Vacuum circuit breaker knowledge

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Download our 2025 Product Catalog for detailed drawings and technical parameters of all switchgear components.

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products
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Contact

Need Full Specifications?

Download our 2025 Product Catalog for detailed drawings and technical parameters of all switchgear components.

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Request a Quote for High-Voltage Components&Equipment

Tell us your requirements — rated voltage, model, quantity, and destination — and our XBR Electric team will prepare a detailed quotation within 24 hours.

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  Vacuum Circuit Breakers
  Indoor
  VS1 & LZND Series ZN85 Series (40.5kV)
  Outdoor
  ZW32 Pole-mounted ZW20 Boundary VCB
  Vacuum Contactors
  LV & Mining
  Low Voltage & Solid Series
  Medium & High Voltage
  CKG Series (Compact) JCZ Series (Standard) LCZ Series (HV 40.5kV)
  Power Transformers
  Distribution Types
  Dry Type (Cast Resin) Oil Immersed (S11/S13) Amorphous Alloy
  Switchgear Components
  Insulation & Connection
  Epoxy Contact Boxes Insulators & Sensors Wall Bushings VCB Arms & Contacts
  Switching & Safety
  SF6 LBS & Arresters Earthing Switches Safety Interlocks
  
  Featured
  JCZ5 Series
  High-voltage vacuum contactor. Optimized for frequent operation in 7.2kV systems.
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  Manufacturing Services
  Explore XBRELE's complete OEM manufacturing capabilities for Medium & High Voltage power distribution equipment.
  View All Services
  
  Vacuum Circuit Breaker Factory for VS1, ZW32 & ZN85 series breakers (12kV-40.5kV).
  
  Vacuum Contactor High-endurance contactors for Mining, Motors & Capacitors.
  
  Distribution Transformer Manufacturing Oil-Immersed & Dry-Type (Cast Resin) units.
  
  Switchgear Components OEM parts: Insulators, Contact Boxes, Earthing Switches.
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Vacuum circuit breaker knowledge

All (61)industry news (2)Power distribution transformer knowledge (16)switchgear parts knowledge (15)Vaccum contactor knowledge (19)Vacuum circuit breaker knowledge (20)

The difference between vcb and contactor

Hannah
November 29, 2025
Vacuum circuit breaker knowledge

The difference between vcb and contactor lies in protection and switching: VCBs interrupt faults, while contactors handle frequent load switching.

Vacuum Contactor or Vacuum Circuit Breaker Which Fits Your Medium Voltage Panel

Hannah
November 29, 2025
Vacuum circuit breaker knowledge, Vaccum contactor knowledge

Compare vacuum contactor vs vacuum circuit breaker to choose the best fit for your medium voltage panel based on switching, load, and protection needs.

Request a Quote or Technical Support

Tell us your voltage class, rated current, breaking capacity, standards (IEC/IEEE), and application. If you have a BOM or single-line diagram, attach it—our engineers typically respond within 24 hours.

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XBRELE is a dedicated MV/HV manufacturer for switchgear components, vacuum switching devices, and power transformers—supporting OEM panel builders, utilities, and EPC projects worldwide.