GridSupplyHubElectrical equipment, switchgear, transformers, and power distribution components
High Performance Efficient Switching Power Supply Design VI040310 Vacuum Interrupter
Electrical Engineering

High Performance Efficient Switching Power Supply Design VI040310 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.

Quote on request

Product sourcing profile

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

Product introduction

Home Electrical & Electronics Breaker & Protector Circuit Breaker High Performance Efficient Switching Power Supply Design VI040310 Vacuum Interrupter US$400.00 3 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.power supplyelectrical equipmentcircuit breaker

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 Power 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.

GridSupplyHub 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

Vertical Sitegridsupplyhub
CategoryTransformers
Source Domaintianjinpinggao.en.made-in-china.com
BrandTianjin Pinggao In
Unitset
ApplicationElectrical and power distribution
Arc-extinguishing MediumVacuum
Average closing speed1.2±0.4 m/s
Average opening speed1.7±0.3 m/s
Breaking CapacityHigh Voltage Circuit Breakers
Capacity2.3kg
CategoryTransformers
CertificationISO
Circuit resistance at the lower limit of rated contact pressure≤11 μΩ
Contact counterforce at rated opening distance310±50 N
Contact opening and closing asynchrony≤2 ms
Contact opening distance20±1 mm
CustomizationAvailable
Electrical Endurance50 Times
Feature Highlightsstainless steel, digital
Initial contact pressure≥2000 N /≥2700 N
InstallationFixed
Insulating MediumVacuum
Main Technical ParametersModel
Matched Termspower supply, electrical equipment, circuit breaker
Maximum DC component50%
Maximum duration of contact bounce4ms
Maximum rebound during opening≤2 mm
Mechanical life30000 times
Model NO.VI040310 Vacuum Interrupter
Nominal Voltage40.5kv
OperationElectric Type
OriginChina
Permitted wear thickness of contacts3mm
Poles Number1
Product TitleHigh Performance Efficient Switching Power Supply Design VI040310 Vacuum Interrupter
Quality of moving parts2.3kg
Rated Current2500A
Rated Frequency50/60Hz
Rated back-to-back capacitor bank breaking current400A C2
Rated contact pressure2400±200 N / 3400±300 N
Rated current2500A
Rated frequency50/60 Hz
Rated lightning impulse withstand voltage185 kV /215 kV**
Rated operating sequenceO-0.3s-CO-180s-CO
Rated peak withstand current63 kA /80 kA
Rated short-circuit breaking current frequency50 times/30 times
Rated short-circuit breaking current, symmetrical25 kA /31.5 kA
Rated short-circuit closing current63 kA /80 kA
Rated short-time power frequency withstand voltage95 kV /118 kV**
Rated short-time withstand current, 4 seconds25 kA /31.5 kA
Rated single capacitor bank breaking current630A C2
Rated voltage40.5kV
Self-closing force230±35 N
Short-Circuit Breaking Current25/31.5ka
SpeedHigh-Speed Circuit Breaker
Storage period30
TrademarkPG
US$400.003 only (MOQ)
Vacuum interrupterVI040310 Vacuum Interrupter
Voltage40.5kv

Product sourcing keywords

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Related keyword paths

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SOURCING DECISION BRIEF

High Performance Efficient Switching Power Supply Design VI040310 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
Vertical Site, Category, Source Domain
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 GridSupplyHub 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.

GridSupplyHub related sourcing paths

GridSupplyHub procurement phrases

GridSupplyHub 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.

GridSupplyHub related product samples

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.

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