# Schneider Electric TeSys GS GS1DU4

> fuse-switch-disconnector - Three-pole Class J fuse switch-disconnector for low-voltage feeder isolation, rated 30 A at up to 600 V AC.

**Voltformer canonical:** https://voltformer.com/switchgear/schneider-electric-tesys-gs-gs1du4-fuse-switch-disconnector - markdown version: https://voltformer.com/switchgear/schneider-electric-tesys-gs-gs1du4-fuse-switch-disconnector.md

## Overview

- **Brand:** Schneider Electric
- **Product family:** TeSys GS
- **Application:** Three-pole Class J fuse switch-disconnector for low-voltage feeder isolation, rated 30 A at up to 600 V AC.
- **Product type:** fuse-switch-disconnector

## Technical Specifications

| Property | Value |
|---|---|
| Rated voltage | up to 0.6 kV AC |
| Rated current | 30 A |
| Short-circuit withstand | not stated as IEC short-time withstand; published fault duty depends on the selected Class J fuse coordination |
| Insulation medium | Air-insulated manual fuse switch-disconnector |
| Standards | IEC 60947-3 |

## Sources

- https://shop.se.com/pro/us/en/product/tesys-gs-disconnect-switch-fuse-3-p-600-v-ul-30-a-type-j-fuse/

- **Source scope:** manufacturer-family
- **Last reviewed:** 2026-09-13

Manufacturer portfolio/family source. Confirm the exact order code, guaranteed ratings and project-specific options against the current OEM datasheet before procurement or an SLD study.

Technical ratings are configuration-dependent where stated by the manufacturer. Request project-specific verification before procurement.