General
The pole mounted disconnector, hook stick-operated switch used to isolate circuits
on electrical distribution systems up to 24 kV. The DCD provides a visible breakpoint for maintenance person. This product is not a load-break device, and it is not designed to be opened under load.
Standards
lEC 62271-102 High-voltage switchgear and controlgear – Part 102: Alternating current disconnectors and earthing switches
GB/T 11022 Common specifications for high-voltage switchgear and controlgear standards
GB/T 1985 High-voltage alternating-current disconnectors and earthing switches
Features&Ratings
Features
Base and back strap: strengthened channel of galvanized steel for corrosion protection and solid operation.
Insulators available in silicone、outdoor epoxy and porcelain.
Self-aligning silver to silver contacts ensure long life.
Standard two-hole NEMA plated pad or optional two-piece parallel groove.
Operation
The pull-ring activates the latch as a pry-out lever for easy opening and ice breaking.
A blade stop limits the blade range of motion to the 90°and 160°positions.
Mounting
The DCD can be mounted in the following configurations:
• Vertical or underhung
• Pole mounted
• Single or double crossarm
Ratings
Installations
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