Noise Isolation Transformers

One Mili-Volt Ripple Noise Models

Isolation Transformers are mainly used for safety reasons. They provide almost 100% electrical isolation between input and output.

Our noise isolation transformers provide noise isolation on top of the electrical isolation. Voltage spikes on the primary side are eliminated on the secondary side. Common Mode and Normal Mode Noise at the line source are eliminated too.

DENKENSEIKI NOISECUTTERS are exclusive worldwide Noise Isolation Transformers.

High Resolution imaging systems like MRI, X RAY, SEM, Ultrasound Professional audio systems and noise isolated facilities often use noise isolation transformers.

Normal Mode Noise Attenuation Factor

Transformers Normal Mode

Common Mode Attenuation factor

Transformers Common Mode

NCT-R3-C2

NCT-R3-C2 isolation transformer
Specifications
Rated output
1KVA 2 KVA 3KVA 5KVA
Frequency
50/60 Hz
Primary secondary voltage
Select Voltage up to 2 taps are available 110V 105V 110V 115V 120V 200V 208V 220V 230V 240V
Phase
Single phase
Class of Insulation System
Class H
Insulation resistance
Over 100M Ohm (DC 1000V measured by insulation tester
Lightning Impulse
1.2×50 Micro Seconds standard lightning impulse 5kV
Standards
EN61558-2-4 (2009) EN50581 (2012)

NCTR3U2

NCTR3U2 isolation transformers
Specifications
Rated output
1KVA 2 KVA 3KVA 5KVA
Frequency
50/60 Hz
Primary secondary voltage
Select Voltage up to 2 taps are available 110V 105V 110V 115V 120V 200V 208V 220V 230V 240V
Phase
Single phase
Class of Insulation System
Class H
Insulation resistance
Over 100M Ohm (DC 1000V measured by insulation tester
Lightning Impulse
1.2×50 Micro Seconds standard lightning impulse 5kV
Standards
UL1446 (E305683) UL5085-1 5085-2 (E252629)
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