Casing series
1.GB standards and domestic common casing
Bf-1/300-5000
Bjl-10/50-bjlw-45/1200
Bj-35/300-bjw-40/3150
Bd-5/300-bdw-24/6000
2. Amorphous alloy transformer bushing
3. DIN standards and claw-style lightning discharge pipe
4.60/100 oil-filled casing
5. Flange bushing