PowerGridSourceElectrical equipment, switchgear, transformers, and power distribution components
VI145401 Ceramic Arc Extinguishing Chamber Vacuum Interrupter
Electrical Engineering

VI145401 Ceramic Arc Extinguishing Chamber Vacuum Interrupter

Electrical detail pages should help buyers judge whether one component fits the wider project scope, standards path and protection role before tender RFQ.

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Product sourcing profile

CategoryElectrical Engineering
Inquiry workflowPlatform RFQ workflow
AvailabilityInquiry required
Updated2026-05-04

Product introduction

Home Electrical & Electronics Breaker & Protector Circuit Breaker VI145401 Ceramic Arc Extinguishing Chamber Vacuum Interrupter US$8,329.00 1 only-led product discovery for buyers looking for transformers options. The page is organized around specification review, application fit, and inquiry-ready comparison.When evaluating this product, buyers should confirm application fit, required performance range, installation environment, lead time, documentation, and whether the supplier can support OEM or project quotations. Current vertical focus: industrial electrical equipment sourcing, power distribution component discovery, and rfq-ready grid supply platform.electrical equipmentcircuit breakerpower supply

Selection and RFQ points

Review material fit, application context, alternatives and RFQ detail before comparing related product paths.

Material fit Electrical Equipment

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Application fit application, operating environment and usage frequency

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Alternative path Industrial Electrical Equipment

Use nearby materials, equipment types or category pages when this record is close but not exact.

RFQ detail Quantity, destination, timing

Include quantity, destination, target delivery window, packaging and any technical constraints.

PowerGridSource quality checks

Project contextCheck voltage class, installation type and project role before pricing discussion.

Use this check before moving from discovery into product comparison or RFQ submission.

Protection scopeConfirm whether protection, metering or switching requirements actually match this product.

Use this check before moving from discovery into product comparison or RFQ submission.

Tender detailBring standards, load profile and site conditions into the RFQ path.

Use this check before moving from discovery into product comparison or RFQ submission.

Key specifications

CategoryTransformers
BrandTianjin Pinggao In
Unitset
ApplicationElectrical and power distribution
Arc-extinguishing MediumVacuum
Average closing speed (5 mm to contact closure)1.2±0.2m/s
Average opening speed (0-5 mm opening distance)3.2±0.2m/s
Breaking CapacityHigh Voltage Circuit Breakers
Capacity11.6kg
CategoryTransformers
CertificationISO
Circuit resistance at the lower limit of rated contact pressure≤15μΩ
Contact counterforce820±150 N
Contact opening and closing asynchrony≤2 ms
Contact opening distance55±2 mm
Contact self-closing force330±100 N
CustomizationAvailable
Electrical Endurance20/30/50 Times
Feature Highlightsdigital
InstallationFixed
Insulating MediumVacuum
Matched Termselectrical equipment, circuit breaker, power supply
Maximum DC component45%
Maximum duration of contact bounce2ms
Maximum permitted withstand temperature of the movable conductiv170℃
Mechanical life10000 times
Model NO.VI145401 Vacuum Interrupter
Nominal Voltage12/24/40.5/72.5/145/252kv
Opening rebound amplitude≤2 mm
OperationElectric Type
OriginChina
Permitted storage period20
Poles Number1
Product TitleVI145401 Ceramic Arc Extinguishing Chamber Vacuum Interrupter
Quality of arc-extinguishing chamber41.8kg
Quality of moving parts11.6kg
Rated Current630A/1250/2500/3150/5000A
Rated Frequency50/60Hz
Rated current3150A
Rated frequency withstand voltage275kV
Rated lightning impulse withstand voltage650kV
Rated peak withstand current100
Rated short-circuit breaking current frequency20 times
Rated short-circuit breaking current, symmetrical40kA
Rated short-circuit closing current100
Rated short-time withstand current, 4 seconds40
Rated voltage 50 Hz145kV
Short-Circuit Breaking Current20/31.5/40/50ka
SpeedHigh-Speed Circuit Breaker
TrademarkPG
US$8,329.001 only (MOQ)
Vacuum interrupter12/24/40.5/72.5/145/252kV
Voltage252kv

Product sourcing keywords

These terms come from the title, visible copy and specifications, and link into matching aggregate pages.

Electrical Equipment Industrial Electrical Equipment Power Distribution Component

Related keyword paths

Grouped by the product keyword that generated the related path.

Related to Electrical Equipment

Port Warehousing Handling Equipment
SOURCING DECISION BRIEF

VI145401 Ceramic Arc Extinguishing Chamber Vacuum Interrupter sourcing decision brief

Electrical detail pages should help buyers judge whether one component fits the wider project scope, standards path and protection role before tender RFQ.

Category
Transformers
Price status
Quote on request
Inquiry model
Structured product RFQ with quantity, destination and technical requirements.
Availability
Confirm by inquiry
Sourcing lens
Project-fit electrical decision
Primary compare
Category, Brand, Unit
Adjacent category
Transformers and Substation Equipment
Next route
Medium Voltage Distribution Projects
Buyer checklist
  • Project role: Check where this item sits inside the wider distribution, retrofit or protection scope.
  • Standards fit: Compare voltage class, installation type, standards and protection scope before supplier outreach.
  • Tender handoff: Carry load profile, site conditions and compliance constraints into the RFQ path.
How should buyers use this PowerGridSource detail page?

Use the detail page to confirm whether one electrical component fits the wider project scope before opening a tender RFQ.

What should buyers compare first?

Compare voltage class, standards fit, project role and the nearest solution or procurement route.

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PowerGridSource related sourcing paths

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Related applications PowerGridSource related paths

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Related solutions PowerGridSource related paths

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Compact Substation Sourcing

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PowerGridSource project-fit checks

Voltage Rating Confirm Voltage Rating before comparing offers or moving the inquiry forward.
Current Rating Confirm Current Rating before comparing offers or moving the inquiry forward.
Protection Grade Confirm Protection Grade before comparing offers or moving the inquiry forward.
Installation Type Confirm Installation Type before comparing offers or moving the inquiry forward.
Application route Use Application to compare adjacent options instead of relying on one broad title match.
Country route Use Country to compare adjacent options instead of relying on one broad title match.

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Electrical project sourcing method

Project scopeRead the product inside the wider electrical project scope, not as a disconnected part.
Standards fitUse voltage class, installation type and protection scope to narrow comparisons.
Tender framingSend load profile, standards and installation context through the RFQ path.

Procurement notes

If visible specifications are still thin, add model, material, interface, quantity, application fit, destination and target lead time before comparing quotes.

Next sourcing actions

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