HUBBELL POWER SYSTEMS
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POC 88 Series Bushing - 25kV

Brand:

PCORE Electric

Catalog ID:

B-88713-70

POC® 25kV-400A/1200A Transformer-Circuit Breaker Bushing, Paper-Oil-Capacitor Type, Rated per IEEE C57.19.01, Draw-lead Connected/Bottom Connected for Air-to-Oil Applications, 21.00" Min. Oil Immersion Level

POC type bushings feature an oil impgregnated capacitance graded core with an external porcelain insulator. POC type bushings are oil filled.

Product details

General

Application

Transformer-Oil Circuit Breaker

Bottom Terminal Type

Threaded w/ Hole

Catalog Number

B-88713-70

Color

Gray

Immersion Type - Above Flange

Air

Immersion Type - Below Flange

Oil

Material - Flange

Aluminum

Material - Insulation

Porcelain

Mounting Position

Vertical

Number of Flange Mounting Holes

4

Test Tap

Yes

Top Terminal Plating

Silver Plated

Top Terminal Type

Threaded

Type

Condenser Bushings

Dimensions

Above Flange Length

20.5 in

Below Flange Length

29.5 in

Diameter - Below Flange Maximum D <gt/> 1"

3.12 in

Diameter - Below Flange Maximum P

4.00 in

Diameter - Bottom Terminal Outside

1 1/2-12

Diameter - Live Part Top

7.25 in

Diameter - Top Terminal Outside

1 1/2-12

Dimensions

50.00 in x 8.50 in x 50.00 in

Effective Length - Bottom Terminal

2.12 in

Effective Length - Top Terminal

2.50 in

Flange Mounting Hole Bolt Circle

7.25 in

Flange Mounting Hole Diameter

0.88 in

Flange Outside Diameter

8.5 in

Height

50 in

Length

50 in

Length - Drawlead Above Flange

16.56 in

Length - Ground Shield

21.00 in

Length - Live Part Top

7.25 in

Length - Minimum Oil Immersion Level

21.00 in

Minimum Oil Level

21

Sealing Surface Outside Diameter

6.25 in

Stud Inside Diameter

0.88 in

Weight

70 lb

Width

8.5 in

Electrical Ratings

BIL

150 kV

Current Rating

400/1200 A

kV Class

25 kV

Minimum Creepage

19.5 in

Minimum Strike

11 in

Certifications And Compliance

Industry Standard(s)

IEEE

Resources and downloads