Custom transformer engineering · 20 W to 20 kW info@establecorp.com Engineering review available
PRODUCT SYSTEM

Isolation & Safety Transformers

Single and three-phase isolation examples with published 4,000 VAC dielectric testing.

Three-phase transformer with terminal blocks and mounting frame
PRODUCT SYSTEM / ISOLATION TRANSFORMERS Representative product photography from the qualified production process.

Built around the conditions that determine performance.

Isolation transformers create a defined separation between supply and load. Published product examples cover single-phase and three-phase equipment builds. The source, load, leakage path, earthing and final product standard remain part of the project review.

ISOLATION REVIEW

The isolation boundary has to be defined, not assumed.

Published products range from compact 200 W examples to larger equipment builds. The source, load, enclosure and protective-earth arrangement determine how the transformer can be used inside the final system.

4,000 VAC Published dielectric test

One-minute strength check across defined paths

200 W–50 kW Example and selection values

Specific ratings remain configuration-dependent

91.5% Published efficiency example

Do not apply one efficiency value to every design

Example power200, 500, 1,000 and 1,500 W; one selection list extends to 50 kW
Example input110, 220, 380, 440 or 690 V AC
Example output12, 36, 60, 110, 220 or 380 V AC
Insulation4,000 VAC / 2 mA / 60 s strength stated for selected examples
ConstructionOpen coil, terminal-block and three-phase framed routes
Review boundaryConfirm leakage, clearance, earthing and end-product standard for the complete equipment
BUILD REFERENCES

Construction details,
not catalogue decoration.

Representative hardware and assembly photography from the qualified production route. The approved drawing remains the production reference.

Insulated winding detail of an isolation transformer
01Insulated winding construction
01

Published dielectric strength

Selected examples state a 4,000 VAC, one-minute insulation check.

02

Voltage combinations

Examples cover 110–690 V inputs and 12–380 V outputs.

03

Construction options

Single-phase, three-phase, terminal-block and framed formats are represented.

04

Application boundary

Basic isolation is reviewed separately from SELV, medical and safety-critical approval.

TYPICAL DATA TO SEND
  • Input voltage, frequency and permitted variation
  • Output windings, current and duty cycle
  • Envelope, mounting and connection requirements
  • Ambient, enclosure and environmental conditions
  • Final product standard and required documents
RELATED APPLICATIONS
ENGINEERING REVIEW

Send the drawing,
nameplate or requirement.

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