The Siemens 5TR series ATSE automatic transfer switch provides safe, reliable power transfer for emergency systems, supporting up to 125 A, 400 V and…
The 5TR series ATSE is designed for emergency power supply systems, automatically switching load circuits between a primary and a backup source to ensure continuous, reliable operation. It offers basic (A‑type) and intelligent (B‑type) controllers, various operating modes, and built‑in safety features such as fault detection and fire‑alarm cut‑off.
Technical specifications include rated voltage 230/400 V, rated current up to 125 A, short‑circuit breaking capacity up to ≥15 kA (CB‑class), IP20 protection, and an operating temperature range of –25 °C to +45 °C. The device complies with IEC and GB standards, holds CCC certification, and has passed EMC testing. Installation, wiring diagrams, and ordering data are provided for easy integration. This manual is written in Chinese.
| Rated Working Voltage | 230/400 V |
|---|---|
| Rated Current | 1 – 125 A |
| Short‑Circuit Breaking Capacity (Icn) | ≥15 kA (CB‑class) |
| Protection Level | IP20 |
| Operating Temperature Range | -25 °C – +45 °C |
Two controller types are offered: the basic A‑type (5TR1) and the intelligent B‑type (5TR2).
The device is rated for currents up to 125 A.
It complies with IEC and GB standards and has CCC certification and EMC test approval.
The ATSE has an IP20 protection rating.