2022 BURNDY Master Catalog

Substation - Welded/EHV

Welded T Connector Type SWT-A-A

Welded T Connector, Type SWT-A-A Bus to Bus T Connector Material: Cast 356 Aluminum Alloy EHV Rated: Self Shielding up to 550 kV

Tap ‘AA’ Aluminum Tube

Run Data

Dimensions Inches

Catalog Number

Run ‘A’ Aluminum Tube

Tube

AA

Nom. Tube

A

B

W

SWT17A17A SWT19A19A

1-1/2″ 2 1/2″

1/2″

1.90 [48] 2.88 [27]

1-1/2″ 2-1/2″

1.90 [48] 2.88 [73]

3.19 [81] 4.00 [54]

2.64 [67] 3.78 [96]

2-1/2″

2″

2.38 [60.4] 2.88 [73] 3.50 [89] 4.00 [102] 2.38 [60.4] 2.88 [73] 3.50 [90] 4.00 [102] 3.50 [102] 4.00 [102]

2-1/2″

3.19 [81]

2.62 [67]

1.90 [48]

SWT21A17A

2″ To 3-1/2″

1-1/2″

3″

3-1/2″

2″

2-1/2″

4.00 [102]

3.33 [84]

2.38 [60.4]

SWT21A18A

2″ To 3-1/2″

2″

3″

3-1/2″

3″

4.56 [116]

4.52 [115]

3.50 [90]

SWT21A20A

2″ To 3-1/2″

3″

3-1/2″

SWT22A18A SWT22A20A SWT22A21A SWT22A22A SWT24A20A SWT24A21A SWT24A24A SWT86A20A SWT86A24A

4.00 [102] 4.56 [116] 5.50 [140] 6.00 [152] 4.72 [102] 5.50 [140] 7.38 [187] 4.56 [116] 7.38 [187]

3.50 [102] 4.50 [114] 5.00 [127] 5.60 [142] 3.50 [102] 5.00 [127] 6.84 [174] 5.00 [127] 6.84 [174]

2″ 3″

2.38 [60.4] 3.50 [102] 4.00 [102] 4.50 [114] 3.50 [48] 4.00 [102] 5.56 [141] 3.50 [48] 5.56 [141]

4.50 [114]

4″

4″

3-1/2″

4″ 3″

5.56 [141]

3-1/2″

5″

5″

5″ 3″ 5″

6.62 [168]

6″

6″

NOTES: 1. Dimensions in brackets [ ] are in millimeters. 2. Conductor smaller than 3 inch bus size not recommended for 550 kV.

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

M-14