General Description
- Voltage ratings from 25kV to 28kV
- Impulse rating up to 150kV BIL
- Partial discharge free
- Flammability rating, UL 94 V0, V1
- Various mounting insert configurations available, see options tab for details.

Applications
The 90 series insulators are designed for indoor service, for ambient temperatures between -25°C to +75°C. Applications include:
- supports for switchgear bus
- disconnects
- other special power applications

Construction
- Cast in high dielectric strength Bis-A Epoxy
- Zinc plated steel mounting inserts are standard, other materials available upon request.