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PRC 89 Series Bushing - 25kV

By PCORE Electric 

Catalog ID: B-89223-70

By PCORE Electric
Catalog ID:  B-89223-70
PRC® 25kV-2000A Transformer-Circuit Breaker Bushing, Paper-Resin-Capacitor Type, Rated per IEEE C57.19.01, Bottom Connected for Air-to-Oil Applications, 21.00" Min. Oil Immersion Level

PRC type bushings feature a resin impregnated capacitance graded core with an external porcelain insulator. PRC bushings can be oil filled or oil free.

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Product Details


Application Transformer-Oil Circuit Breaker
Bottom Terminal Type Threaded
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


Above Flange Length 18.5 in
Below Flange Length 29.50 in
Diameter - Below Flange Maximum D 1" 4.00 in
Diameter - Below Flange Maximum P 4.50 in
Diameter - Bottom Terminal Outside 2-12
Diameter - Live Part Top 4.50 in
Diameter - Top Terminal Outside 2-12
Effective Length - Bottom Terminal 2.12 in
Effective Length - Top Terminal 2.12 in
Flange Mounting Hole Bolt Circle 7.25 in
Flange Mounting Hole Diameter 0.88 in
Flange Outside Diameter 10.62 in
Length 48.00 in
Length - Ground Shield 21.00 in
Length - Live Part Top 3.69 in
Length - Minimum Oil Immersion Level 21.00 in
Sealing Surface Outside Diameter 6.25 in
Weight 102 lb

Electrical Ratings

BIL 150 kV
Current Rating 2000 A
Minimum Creepage 27.5 in
Minimum Strike 14.00 in
kV Class 25 kV

Certifications and Compliance

Industry Standard(s) IEEE