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Reliable Double Break Vacuum Tap Changer for Transformers
US$1,000.00-20,000.00
1 Piece
Product profile
Customization
AvailableApplication
Power, InstrumentPhase
Single or ThreeModel NO.
SDZVCore
Air-TypeCooling Method
Dry-Type or Oil-Immersed TypeWinding Type
Multi-winding TransformerCertification
ISO9001-2000, ISO9001, CCCUsage
Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution TransformerFrequency Characteristics
Power FrequencyShape of Core
RingBrand
HzecLanguage
Chinese, English, RussianPrice
NegotiableDelivery
It DependsShipment Term
EXW, Fob, CIF, DAP, etc.Transport Package
CaseSpecification
As requiredTrademark
HEZCOrigin
ChinaProduction Capacity
500000pieces/YearKey features
Double-Break Vacuum Interrupter: Modular design with significantly improved breaking capacity for Y-connected oil-immersed transformers.
High Voltage Capacity: Suitable for equipment voltage up to 363 kV and three-phase ratings up to 4500 kVA.
Extended Mechanical Life: Designed for 1.5 million mechanical operations with 300,000 free maintenance cycles.
Robust Insulation Levels: Withstands up to 363 kV max voltage with high impulse and power-frequency withstand capabilities.
Flexible Tap Positions: Standard type offers up to 14 positions without tap changer and up to 27 with tap changer.
Certified Quality: ISO9001-2000, ISO9001, and CCC certified by Henan Energy Electric Equipment Co., Ltd.
Customization Options: Acceptable customization for language (Chinese, English, Russian) and specific technical requirements.
Company profile
Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2024-06-25Nearest Port: Ningbo PortAverage Response Time: ≤1.48hTerms of Payment: LC, T/T, D/PInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW, DDP, DAP, CIP
AI-Powered supplier vetting
SummaryThe supplier exports to more than 30 countries and reports multilingual 24/7 technical support, maintenance training, consultations, and spare-parts supply. It has inventory capability, but no overseas warehouses, showrooms, agents, or branches, and reports zero countries with overseas service offerings despite describing training services. Lead time is one month in both peak and off-season. The supplier provides ODM, OEM, and design-based customization, but has not launched new products in the past year, holds one R&D patent, and lacks private-mold, 3D design, SDK, and specialized technical-supplier capabilities. Service procedures exist, although corrective/preventive-action records are absent. Export activity represents 90% of total sales and began three years ago. No financial figures are disclosed; only years of financial records are identified. Sustainability and digital-management evidence is limited, including no ERP integration.
Supplier typeThe supplier operates in power transmission and distribution-related products, including wires and cables, switch-control equipment, instruments, and electronic products. It also provides OEM and ODM services and exports to more than 30 countries, indicating an export-oriented manufacturer or trading-manufacturing supplier serving power-infrastructure markets.
After-Sales capabilityThe supplier states that it provides multilingual 24/7 emergency technical support, free consultations, maintenance training, and spare-parts supply, and it has in-stock service capacity. However, it has no overseas warehouse, showroom, agent, or branch; reported overseas service coverage is zero countries, and its corrective/preventive-action procedure has no written records.
R&D capabilityThe supplier promotes low-loss transformers and SF6-free switchgear and holds one R&D patent. Nevertheless, it reported no new products in the past year, no SDK, no private-mold or 3D software design capability, and no sustainable-development or ERP-based digital-management capability, so the evidence does not establish strong innovation performance.
Production capacityThe supplier reports in-stock capability, one-month average lead times in both peak and off-season, OEM service for well-known brands, ODM service, export capability, and a product scope covering power transmission and distribution equipment. The slices do not state production capacity, facility scale, equipment, or output volume, so overall production strength is only partially demonstrated.
Customization capabilityThe supplier explicitly offers ODM and OEM services and provides customization from customer designs. It does not provide private-mold development or 3D software design services, which limits the demonstrated scope of customization.
Product Q&A
Q:What is the maximum voltage rating?
A:
The tap changer is suitable for equipment with a maximum voltage below 363 kV.
Q:What is the mechanical life of the device?
A:
It has a mechanical life of 1.5 million operations and allows for 300,000 free maintenance times.
Q:What is the rated capacity range?
A:
It supports three-phase ratings up to 4500 kVA and rated capacities ranging from 2250 to 8400 kVA.
Q:What is the maximum working current?
A:
The rated max current ranges from 400A to 2400A depending on the specific model configuration.
Q:How many tap positions are available?
A:
Standard types offer up to 14 positions without a tap changer and up to 27 with one; CM type allows up to 107.
Send Inquiry
*To:
Henan Energy Electric Equipment Co.,Ltd
Henan Energy Electric Equipment Co.,Ltd*Content:
Supplier replies will be sent to your registered email
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