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High-Performance Outdoor Vacuum Circuit Breaker for 11kv 33kv Systems - Outdoor Circuit Breaker and
Vacuum Circuit Breakers

High-Performance Outdoor Vacuum Circuit Breaker f | RFQ Sourcing Details

Vacuum Circuit Breakers · Quote on request

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Product specs

CategoryVacuum Circuit Breakers
Unitset
OEM& customized solutions supported
voltageof the second loop-0.3s-Co-180s-Co
FeaturesApplications: Rated
capacityLong mechanical and electrical life Stable vacuum interrupter performance Suitable for indoor medium-voltage switchgear Easy installation and maintenance
frequencyHz 50 rated insulation level 1 min
SpecificationItem Units Value rated
CategoryVacuum Circuit Breakers
AvailabilityInquiry required
Source date2026-06-26

Buyer's Digest

Use this page as a product-first sourcing checkpoint before sending an RFQ. Category: Vacuum Circuit Breakers. Confirm application fit, capacity, materials, destination, lead time and compliance requirements before comparing suppliers.

Original product description

Outdoor Vacuum Circuit Breaker for 11kV 33kV Power Distribution Reliable Outdoor Protection Solution for Utility Power Systems This outdoor vacuum circuit breaker is designed for 11kV and 33kV medium voltage power distribution systems.

It is widely used in utility substations, pole-mounted distribution lines, industrial electrical projects and infrastructure power networks. The product features stable breaking performance, reliable insulation structure and long mechanical service life.

It is suitable for harsh outdoor environments including high temperature, humidity and unstable grid conditions. Widely used in African, Middle East and Southeast Asia power distribution projects.

Why Buyers Choose This Outdoor Vacuum Circuit Breaker Suitable for Harsh Outdoor Environments Designed for stable operation under high temperature, dust, humidity and heavy-duty outdoor conditions.

Reliable Power Distribution Protection Provides stable short-circuit breaking performance for utility and industrial electrical systems. Widely Used in Pole Mounted Applications Suitable for outdoor substations, pole-mounted distribution systems and rural electrification projects.

Lower Maintenance Requirement Vacuum interrupter technology helps reduce maintenance frequency and operation cost. OEM & Project Customization Support Support customized voltage, current, control system and installation configurations.

Main Features: Applications: Rated voltage: 12kV Rated current: Up to 3150A High breaking capacity Long mechanical and electrical life Stable vacuum interrupter performance Suitable for indoor medium-voltage switchgear Easy installation and maintenance OEM & customized solutions supported Power distribution systems Medium-voltage switchgear Industrial substations Commercial power systems Utility projects Infrastructure projects Specification Item Units Value rated voltage KV 12 rated frequency Hz 50 rated insulation level 1 min power frequency withstand voltage kA to ground/ interphase: 42/48 lightning impulse withstand voltage (peak) to ground/ interphase: 75/85 rated short circuit breaking current kA rated current A rated short-time withstand current kA rated peak withstand voltage rated short circuit closing current rated duration for short circuit current S 4 mechanical life Times 20000 power frequency withstand voltage of the second loop (1 min) V 2000 rated operation sequence 0-0.3s-Co-180s-Co After Sales Service Extended Protection Rapid Response Sustained Partnership Our products come with an industry-leading warranty, covering the entire unit for 2 years and key components (such as core and windings) for 5 years .

We provide 24/7 access to technical consultation. A definitive solution will be proposed within 48 hours upon receiving your request. We stand by you with continuous technical and maintenance support throughout the entire product lifecycle.

High-Performance | Applications and Buyer Notes

High-Performance is organized as a sourcing-ready Vacuum Circuit Breakers reference. The page combines visible product or company data with structured procurement cues so buyers can compare application fit, specifications, quantity, quality requirements and le

Applications

  • Initial shortlist building for related product or supplier options.
  • Specification and application fit review before bulk purchasing.
  • Category, keyword and detail-page comparison before sending an RFQ.

Key specifications

Category
Vacuum Circuit BreakersBased on visible page data; confirm exact value in the RFQ.
Unit
setBased on visible page data; confirm exact value in the RFQ.
OEM
& customized solutions supportedBased on visible page data; confirm exact value in the RFQ.
voltage
of the second loop-0.3s-Co-180s-CoBased on visible page data; confirm exact value in the RFQ.
Features
Applications: RatedBased on visible page data; confirm exact value in the RFQ.
capacity
Long mechanical and electrical life Stable vacuum interrupter performance SuitabBased on visible page data; confirm exact value in the RFQ.
frequency
Hz 50 rated insulation level 1 minBased on visible page data; confirm exact value in the RFQ.
Specification
Item Units Value ratedBased on visible page data; confirm exact value in the RFQ.

Buyer tips

  • State quantity range and split-delivery needs before price comparison.
  • Add certification, material or inspection standards when they affect acceptance.
  • For time-sensitive projects, include target arrival date and destination.
  • For special applications, describe operating condition, installation environment and duty cycle.

FAQ

What should buyers confirm first?

Confirm application, specification, quantity, destination and lead-time requirements before comparing offers.

Can buyers inquire when specs are incomplete?

Yes. Add model, material, size, use case and inspection needs in the RFQ to make replies comparable.

How should this listing be evaluated?

Check title, category, specifications and related keywords against the actual sourcing requirement.

Source mix: ugc

Key specifications

CategoryVacuum Circuit Breakers
Unitset
OEM& customized solutions supported
voltageof the second loop-0.3s-Co-180s-Co
FeaturesApplications: Rated
capacityLong mechanical and electrical life Stable vacuum interrupter performance Suitable for indoor medium-voltage switchgear Easy installation and maintenance
frequencyHz 50 rated insulation level 1 min
SpecificationItem Units Value rated

Product sourcing keywords

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