33.75.00 High-Voltage Switchgear and Protection Devices
33.75.16 Oil High-Voltage Circuit Breaker
33.75.13 Air High-Voltage Circuit Breaker 33.75.16 Oil High-Voltage Circuit Breaker 33.75.19 Gas High-Voltage Circuit Breaker 33.75.23 Vacuum High-Voltage Circuit Breaker 33.75.30 High-Voltage Disconnect Switch 33.75.36 High-Voltage Utility Fuses 33.75.39 High-Voltage Surge Arresters 33.75.40 High-Voltage Rod Gap