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Isolation Transformers
Shielded Isolation Transformers
SKU: XH-GBY-ISO
GBY Shielded Isolation Transformer (50/60Hz, up to 600V)
GBY series isolation transformers featuring advanced electrostatic Faraday shielding between primary and secondary windings to eliminate high-frequency common-mode noise in sensitive medical and industrial instrumentation.
Compliance Standards
IEC • ANSI • IEEE • GB
Quality Inspection
100% FAT Routine Tested
Engineering CAD
2D CAD / SLD Schematics
Global Logistics
Direct Seaport CIF Export
Engineering Datasheet
GBY Shielded Isolation Transformer (50/60Hz, up to 600V) — Technical Parameters & Ratings
| Shielding Type | Electrostatic Copper Foil Faraday Shield between Windings |
|---|---|
| Common-Mode Noise Attenuation | > 60 dB |
| Input/Output Voltage | Up to 600V AC (Custom configured) |
| Frequency | 50 Hz / 60 Hz |
| Leakage Capacitance | Ultra-low coupling capacitance (< 15 pF) |
Technical Highlights
- Factory-direct China pricing with full IEC 60076 type test certification
Application Scenarios
- High-Precision Laboratory, Telecommunications, Medical IT, Sensitive Electronics
Key Features
- Galvanic isolation for 50/60Hz AC circuits with voltages up to 660V
- Pure copper conductor windings with heavy-duty thermal insulation
- Custom voltage ratios (e.g. 220V to 380V, 480V to 220V, 415V to 380V)
Engineering Submittal & Layout Workbench
Substation Room Fit & Multi-Equipment CAD Footprints
Select your equipment type and capacity to inspect verified GA engineering CAD line drawings, Single Line Diagrams (SLD), dimensions (L × W × H), roller gauge, and submittal clearances before procurement.
Available Ratings:
11kV / 33kV Dual Voltage
IEC 60076 / IEEE Compliant
100% Routine Factory Tested
Export Nitrogen / Seaworthy Pack
1000 kVA Technical Dimensions
IEC 60076-1International utility & industrial submittal specifications
| Overall Length (L) | 1,750 mm |
|---|---|
| Overall Width (W) | 1,120 mm |
| Overall Height (H) | 1,780 mm |
| Roller Wheel Track Gauge (D) | 820 mm |
| Total Equipment Net Weight | 3,820 kg |
| Min Substation Clearance | 1,000 mm surrounding |
| Rated Voltage / System | 11 kV / 33 kV Dual Primary |
| Applicable Standard | IEC 60076-1 / IEEE C57 |
Download Technical Data Sheet (PDF)
Request Factory Engineering Submittal Package
Full CAD DXF/DWG vector footprints, 3D STEP models, and custom project submittals provided within 2 hours upon request.
PSCAD™ & ETAP® Grid Simulation
Non-Linear V-I Saturation Curve & Air-Core Inductance (\(L_{\text{air}}\))
Precision core excitation characteristics, non-linear knee inflection (\(V_k\)), and air-core reactance (\(X_{\text{air}}\)) calibrated for GBY Shielded Isolation Transformer (50/60Hz, up to 600V).
Quick Rating Switch
kVA
kV
%
2.10
1.80 (Compact Shell)
2.10 (Standard IEEE / CIGRE)
2.50 (Outer HV Layer)
Air-Core Inductance (\(L_{\text{air}}\))
18.7× In Peak
81.65 mH
Reactance
25.65 Ω
Knee \(V_k\)
13.0 kV
Decay \(\tau\)
0.17 s
Non-Linear Magnetization Characteristic (\(\lambda - I_{\text{exc}}\))
Interactive Vector Plot
Linear Core Zone
Knee Transition
Air-Core Slope (\(X_{\text{air}}\))
| PSCAD Simulation Point | Voltage (\(V_{\text{pu}}\)) | Flux (\(\lambda\), Wb-t) | Current (\(I_{\text{pu}}\)) | Current (A) |
|---|
Data formatted for direct entry into PSCAD Classical Saturable Transformer and UMEC core components per IEEE C57.12.00 & CIGRE 33.02.
