Guidelines for Safe Operation of High Voltage Connection Lines
22/08/2025

Pin, then plug in the power terminal; After hearing the 'click', push the secondary locking buckle (CPA).


Torque: Shielding ring 0.8 ± 0.1 N · m, ensuring a 360 degree grounding resistance of ≤ 5 m Ω.


Heat shrink protection


Double wall heat shrink tubing with a temperature resistance of 150 degrees Celsius, heated uniformly by a hot air gun of 300 degrees Celsius, without bubbles or exposed copper wires.


Clearance


400 V system: air gap ≥ 3 mm, creepage distance ≥ 5 mm;


800 V system: air gap ≥ 5 mm, creepage distance ≥ 8 mm.


Re inspection and power transmission


Re inspection: The insulation measured with a megohmmeter at 1000 V should be ≥ 100 M Ω, and the tension should be ≥ 50 N without any looseness.


Warning: Orange casing label, hang "High Voltage Danger" sign, take photos and archive before power transmission.


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