EHV Substation Connectors (AEC-16)

SUBSTATION TEES EHV WELDED TEE CONNECTOR TUBE TO FLAT PAD TYPE WTTFR

HUBBELL ® Power Systems

ALUMINUM WTTFR

Aluminum alloy weldment, range taking tee for connecting aluminum tubing main to flat. Tongue holes have NEMA spacing. Contact surfaces are finished on both sides of tongue. The saddle configuration provides a weld area equivalent to 110% of the cross-sectional area of the tongue. This design is for corona free EHV service when bolt shields are installed. Catalog number does not include hardware shields or mounting hardware. Refer to type EVHS-D for bolt shields. Contact sealant is recommended for pads after welding.

Material: Casting – 356-T6 aluminum alloy

Note : To obtain 90˚ transverse type, add -90 to catalog number; example: WTTFR-30-60-D-90

345 AND 500 KV LINE-TO-LINE APPLICATIONS

Dimensions – Inches (mm)

Aluminum Conductor Range IPS/EHIPS

Approx. Wt. Ea. Lbs.

Catalog Number

B

T

4 1/2 (114.30) 4 1/4 (107.95)

1.2 (.54) 1.6 (.73)

1/2 (12.70) 3/4 (19.05)

WTTFR1024D

1 thru 2 1/2

WTTFR3060D

3 thru 6

41

™