XinHuan Hefei Manufacturing Plant — Precision Winding & Assembly Line
Factory Build Quality
GBY Shielded Isolation Transformer (50/60Hz, up to 600V) — Internal Construction & Premium Materials
Built with tier-1 certified raw materials engineered for long operational life (>30 years), superior dielectric withstand, and high short-circuit withstand capacity.
Silicon Steel Core
High-grade grain-oriented cold-rolled silicon steel with step-lap mitered joints for low $P_o$ losses.
100% Copper Windings
Electrolytic oxygen-free copper with high thermal grade insulation for surge resistance.
Precision Tap Changer
De-energized tap switch ($\pm 2 \times 2.5\%$) or on-load vacuum tap changer (OLTC) optional.
Protection & Sensors
Buchholz gas relay, magnetic oil gauge (MOG), and dial thermometers with alarm contacts.
Quality Assurance
CNAS & ISO 9001 Certified
GBY Shielded Isolation Transformer (50/60Hz, up to 600V) — 100% Factory Acceptance Testing (FAT)
Every transformer unit manufactured by XinHuan undergoes mandatory routine factory testing prior to container dispatch. Full certified routine and type test submittal reports are provided with commercial documentation:
1. Insulation Resistance
Megger test (HV to LV, HV to Earth, LV to Earth) >1000 MΩ.
2. Voltage Ratio & Vector
Turns ratio check across all taps with phase displacement check.
3. Winding DC Resistance
Precision Kelvin bridge measurement across all tap positions.
4. Short-Circuit Impedance
Load loss ($P_k$) measurement corrected to reference temp (75°C).
5. No-Load Loss & Current
Core excitation test ($P_o$ and $I_o$) at rated sinusoidal voltage.
6. AC Voltage Withstand
Power-frequency separate source test (e.g. 50kV/70kV 1 min).
7. Lightning Impulse (BIL)
Full wave & chopped wave impulse withstand (BIL up to 170kV).
8. Partial Discharge & Seals
Ultra-low discharge (<5 pC) and pressurized oil/gas tightness test.
Logistics Intelligence
Global CIF / FOB Delivery
GBY Shielded Isolation Transformer (50/60Hz, up to 600V) — Export Packaging & Seaport Logistics
Plywood crate, 10-15 business days lead time
Production Lead Time
Standard manufacturing cycle is 4 to 6 weeks from approval of GA blueprints and single-line diagrams.
Heavy-Duty Export Packaging
Vacuum moisture barrier preservation, nitrogen blanketing, and reinforced steel-frame structural crate skids.
Direct Seaport Routes
Fast ocean freight to Port of Chancay & Callao (25-35 days), Manila, Lagos, and Middle East ports.
Equipment Video Inspection
100% TestedWatch XinHuan technicians perform routine dielectric testing, winding insulation checks, and quality inspections inside our Hefei manufacturing plant.
Every unit 100% routine tested before container loading.
Direct Factory Consultation
Need Custom Project Engineering?
Send your single-line diagram (SLD), voltage ratings, or tender specifications. Our chief electrical engineers will review and issue an actionable CIF quotation within 24 hours.
Custom Voltage Ratios
High-Altitude Derating
Short-Circuit Impedance
Third-Party FAT Witness
GBY Shielded Isolation Transformer (50/60Hz, up to 600V) — Engineering & Procurement FAQs
Frequently asked questions regarding specifications, certifications, and delivery for GBY Shielded Isolation Transformer (50/60Hz, up to 600V).
Get Shielded Isolation Transformer Quote
IEC 60076, CE, ISO 9001
Standard manufacturing lead time is 4 to 6 weeks following approval of GA blueprints and single-line diagrams. Direct sea container shipping is available under FOB, CFR, or CIF terms with full customs documentation (Bill of Lading, Certificate of Origin, Test Reports).
PARENT ENGINEERING PILLAR
IEEE C57.12.00 / DOE 2016 · 13.2kV / 13.8kV / 34.5kV Americas Grid
60Hz ANSI/IEEE C57 Transformers Pillar Guide
Compare full capacity no-load loss ($P_0$), load loss ($P_k$), impedance ($U_k\%$), dimensional weights, and routine test tolerances across all models in this series.
Engineering Reference Silo
Transformer Category Pillars & International Standards
Engineering Link Magnets & CAD Resources: