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SDC™ Composite Bushing - 27.5KV

by Electro Composites 

Catalog ID: 150-020-T-878-00

SDC™ 27.5kV-2000A Transformer Condenser Bushing, Solid-Dielectric-Capacitor Type, Rated per CSA C88.1, Bottom Connected for Air-to-Oil Applications, 13.8" Min.Oil Immersion Level/CT Pocket, 26.3" Min. Creepage Length

Product Details


Application Transformer
Bottom Terminal Type 2-12
Color Gray
Immersion Type - Above Flange Air
Immersion Type - Below Flange Oil
Material - Flange Aluminum
Material - Insulation APG-15NA - High Temp Cycloaliphatic Epoxy
Mounting Position Vertical to Horizontal
Number of Flange Mounting Holes 4
Plating - Bottom Terminal None
Test Tap Yes
Top Terminal Plating None
Top Terminal Type 2-12
Type SDC - Solid Dielectric Capacitor


Above Flange Length 17.3 in
Below Flange Length 24.38 in
Diameter - Above Flange Maximum 8.64 in
Diameter - Below Flange Maximum D 1" 4.15 in
Diameter - Below Flange Maximum P 4.28 in
Diameter - Live Part Bottom 2.00 in
Diameter - Live Part Top 3.50 in
Effective Length - Bottom Terminal 3.50 in
Effective Length - Top Terminal 4.00 in
Flange Mounting Hole Bolt Circle 7.25 in
Flange Mounting Hole Diameter 0.88 in
Flange Outside Diameter 8.50 in
Length 41.60 in
Length - Drawlead Above Flange NA
Length - Ground Shield 13.80 in
Length - Insulation Above Flange 8.90 in
Length - Insulation Below Flange 19.48 in
Length - Live Part Bottom 4.90 in
Length - Live Part Top 4.90 in
Length - Minimum Oil Immersion Level 13.80 in
Sealing Surface Inside Diameter 4.37 in
Sealing Surface Outside Diameter 6.37 in
Top Terminal Min. Thread Length 4.00 in
Weight 75 lb

Electrical Ratings

BIL 150 kV
Current Rating 2000 A
Minimum Creepage 26.3 in
Minimum Creepage - Inside NA
Minimum Strike 11.3 in
Minimum Strike - Inside NA
Withstand Voltage - 60 Hz Dry 70 kV
kV Class 27.5 kV

Certifications and Compliance

Industry Standard(s) CSA



ElectroComposites Factory Tour: St. Jerome (VI00124E)