Installation manual for S&C's LD outdoor high‑voltage isolated switch (single‑insulator/bracket type) with safety, wiring and operation instructions.
This manual provides installation, operation, safety and maintenance guidance for the S&C LD outdoor high‑voltage isolated switch. It is intended for qualified personnel who are trained in electrical distribution equipment and understand the associated hazards.
The document details step‑by‑step installation procedures, wiring terminal mounting, adjustment of the main blade, and how to safely open and close the switch using the S&C handheld load‑breaking device. It also covers inspection, replacement of missing or damaged tags, and proper disposal of the product at end‑of‑life. This manual is written in Chinese.
Only qualified personnel who are trained in electrical distribution equipment and understand the hazards may install, use, and maintain the device.
The switch must be opened with S&C's handheld load‑breaking device; opening without it can cause flashover and injury.
Contact S&C immediately to obtain and replace the missing or damaged tags.