text.skipToContent text.skipToNavigation

PRC 85 Series Bushing - 50kV

by PCORE Electric 

Catalog ID: B-85412-70

PRC™ 50kV-1200A Transformer-Circuit Breaker Bushing, Paper-Resin-Capacitor Type, Rated per CSA C88.1, Bottom Connected for Air-to-Oil Applications, 10.00" Min. Oil Immersion Level

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 26.88 in
Below Flange Length 22.75 in
Diameter - Below Flange Maximum D 1" 4.00 in
Diameter - Below Flange Maximum P 4.50 in
Diameter - Bottom Terminal Outside 1 1/2-12
Diameter - Live Part Top 4.50 in
Diameter - Top Terminal Outside 1 1/2-12
Effective Length - Bottom Terminal 2.12 in
Effective Length - Top Terminal 2.50 in
Flange Mounting Hole Bolt Circle 8.25 in
Flange Mounting Hole Diameter 0.88 in
Flange Outside Diameter 10.62 in
Length 49.62 in
Length - Ground Shield 10.00 in
Length - Live Part Top 4.06 in
Length - Minimum Oil Immersion Level 10.00 in
Sealing Surface Outside Diameter 7.25 in
Weight 94 lb

Electrical Ratings

BIL 250 kV
Current Rating 1200 A
Minimum Creepage 49 in
Minimum Strike 22.00 in
kV Class 50 kV

Certifications and Compliance

Industry Standard(s) CSA



PCORE Electric Bushings Factory Tour (VI02003E)

Installation/Instruction Manual (IOM)