Transmission Products (T-1201)

Line Post Assembly 2.5" (63.5mm) Rod Diameter

7.44’’ (189 mm)

5.75’’ (146 mm)

2.0’’ (51 mm)

2.0’’ (51 mm)

A

D

QUADRI*SIL ®

C

1.625’’ (41 mm)

7.438’’ (189 mm) D

Table B

B

“D” Length Inches (mm)

“C” Length Inches (mm)

“XX” Code (2)

Style “B” Length Inches (mm)

20 21 22 23 24 25 26 27

Face Side Face Side Face Side Face Side

20 (508) 20 (508) 20 (508) 20 (508)

12 (305) 12 (305) 12 (305) 12 (305) 16 (406) 16 (406) 16 (406) 16 (406)

0.8125 (21) 0.8125 (21) 0.9375 (24) 0.9375 (24) 0.8125 (21) 0.8125 (21) 0.9375 (24) 0.9375 (24)

Table A

Selection Guide: Typical Line Voltage, kV (1)

Nominal Polymer Length Inches

“A” Length Inches (mm)

Catalog Numbers (2)

69 110 132 161

31.75 (806) 31.75 (806) 31.75 (806) 31.75 (806)

P250024S2XX0 P250026S2XX0 P250031S2XX0 P250036S2XX0 P250043S2XX0 P250048S2XX0 P250053S2XX0 P250058S2XX0 P250060S2XX0

024 026 031 036 043 048 053 058 060

34.7 (881) 37.1 (942) 42 (1067) 46.8 (1189) 54.1 (1374) 58.9 (1496) 63.6 (1615) 68.4 (1737) 70.7 (1796)

(1) Insulators in Table A have the same electrical and mechanical characteristics as those on page 238 with a vertical clamptop on the line end and a 5" bolt circle on the ground end. (2) According to your preferred mounting configuration, replace the “xx” in catalog number from Table A with the two-digit “xx” code from Table B.

Page 258 | July 2016