Control- and isolating transformer

STU 1000/2x115

Characteristics

Benefits

 Universal input voltages 210 to 540 Vac

 Very good switch-on behaviour thanks to reduced starting currents

 High power density due to a compact construction design

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

 Contact protected screw connection terminals complying with UVV BGV A3

 Simple mounting thanks to robust metal footplate with oval slots

Product Control- and isolating transformer
Order number STU 1000/2x115
Power 1,000 VA
UL Derating 800.00 VA
Input 230 V / 400 V / 460 V / 520 V ± 20 V
Output 2 x 115 V • 4.35 Aac
Frequency range 50 Hz to 60 Hz
Short-Circuit Losses 42.4 W
No-Load Losses 24.7 W
Short-Term Power / instantaneous output 2,650 VA
Short circuit voltage uk 4.10 %
EN insulation class B (130°C)
UL Insulation class class 105
Duty Cycle 100 %
Wire material Copper
Efficiency 93.7 %
General
Short circuit proof not short-circuit proof
Switching group Iii0
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
Overvoltage category III
Degree of contamination 2
Electrical Connections
Terminal Pri Screw terminal
Terminal Sec Screw terminal
Terminal PE Flat plug connection
Size and Weight
Width 150 mm / 5.91 in
Height 149 mm / 5.87 in
Depth 156 mm / 6.14 in
Weight 13.5 kg / 29.76 lbs
Low Voltage Directive EN 61558-2-2
EN 61558-2-4
Approval cURus - Recognized UL 5085-1/-2; CSA 22.2
VDE Approval

VDE 0570-2-x (DIN EN 61558-2-x)

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