4AC3740-0 | Siemens

Safety transformer, 40VA Primary 230 V AC, 50Hz, secondary 2x12 V/24 V AC With PTC fuse, 5 MW++ Safety transformers provide a safety extra-low voltage for supplying control circuits, switching relays or Insta contactors. These safety transformers up to 63 VA provide a safety extra-low voltage for supplying control circuits, switching relays or Insta contactors in continuous operation as an alternating voltage power supply for 8 V, 12 V, 16 V, 24 V and 32 V AC. Siemens safety transformers are protected against short circuits or moderate overload by a PTC resistor. Whether for infrastructure or for industrial requirements, Siemens provides safety transformers for all applications and every application area.

Features

• User-friendly and easy installation and connection technology
• Reliable safety during installation with standard touch protection
• Integrated short-circuit and overload protection
• Optimized safe power supply technology for your safety