The coil is cast with epoxy resin under vacuum. After casting, there are no bubbles inside the coil, which can effectively reduce partial discharge. The sealed coil has excellent weather resistance and can operate normally in harsh environments.
Category nameEnergy-saving and environmentally friendly dry-type transformerClassificationEpoxy resin vacuum casting dry type transformer VPI transformer
Additional features and benefitsLow to no maintenance; self-extinguishing and insulating system; can be used in various environments; can be used at 66 kV voltage level, basic impulse withstand voltage (BIL) to 325 kV, partial discharge level <10pc; has strong overload capability; installation cost is lower than oil-immersed transformerCurrent size ranges and rated capabilitiesRated capacity: 30~50000kVA; high-voltage side rated voltage: ~66kV; low-voltage side rated voltage: 0.4kV or others; number of phases: single-phase/three-phase; frequency: 50Hz/60Hz; connection group: Dyn11 or Yyn0, etc.; temperature rise limit: 80K, 100K, 125K; Insulation level: F or H level; Protection level: IP00, IP20, IP23, IP32, etc.; Cooling method: AN or AN/AF
Series product classificationSpecial dry conversion products Standard dry conversion productsSeries product nameSpecial dry conversion products:
Rail transit energy feedback transformer
Rail transit traction rectifier transformer
Rail transit bidirectional converter transformer
Polycrystalline silicon special transformer
Photovoltaic power generation dry-type transformer
Wind power dry type transformer
Special dry-type transformer for offshore platforms
Three-phase/single-phase excitation rectifier transformer
Gas power generation starting isolation transformer
Pumped storage input and output transformer
Multi-pulse phase-shifting rectifier transformer
Standard dry conversion products:
Dry type distribution transformer
North American Standard Series Dry Type Transformers
Amorphous alloy dry type transformer
Rail transit power transformer
BrandJST
Product details
Functional use: The coil is cast with epoxy resin under vacuum. After casting, there are no bubbles inside the coil, which can effectively reduce partial discharge. The sealed coil has excellent weather resistance and can operate normally in harsh environments. The overall characteristics include low noise, high mechanical strength, good short-circuit resistance, and strong overload capability, which can greatly improve operational safety.
Detailed description: Additional features and benefits:
Low to no maintenance
self-extinguishing extinction system
Can be used in various environments
Can be used at voltage levels up to 66 kV, basic impulse withstand voltage (BIL) up to 325 kV, partial discharge level <10pc
Have strong overload capability
Lower installation costs than oil-immersed transformers
Current size ranges and rated capabilities:
Rated capacity: 30~50000kVA
Rated voltage of high voltage side: ~66kV
Rated voltage of low voltage side: 0.4kV or other
Number of phases: single phase/three phases
Frequency: 50Hz/60Hz
Connection group: Dyn11 or Yyn0, etc.
Temperature rise limit: 80K, 100K, 125K
Insulation class: F or H class
Protection level: IP00, IP20, IP23, IP32, etc.
Cooling method: AN or AN/AF
Series product classification: Special dry conversion products Standard dry conversion products
Series product name: Special dry transformation products:
Rail transit energy feedback transformer
Rail transit traction rectifier transformer
Rail transit bidirectional converter transformer
Polycrystalline silicon special transformer
Photovoltaic power generation dry-type transformer
Wind power dry type transformer
Special dry-type transformer for offshore platforms
Three-phase/single-phase excitation rectifier transformer
Gas power generation starting isolation transformer
Pumped storage input and output transformer
Multi-pulse phase-shifting rectifier transformer
Standard dry conversion products:
Dry type distribution transformer
North American Standard Series Dry Type Transformers
Amorphous alloy dry type transformer
Rail transit power transformer
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Dry type transformer/power transformer high voltage scb13/1250kva/630kva
Dry-type transformers are suitable for power supply, distribution, connection, control or protection scenarios in power engineering. They can be used according to the on-site voltage level, circuit configuration and installation conditions to facilitate stable operation and maintenance.
Dry type transformer high voltage SCB14-500/kva400/0.4KV/20KV
Dry-type transformers are suitable for power supply, distribution, connection, control or protection scenarios in power engineering. They can be used according to the on-site voltage level, circuit configuration and installation conditions to facilitate stable operation and maintenance.
Dry-type transformers are suitable for power supply, distribution, connection, control or protection scenarios in power engineering. They can be used according to the on-site voltage level, circuit configuration and installation conditions to facilitate stable operation and maintenance.
