Substation Connectors (Combined)

SUBSTATION COUPLERS

HUBBELL ® Power Systems

EHV BOLTED COUPLERS FOR TUBE TYPE HVSTT/EVSTT

ALUMINUM HVSTT/EVSTT

Aluminum alloy, tube to tube, couplers are designed for corona free service at 345 and 500 KV respectively. Contact sealant is recom mended.

Material:

Castings – 356-T6 aluminum alloy Hardware – aluminum alloy

345 kV AND 500 kV LINE-TO-LINE APPLICATIONS

CONDUCTOR SIZE TUBING IPS/EHIPS

APPROX. WT. EA. LBS. (KG)

DIMENSIONS-INCHES (MM)

CATALOG NUMBER

MAIN

TAP

A

L

B

W

G

345 KV APPLICATIONS

4 (101.60) 4 (101.60) 4-1/4 (107.95) 4-1/4 (107.95) 6 (152.40) 6 (152.40)

8-1/8 (206.38) 8-1/8 (206.38) 8-5/8 (219.08) 8-5/8 (219.08) 12-1/8 (307.98) 12-1/8 (307.98)

4 (101.60) 4 (101.60) 4-1/4 (107.95) 4-1/4 (107.95) 6 (152.40) 6 (152.40)

6-1/2 (165.10) 7-3/16 (182.56) 7-7/8 (200.03) 8-3/8 (212.73) 9-5/16 (236.54) 10-3/8 (263.53)

6-1/2 (165.10) 7-3/16 (182.56) 7-7/8 (200.03) 8-3/8 (212.73) 9-5/16 (236.54) 10-3/8 (263.53)

9.1 (4.13)

HVSTT2424

2-1/2

2-1/2

HVSTT3030

3

3

–

EHV 20

13.9 (6.31) 16.3 (7.39) 28.1 (12.75) 32.0 (14.52)

HVSTT3434

3-1/2

3-1/2

HVSTT4040

4

4

†HVSTT5050

5

5

†HVSTT6060

6

6

Continued on next page.

ANDERSON ™

HUBBELL ® POWER SYSTEMS

FARGO ®

October 2016