Toroidal transformers, safety isolating transformer

RKD 120/2x18

Characteristics

Benefits

 Minimum size at high power

 Low weight

 Dual input and dual output voltage for series or parallel connection

 Minimal no-load losses

 Outstanding temperature behaviour thanks to low magnetic leakage field

 Very low noise field

Product Toroidal transformers, safety isolating transformer
Order number RKD 120/2x18
Power 120 VA
Input 2 x 115 V
Output 2 x 18 V • 3.33 Aac
Frequency range 50 Hz to 60 Hz
Short-Circuit Losses 11.8 W
No-Load Losses 0.72 W
EN insulation class B (130°C)
UL Insulation class class 105
Duty Cycle 100 %
Wire material Copper
Efficiency 90.6 %
General
Short circuit proof not short-circuit proof
Switching group IIii0
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) II
Overvoltage category III
Degree of contamination 2
Electrical Connections
Terminal Pri Stranded wire
Terminal Sec Wire connection
Size and Weight
Width 96 mm / 3.78 in
Height 46 mm / 1.81 in
Depth 96 mm / 3.78 in
Weight 1.4 kg / 3.09 lbs
Low Voltage Directive EN 61558-2-6
Approval cURus - Recognized UL 5085-1/-2; CSA 22.2

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