100kVA ~ 400kVA Range
HET 100kVA High-Power Exciter Transformer
Industrial-Grade High Voltage Testing Solution
This 100kVA single-phase exciter transformer delivers precision high-voltage outputs with robust construction for demanding industrial testing environments.
Electrical Specifications
Parameter | Low Voltage Side | High Voltage Side |
---|---|---|
Voltage | 0.38kV | 12.5kV / 25kV |
Current | 263.2A | 8A / 4A |
Frequency: 50Hz | Capacity: 100kVA | Impedance: <4% |
Key Features
Dual high-voltage output configuration
25kV corona-free operation
Electrostatic shielding between windings
ONAN cooling system
Industrial-duty construction
Technical Specifications
Cooling System
ONAN (Oil Natural Air Natural) cooling
25# transformer oil
Optimized thermal design
Structural Design
Heavy-duty steel enclosure
Wheel-mounted for mobility
Shell-type oil tank with conservator
Advanced Protection System
Electrical Protection
Piezoresistors on all HV outputs
Zinc oxide arresters for grounding
Fiber glass bushings with corona rings
Insulation System
Cylinder winding design
Turn-to-turn insulation
Electrostatic shielding
Compound insulation tube
Performance Characteristics
Feature | Specification |
---|---|
Maximum Output | 25kV (corona-free) |
Bushing Type | Fiber glass (HV), Porcelain (LV) |
Working Cycle | Matched to reactor specifications |
Partial Discharge | Minimized through shielding design |
Industrial Applications
Power transformer testing
High-voltage cable testing
Circuit breaker testing
Insulation resistance measurement
Electrical safety testing
Safety & Reliability
Flashover protection system
Main and minor insulation protection
Isovolumetric capacitance core
25kV corona-free guarantee
The HET 100kVA exciter transformer provides reliable high-voltage outputs with industrial-grade durability, making it ideal for professional testing laboratories and electrical equipment manufacturers.