Rectifier Transformers

Our dry-type custom Rectifier Transformers can be configured to your system needs:

  • 6-pulse
  • 12-pulse
  • 24-pulse
  • complete rectifier assemblies available as well

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All of our units are built-to-order, in either production-run or prototype quantities. Contact us with your specifications and we’ll get a design and quote the unit. If you don't know everything, we can help. Call us at US +1 408-263-8444, or email us by clicking the button below:

ISO 9001:2015 icon These transformer are NRTL to UL 506 and 1561. Find out more about our certifications by clicking here: More on certifications

Build configurations and capabilities

Electrical Characteristics

50VA up to 1.5MVA

1-Phase, 3-Phase

50Hz and/or 60Hz, 400Hz up to 20,000Hz

Up to 600Vrms input

Up to 600Vrms output

NRTL to UL 506 or 1561

Terminal Configurations

Copper buss bar

Silicon bronze hardware

Ring-lug compatibility

Touch-safe configurations

Lexan covers

Enclosures and weather

NEMA enclosures

NEMA 1: General purpose

NEMA 3: Weather-resistant (falling dirt, windblown dust, rain, sleet, snow, formation of ice)

NEMA 3R: Same as 3, omits protection against windblown dust

NEMA 4: Watertight

NEMA 4X: Same as 4, but stainless steel

NEMA 6: Submersible

Options

Casters

Circuit breakers

EMO switches

Fuses

Current-limiting

Low-inrush

Examples of Rectifier Transformers

#

815kVA transformer

3-Phase, 50Hz

Primary = 11kVrms L-L

Output = 32 secondaries

50kVrms isolation

Electrostatic shield

Corona free at 130%

#

18.5kVA transformer

3-Phase, 50/60Hz

Primary = 480Vrms

Secondary + 65-33Vrms @ 18.5kVA

Multi-tap secondary

Copper buss secondary

NRTL to UL 1561

#

5.2kVA transformer

3-Phase, 50/60Hz

Primary = 440Vrms Delta L-L

Secondary = 9.77kVrms ±2% L-L @ 204±4mArms

12-pulse