Autotransformer, three-phase

AT3 15-58/60-4

Characteristics

Benefits

 Reverse mode possible

 Very high efficiency

 Patented assembly technology to lower heat losses

 Very good corrosion protection and low noise thanks to BLOCK IMPEX vacuum impregnation

 Fixed, contact protected screw connection terminals complying with UVV BGV A3

 Multifunctional fixing rails with 12 oval slots

 Enlarged fixing rail for easy installation from above

 Integrated crane eyes

Product Search
Product Autotransformer, three-phase
Order number AT3 15-58/60-4
Power 15,000 VA
Input 3 x 575 V / 600 V
Output 3 x 400 V • 21.7 Aac
Frequency range 50 Hz to 60 Hz
Short-Circuit Losses 177 W
No-Load Losses 87 W
EN insulation class F (155°C)
UL Insulation class class 155
Duty Cycle 100 %
Wire material Copper
Efficiency 98.3 %
General
Short circuit proof not short-circuit proof
Switching group YNa0
Cooling type AN
Enviroment
Ambient temperature -20 °C to 40 °C / -4 °F to 104 °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
Terminal Pri Screw terminal
Terminal Sec Screw terminal
Terminal PE Screw terminal
Size and Weight
Width 350 mm / 13.78 in
Height 280 mm / 11.02 in
Depth 177 mm / 6.97 in
Weight 44 kg / 97 lbs
Low Voltage Directive EN 61558-2-13
Approval cURus - Recognized UL 5085-1/-2; CSA 22.2

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