PRC® 89 Series Bushing - Model B-89501-70 - 69kV
Brand: PCORE Electric
Catalog ID: B-89501-70
PRC® Transformer Bushing - 69kV/400A - Draw-Lead Connected for Air-to-Oil Applications - 16.50" 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.
- Resin-impregnated paper wound core with external porcelain insulator
- High creep upper porcelain, High seismic
General
Application
Transformer
Bottom Terminal Type
Hole
Catalog Number
B-89501-70
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
6
Product Type
PRC
Series
PRC™ Series
Test Tap
Yes
Top Terminal Plating
Silver Plated
Top Terminal Type
Threaded
Type
Condenser Bushings
Dimensions
Above Flange Length
36.88 in
Below Flange Length
30.5 in
Diameter - Below Flange Maximum D <gt/> 1"
4.00 in
Diameter - Below Flange Maximum P
4.50 in
Diameter - Live Part Top
4.50 in
Diameter - Top Terminal Outside
1 1/8-12
Dimensions
67.38 in x 9.00 in x 67.38 in
Effective Length - Bottom Terminal
2.12 in
Effective Length - Top Terminal
2.50 in
Flange Mounting Hole Bolt Circle
9.25 in
Flange Mounting Hole Diameter
0.88 in
Flange Outside Diameter
10.62 in
Height
67.38 in
Length
67.38 in
Length - Drawlead Above Flange
33.00 in
Length - Ground Shield
16.50 in
Length - Live Part Top
5.81 in
Length - Minimum Oil Immersion Level
16.50 in
Sealing Surface Outside Diameter
8.25 in
Weight
105 lb
Width
9 in
Electrical Ratings
BIL
350 kV
Current Rating
400 A
kV Class
69 kV
Minimum Creepage
69.5 in
Minimum Strike
30 in
Certifications And Compliance
Industry Standard(s)
IEEE
Operational
Immersion Type - Above Flange
Air
Immersion Type - Below Flange
Oil
Configuration
Bottom Terminal Type
Hole
Mounting Position
Vertical
Number of Flange Mounting Holes
6