Variable transformer

ESS 108

Characteristics

Benefits

 Continuous adjustment of alternating voltage from zero to the maximum value

 Self-cleaning of exposed contact tracks

 4-point flange mounting

 Applicable to three-phase current when mechanically coupling three variable transformers

 Knobs and scales optionally available

Product Search
Product Variable transformer
Order number ESS 108
Series ESS
Power 1,840 VA
Phases 1
Frequency range 50 Hz to 60 Hz
EN Insulation class B (130°C)
Duty Cycle 100 %
Wire material Copper
General
Short circuit proof not short-circuit proof
Switching group Ia0
Cooling type AN
Environment
Ambient temperature -20 °C to 45 °C / -4 °F to 113 °F
Max. installation height 2,000 m / 6,562 ft
Protection and Safety
Protection type IP 00
Protection class (prepared) I
Degree of contamination 1
Electrical Connections
Input terminal Screw terminal
Output terminal Screw terminal
Size and Weight
Width 150 mm / 5.91 in
Height 185 mm / 7.28 in
Depth 197 mm / 7.76 in
Weight 7.972 kg / 17.575 lbs

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