Sprecher+Schuh LA7-32-1753 Transfer switch
1. Product Overview
Model: LA7-32-1753
Type: Industrial-grade power transfer switch (manual/automatic switching type)
Brand: Sprecher+Schuh (German professional electrical brand)
Application: Used for safe switching of dual power supply systems to ensure uninterrupted power supply to critical loads
2. Key parameters
Item Specifications
Rated current 32A
Number of poles 4 poles (3P+N)
Rated voltage 400V AC 50/60Hz
Switching method Mechanical interlock manual operation
Breaking capacity 25kA
Protection level IP65 (when panel mounted)
3. Core functions
Safe switching: Mechanical interlock ensures that the two power supplies are never connected in parallel
Status indication: Visual position window (I/OII position)
Quick switching: Switching time <1 second (manual operation)
Multiple protections: overload and short-circuit protection functions