.
N/A
T2120223
3 to 333 KVA**
** 2 Pole BANDS
†C2120143
21 1 / 2 "
4 1 / 2 "
75 lb.
NEMA B LUGS
7 - 12"
NEMA A LUGS
T2120224
2 THRU-BOLTS
†C2120144
4 3 / 4 "
25"
61 lb.
N/A
T2120225
75 to 500 KVA
2 Pole BANDS
C2120145
102 lb
7 - 12"
37 1 / 2 "
9 1 /2 "
NEMA C LUGS
T2120226
NEMA B LUGS
2 THRU-BOLTS
†C2120146
83 lb.
N/A
T2120227
2 THRU-BOLTS
*C2120147
85 lb.
N/A
T2120228
†RUS listed **If cooling fins fit, see dimensions A and B. *Can also mount NEMAA lugs.
(1) Note: "T" prefix indicates unit has lifting eye. #Order Adapter plate for type C lugs separately, see page 5-16.
HUBBELL ® Power Systems
CHANCE – CENTRALIA, MISSOURI MARCH 2017
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