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POC Series II Bushing – 345kV

By PCORE Electric 

Catalog ID: POC1175G3000S

By PCORE Electric
Catalog ID:  POC1175G3000S
POC™ 345kV-3000A Transformer-Circuit Breaker Bushing, Paper-Oil-Capacitor Type, Rated per IEEE C57.19.01, Bottom Connected for Air-to-Oil Applications, 23.00" Min. Oil Immersion Level

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Product Details


Application Transformer-Oil Circuit Breaker
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 12
Test Tap Yes
Top Terminal Plating Silver Plated
Top Terminal Type Threaded
Type Condenser Bushings


Above Flange Length 138.75 in
Below Flange Length 51.00 in
Diameter - Below Flange Maximum D 1" 12.50 in
Diameter - Below Flange Maximum P 12.50 in
Diameter - Bottom Terminal Bolt Circle 6.75 in
Diameter - Bottom Terminal Bolt Holes 1/2-13
Diameter - Bottom Terminal Outside 8.25 in
Diameter - Live Part Top 14.00 in
Diameter - Top Terminal Outside 2-12
Effective Length - Top Terminal 3.00 in
Flange Mounting Hole Bolt Circle 21.00 in
Flange Mounting Hole Diameter 1.25 in
Flange Outside Diameter 23.00 in
Length 189.75 in
Length - Ground Shield 23.00 in
Length - Live Part Top 17.69 in
Length - Minimum Oil Immersion Level 23.00 in
Sealing Surface Outside Diameter 19.62 in
Weight 1450 lb

Electrical Ratings

BIL 1175 kV
Current Rating 3000 A
Minimum Creepage 345 in
Minimum Strike 115.00 in
kV Class 345 kV

Certifications and Compliance

Industry Standard(s) IEEE

Resources and Downloads


PCORE Electric Bushings Factory Tour (VI02003E)

Installation/Instruction Manual (IOM)