FST 100/24

Control- and safety isolating transformer

Version FST 100/24
Rated input voltage 230 Vac/400 Vac Rated output voltage 24 Vac Rated power VDE (DB cos phi=1) 100 VA
Version Rated input voltage Rated output voltage Rated power VDE (DB cos phi=1)
FST 100/23 230 Vac/400 Vac 230 Vac 100 VA
FST 100/24 230 Vac/400 Vac 24 Vac 100 VA
FST 160/23 230 Vac/400 Vac 230 Vac 160 VA
FST 160/24 230 Vac/400 Vac 24 Vac 160 VA
FST 250/23 230 Vac/400 Vac 230 Vac 250 VA
FST 250/24 230 Vac/400 Vac 24 Vac 250 VA

Technical data for FST 100/24

Input
Rated input current 0,49 A/0,28 Aac
Rated input voltage 230 Vac/400 Vac
Switch-on time 100%
Frequency Range 50-60 Hz
Output
Rated output current 4,17 Aac
Rated output voltage 24 Vac
Rated power VDE (DB cos phi=1) 100 VA
Rated power VDE (KB cos phi=0.5) 220 VA
Vector group Ii0
Power loss 14.0 W
Standards
Classification Control- and safety isolating transformer
Environment
Ambient temperature max. 40 °C
Type of cooling AN
Safety and protection
Protection index IP 00
Safety class (prepared) I
Insulation class B
Terminal and mounting
DIN rail mounting 1
Terminals Input Screw clamp, 4 mm²
Terminals Output Screw clamp, 4 mm²
Terminals PE Tab connector, 6.3 x 0.8 mm
Measures and weights
Width 84 mm
Height 94 mm
Depth 83 mm
Core type EI 84/43,5
Weight 2.00 kg

Info on FST series

General Data
  • Insulation class B
  • Rated power 100 VA/160 VA/250 VA
  • Rated output voltage 24 Vac/230 Vac
  • Rated input voltage 230 Vac/400 Vac
  • Protection index IP 00
  • Max. ambient temperature 40 °C
Benefits
  • 100 VA and 160 VA versions for mounting with integrated DIN rail mounting in compliance with DIN 50022
  • With integrated FAIL-SAFE protection
  • Very good switch-on behaviour thanks to reduced starting currents
  • May be operated at 50 - 60 Hz
  • Very good corrosion protection and low noise thanks to BLOCK IMPEX vacuum impregnation
  • Primary side for input voltage 230 Vac and 400 Vac
  • High power density due to a compact construction design

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