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PIBS/PCYBS Series

Switchgear Bushing

  • for indoor service
  • air to air environment
  • up to 28kV/150kV BIL
  • up to 1000 amps
  • 3.00” below flange diameter
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Voltage (kV)
BIL (kV)
Current (Amps)
No. of Mounting Holes
Shield Length (Inches)
Drawing Purchase
170-001-31 - 15 95 200 4 2.00 Request Quote
170-001-32 - 15 95 400 4 2.00 Request Quote
170-001-33 - 15 95 600 4 2.00 Request Quote
170-001-34 - 15 95 800 4 2.00 Request Quote
170-001-35 - 15 95 1000 4 2.00 Request Quote
170-301-31 - 25 125 200 4 2.00 Request Quote
170-301-32 - 25 125 400 4 2.00 Request Quote
170-301-33 - 25 125 600 4 2.00 Request Quote
170-301-34 - 25 125 800 4 2.00 Request Quote
170-301-35 - 25 125 1000 4 2.00 Request Quote
170-401-31 - 25 150 200 4 2.00 Request Quote
170-401-32 - 25 150 400 4 2.00 Request Quote
170-401-33 - 25 150 600 4 2.00 Request Quote
170-401-34 - 25 150 800 4 2.00 Request Quote

General Description
- Voltage ratings from 15kV to 25kV
- Current rating up to 1000A
- Flammability rating, UL 94 V0, V1
- Individual test reports provided
- Designed and tested to meet applicable CSA, IEC and IEEE standards
 

Applications
The PIBS & PCYBS series bushings are designed for indoor service for ambient temperatures between -5°C and +75°C. For UV exposure, harsh environments and low temperature extremes, the PCYBS series is recommended. Applications include:
- Air to air environment
- Switchgear and power apparatus installations

Construction
- PIBS cast in high dielectric strength Bis-A epoxy
- PCYBS cast in high dielectric strength Cycloaliphatic grey epoxy

- Capacitance graded condenser type bushings with internal ground shield for control of electric field distribution
- Customized ground shield and bushing lengths are available
- Silver plated conductor  
- Electrolytic copper studs with threaded terminations are standard.  See options tab for alternatives
- Four mounting inserts connected to internal ground shield

Conductor Terminations

Threaded, milled flat or spade connections are available for many internal and external terminations.

Plating

Silver plated conductors are standard for switchgear bushings. Available alternatives are tin or non-plated conductors.

Accessories: Gaskets and NEMA Pad Connectors

- 1/8" or 1/4" thick nitrile gaskets are available upon request. - 2 to 8 hole NEMA thread-on and clamp-on spade connectors are available upon request.