2022 BURNDY Master Catalog

Substation - Welded/EHV

Welded Rigid or Slip Fit Bus Support Type SWHRH-A

Welded Rigid or Slip Fit Bus Support, Type SWHRH-A Fixed or Slip Fit Bus Support to Insulator Material: Cast 356 Aluminum Alloy EHV Rated: Self Shielding up to 550 kV when used on Corona Free Post Insulators

NOTES: 1.

Dimensions in brackets [ ] are in millimeters. “G” dimension conforms to NEMA standards. Cap mounting (galvanized steel) hardware supplied as standard. For Base Mounting hardware add ‘-B” suffix to catalog number (example: SWHRH22A-5B). Conductors smaller than 3 inch bus size not recommended for 550 kV

2. 3.

4.

Catalog Number

Aluminum Conductor IPS/EHPS “A” Dia.

3″ Bolt Circle

5″ Bolt Circle

G H

3″ Bolt Circle

5″ Bolt Circle

K

L

W K

L

W

2.88 [73] 3.50 [89] 4.50 [114] 6.63 [168]

3.12 [79] 3.62 [92] 4.50 [114] 5.50 [140]

5.21 [132] 6.15 [156] 7.52 [191] 9.71 [247]

0.56 X 0.75 [14 X 19] 0.56 X 0.75 [14 X 19] 0.56 X 0.75 [14 X 19] 0.56 X 0.75 [14 X 19]

7.76 [197] 7.76 [197] 7.76 [197] 7.76 [197]

6.62 [159] 6.62 [159] 6.62 [159] 8.61 [219]

0.69 X 0.88 [18 X 22] 0.69 X 0.88 [18 X 22] 0.69 X 0.88 [18 X 22] 0.69 X 0.88 [18 X 22]

9.37 [238] 9.37 [238] 9.37 [238] 9.37 [238]

8.61 [219] 8.61 [219] 8.61 [219] 8.61 [219]

SWHRH19A3CH

—

2-1/2″

SWHRH20A3CH

—

3″

—

SWHRH22A5CH

4″

—

SWHRH86A5CH

6″

www.burndy.com 1-800-346-4175 (US)

M-18