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BURNDY
®
Substation — Welded/EHV
US: 1-800-346-4175
www.burndy.com
Canada: 1-800-387-6487
Blue highlighted items are industry standard and most frequently ordered.
M-23
WELDED RIGID OR
SLIP FIT BUS
SUPPORT
SWHRH-A
Welded type
Application: Fixed or Slip Fit Bus
Support to Insulator.
EHV RATED: SELF-SHIELDING
UP TO 550 kV—
When used on
corona free Post
Insulators.
Material: Cast 356 Aluminum Alloy
NOTES:
1. Dimensions in brackets [ ] are in millimeters.
2. G dimension conforms to NEMA standards.
3. Cap mounting (galvanized steel) hardware supplied as
standard. For Base mounting hardware add SUFFIX “B’” to
catalog number (example: SWHRH22A-5B).
4. Conductors smaller than 3 inch bus size not recommend-
ed for 550 kV.
Aluminum
Catalog Number
Catalog Number
Conductor
3 Bolt Circle
5 Bolt Circle
3 Bolt Circle
5 Bolt Circle
IPS/EHPS “A” Dia.
G H
K
L W K
L W
2.38
2.75 4.58
SWHRH18A-3CH
SWHRH18A-5CH
2
[60]
[70]
[116]
2.88
3.12 5.21
SWHRH19A-3CH
SWHRH19A-5CH
2-1/2
[73]
[79]
[132]
3.50
3.62 6.15
SWHRH20A-3CH
SWHRH20A-5CH
3
[89]
[92]
[156]
.56 .75 7.76
6.26
.69 .88 9.37 8.61
4.00
4.00 6.77
[159]
SWHRH21A-3CH
SWHRH21A-5CH
3-1/2
[102]
[102]
[172]
[14 19] [197]
[18 22] [238] [219]
4.50
4.50 7.52
SWHRH22A-3CH
SWHRH22A-5CH
4
[114]
[114]
[191]
5.56
5.00 8.68
SWHRH24A-3CH
SWHRH24A-5CH
5
[141]
[127]
[220]
6.63
5.50 9.71
8.61
SWHRH86A-3CH
SWHRH86A-5CH
6
[168]
[140]
[247]
[219]