Features: ① Directly fixed on the 17 × 4 flat busbar ; ② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable .

Features: ① Directly fixed on the 22 × 4 flat busbar ; ② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.

Features: ① Directly fixed on the 22 × 4.5 flat busbar ; ② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.

Features: ① Directly fixed on the 32 × 5 flat busbar ; ② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.

Features: ① Directly fixed on the 32 × 6.5 flat busbar ; ② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.

Features: ① Directly fixed on the 62 × 8.5 flat busbar ; ② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.